Jordan Matelsky
365Papers

№ epilogue
August 20
№ epilogue — August 20

Epilogue

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№ 365
August 20
№ 365 — August 20

Coulomb GANs: Provably Optimal Nash Equilibria via Potential Fields

Modeling a GAN target distribution as an electric field removes all but one single Nash equilibrium, improving training efficacy and output quality. [ Read More ]

#neural-network  #Nash-equilibrium  #game-theory  #celebA  #optimization  #force  #training  #physics  #interaction  #mode-collapse  #electricity  #GAN  #machine-learning 
№ 364
August 19
№ 364 — August 19

Mortality in Puerto Rico after Hurricane Maria

After surveying individuals and comparing against demographic and geographic information, the estimated Puerto Rican death count due to Hurricane Maria increases 70-fold. [ Read More ]

#hurricane  #disaster  #disaster-relief  #Puerto-Rico  #natural-disaster  #public-health  #mortality  #climate  #climate-change  #infrastructure  #society  #health 
№ 363
August 18
№ 363 — August 18

Association between physical exercise and mental health in 1·2 million individuals in the USA between 2011 and 2015: a cross-sectional study

Exercising regularly has an enormous positive impact on self-reported mental health. [ Read More ]

#exercise  #fitness  #mental-health  #gender  #age  #BMI  #depression 
№ 362
August 17
№ 362 — August 17

Dynamic density shaping of photokinetic E. coli

Genetically engineered E. coli can form complex images in response to light stimuli. [ Read More ]

#light  #bacteria  #plasmid  #environment  #behavior  #genetics  #proteorhodopsin  #images  #art  #motility  #motion  #E-coli  #navigation 
№ 361
August 16
№ 361 — August 16

Generating perfusion maps from structural optical coherence tomography with artificial intelligence

A machine learning approach can generate flow maps of a retina from anatomical OCT imagery. [ Read More ]

#retina  #OCT  #diagnosis  #flow  #turbulence  #ophthalmology  #eye  #blood  #perfusion  #machine-learning  #neural-network 
№ 360
August 15
№ 360 — August 15

The C. elegans AWA Olfactory Neuron Fires Calcium-Mediated All-or-None Action Potentials

The C. elegans connectome exhibits spiking action potential behavior despite the expectation that it exhibits analog neuron responses only. [ Read More ]

#neuroscience  #action-potential  #c-elegans  #worm  #olfactory  #nematode  #calcium  #neurons  #spiking  #connectome  #ion-channel 
№ 359
August 14
№ 359 — August 14

Cortical Column and Whole Brain Imaging of Neural Circuits with Molecular Contrast and Nanoscale Resolution

Expansion microscopy, paired with lattice light sheet microscopy, can be used to image biological microstructure with lower spatial-acuity technologies such as light microscopy. [ Read More ]

#neuroscience  #drosophila  #mouse  #fruit-fly  #fly  #whole-brain  #connectome  #mushroom-body  #cortical-column  #expansion  #electron-microscopy  #protein  #light-microscopy  #lattice-light-sheet  #EM  #Apache-Spark  #light-sheet  #cortex  #spines  #circuitry 
№ 358
August 13
№ 358 — August 13

Clinically applicable deep learning for diagnosis and referral in retinal disease

Separation of segmentation and diagnosis of OCT images in a clinical setting improves human-machine cooperation. [ Read More ]

#3D  #OCT  #retina  #eye  #machine-learning  #neural-network  #diagnosis  #group:deepmind 
№ 357
August 12
№ 357 — August 12

Scene through the eyes of an apex predator: a comparative analysis of the shark visual system

Learning about shark eyes, retinas, and brains can teach us about early vertebrate evolution. [ Read More ]

#neuroscience  #marine-biology  #shark  #vision  #eye  #retina  #cornea  #photoreceptors  #Devonian  #oculomotion  #evolution  #optics  #skull 
№ 356
August 11
№ 356 — August 11

Hyperbrain network properties of guitarists playing in quartet

Musicians' brains appear to synchronize when they play music together. [ Read More ]

#brain  #hyperbrain  #EEG  #synchronization  #networks  #beta  #delta  #theta  #guitar  #music  #oscillation 
№ 355
August 10
№ 355 — August 10

A Complete Electron Microscopy Volume of the Brain of Adult Drosophila melanogaster

An entire fly brain is imaged at synaptic resolution, enabling large scale connectomics and neuroscience. [ Read More ]

#neuroscience  #connectomics  #connectome  #mushroom-body  #cell-type  #calyx  #drosophila  #olfaction  #circuit  #fly  #EM  #circuitry  #flyEM  #group:janelia 
№ 354
August 09
№ 354 — August 09

Thermal Imaging Reveals Changes in Body Surface Temperatures of Blacktip Sharks (Carcharhinus limbatus) during Air Exposure

Shark surface temperature increases steadily after a shark has been landed, which can affect the health of the shark as well as the shark's ecosystem. [ Read More ]

#shark  #marine-biology  #ocean  #temperature  #skin  #thermography  #conservation  #ecology  #fishing 
№ 353
August 08
№ 353 — August 08

An unusual association of hadrosaur and therizinosaur tracks within Late Cretaceous rocks of Denali National Park, Alaska

The first known colocated tracks of therizinosaurid and hadrosaurid species was found in Denali National Park. [ Read More ]

#paleontology  #hadrosaurid  #therizinosaurid  #tracks  #dinosaur  #cretaceous  #Denali  #Cantwell-formation  #Alaska 
№ 352
August 07
№ 352 — August 07

A Distance-Dependent Distribution of Presynaptic Boutons Tunes Frequency-Dependent Dendritic Integration

Synapses shrink in size the further they are from the soma of a CA1 pyramidal cell, but the role of short-term facilitation increases. [ Read More ]

#neuroscience  #pyramidal  #CA1  #active-zone  #mouse  #synapses  #neurons  #neurotransmitter  #EM  #dendrite  #plasticity  #bouton  #SBFSEM  #hippocampus  #short-term-facilitation  #synapse-sorting 
№ 351
August 06
№ 351 — August 06

New information on the cranial morphology of Avimimus (Theropoda: Oviraptorosauria)

New specimens of oviraptorosaurians demonstrate previously unconfirmed dissimilarities between the skull morphology of birds and Avivmimus dinosaurs. [ Read More ]

#paleontology  #dinosaur  #skull  #oviraptorosaurian  #avian  #morphology  #Mongolia  #cretaceous  #Gobi 
№ 350
August 05
№ 350 — August 05

The genetic basis of diurnal preference in Drosophila melanogaster

Though crepuscular in the lab, fruit flies can be both nocturnal or diurnal, and by selecting for one or the other artificially, we can identify the genes responsible for phase preference changes. [ Read More ]

#drosophila  #laboratory  #phenotype  #domestication  #evolution  #fly  #nocturnal  #circadian  #plasticity  #RNAseq  #gene-expression  #genetics  #diurnal 
№ 349
August 04
№ 349 — August 04

Single-cell molecular connectomics of intracortically-projecting neurons

Combining MAPseq with RNA sequencing, ConnectID enables researchers to overlay both transcriptome as well as and connectome information in cortical tissue. [ Read More ]

#neuroscience  #cortex  #mouse  #transcriptome  #S1  #M1  #A1  #V1  #thalamus  #MAPseq  #RNA  #barcode  #connectome 
№ 348
August 03
№ 348 — August 03

All-Optical Machine Learning Using Diffractive Deep Neural Networks

Diffracting real light rather than routing digital neurons makes this 3D neural network run at the speed of light. [ Read More ]

#neural-network  #light  #3D  #3D-printing  #diffraction  #caustics  #refraction  #MNIST  #optics 
№ 347
August 02
№ 347 — August 02

Single neurons may encode simultaneous stimuli by switching between activity patterns

In the presence of two stimuli, a neuron may fluctuate between response patterns to convey its responses to both stimuli. [ Read More ]

#neuroscience  #signal-processing  #audio  #3D  #stimuli  #multiplexing  #neurons  #monkey  #primate  #inferior-colliculus  #localization 
№ 346
August 01
№ 346 — August 01

Reevaluation of ‘endocostal ossifications’ on the Kebara 2 Neanderthal ribs

The Kebara 2 Neanderthal skeleton's abnormal rib ossifications are likely the result of a simple genetic disorder, and did not greatly impact day to day life. [ Read More ]

#neanderthal  #evolution  #humans  #homo-sapiens  #ribs  #intercostals  #bird  #Hox  #gorilla  #primate  #ribcage  #disease  #paleolithic  #paleoanthropology  #anthropology  #bird  #ossification 
№ 345
July 31
№ 345 — July 31

On-the-Fly Power-Aware Rendering

Modulating the resources allocated to different stages of the render process optimizes for render quality without sacrificing power consumption budgets. [ Read More ]

#render  #3D  #graphics  #power  #power-consumption  #energy  #GPU  #power-budget  #realtime 
№ 344
July 30
№ 344 — July 30

Detecting Influence Campaigns in Social Networks Using the Ising Model

Taking inspiration from physics simulations, it is possible to identify botnets on Twitter by their conspicuous behavior. [ Read More ]

#twitter  #society  #internet  #magnet  #ising-model  #physics  #simulation  #spam  #behavior  #interaction  #annealing  #bots  #botnet 
№ 343
July 29
№ 343 — July 29

High-frequency observations from a deep-sea cabled observatory revealseasonal overwintering of Neocalanus spp. in Barkley Canyon, NE Pacific:Insights into particulate organic carbon flux

Copepod migration is more easily monitored using video feeds and Doppler acoustic data from a powerful undersea observatory. [ Read More ]

#crustacean  #arthropod  #migration  #ocean  #plankton  #Pacific  #computer-vision  #pelagic  #biodiversity  #copapod  #global-warming  #video  #doppler  #marine-biology 
№ 342
July 28
№ 342 — July 28

Scutoids are a geometrical solution to three-dimensional packing of epithelia

A novel solid shape best approximates the geometry of epithelial columnar cells along surfaces of complex curvature. [ Read More ]

#3D  #structure  #hexagons  #intercalation  #morphogenesis  #packing  #epithelium  #tissue  #geometry  #curvature  #geometric-solid  #drosophila 
№ 341
July 27
№ 341 — July 27

Seasonal migration of marsupial megafauna in Pleistocene Sahul (Australia–New Guinea)

Diprotodon dentition show evidence of latitudinal migration over the course of the animal's lifespan. [ Read More ]

#migration  #marsupial  #paleontology  #geology  #megafauna  #Pleistocene  #Australia 
№ 340
July 26
№ 340 — July 26

Protecting Intellectual Property of Deep Neural Networks with Watermarking

Training neural networks on out-of-domain inputs allows an author to watermark their model to prevent or detect theft. [ Read More ]

#ownership-verification  #watermark  #DRM  #neural-network  #digital-watermark  #machine-learning  #intellectual-property 
№ 339
July 25
№ 339 — July 25

Radar evidence of subglacial liquid water on Mars

Dielectric permittivity measurements taken from the south pole of Mars strongly suggest a liquid water lake beneath the polar glaciers. [ Read More ]

#space  #Mars  #water  #radar  #glacier  #atmosphere  #polar  #permittivity  #dielectric  #ice  #chemistry  #life  #ion 
№ 338
July 24
№ 338 — July 24

The impact of the ‘open’ workspace on human collaboration

[ Read More ]

#social  #collaboration  #psychology  #behavior  #communication  #society  #workplace  #architecture  #sociology 
№ 337
July 23
№ 337 — July 23

Electron ptychography of 2D materials to deep sub-ångström resolution

A much higher electron microscopy resolution can be achieved by leveraging ptychography of diffracted low-energy electrons. [ Read More ]

#electron  #2D  #electron-microscopy  #Bragg-peaks  #wavelength  #atom  #material-science  #ptychography  #imagery  #super-resolution 
№ 336
July 22
№ 336 — July 22

BB-Graph: A New Subgraph Isomorphism Algorithm for Efficiently Querying Big Graph Databases

BB-Graph is a new subisomorphism search algorithm that improves upon GraphQL and Cypher implementations. [ Read More ]

#graph-theory  #subgraph  #graph-isomorphism  #np-hard  #subisomorphism  #graphQL  #neo4j  #motif  #iterative  #query  #graph-search 
№ 335
July 21
№ 335 — July 21

Adversarial Reprogramming of Neural Networks

It is possible to construct and adversarial program that hijacks the compute power of a neural network and repurposes it to solve a different task. [ Read More ]

#neural-network  #machine-learning  #adversarial  #imagenet  #MNIST  #cifar  #group:google 
№ 334
July 20
№ 334 — July 20

Sampling Neuron Morphologies

A generative model based upon Markov chain monte carlo simulations creates realistic neuron morphologies. [ Read More ]

#neuroscience  #monte-carlo  #markov-chain  #neurons  #evolution  #generative  #3D  #structure  #morphology 
№ 333
July 19
№ 333 — July 19

Learning cellular morphology with neural networks

Networks fed 2D renders of neuron segmentation fragments were able to capture information about the morphology and biology of the neurons. [ Read More ]

#neuroscience  #machine-learning  #neural-network  #elektronn  #glia  #neurons  #segmentation  #proofreading  #electron-microscopy  #reconstruction  #connectome  #cell-type  #morphology  #group:MPI  #group:google 
№ 332
July 18
№ 332 — July 18

Injury Incidence and Patterns Among Dutch CrossFit Athletes

The authors conducted a survey of CrossFit athletes in the Netherlands to better understand injury incidence rate. [ Read More ]

#crossfit  #exercise  #fitness  #injury  #weightlifting  #health 
№ 331
July 17
№ 331 — July 17

Genome-culture coevolution promotes rapid divergence of killer whale ecotypes

Orcas' quick spread across the planet was facilitated both by social knowledge transfer as well as genetic drift. [ Read More ]

#genome  #sequencing  #whale  #genetics  #orca  #killer-whale  #knowledge-transfer  #whole-genome-sequencing 
№ 330
July 16
№ 330 — July 16

Female hurricanes are deadlier than male hurricanes

Hurricanes with female names are less likely to elicit preparatory action than hurricanes of the same magnitude with male names. [ Read More ]

#hurricane  #gender-bias  #gender  #natural-disaster  #disaster-recovery  #implicit-bias  #masculinity  #femininity  #MFI 
№ 329
July 15
№ 329 — July 15

Individual, unit and vocal clan level identity cues in sperm whale codas

Sperm whale codas covary with geography and social clan, reinforcing the social complexity hypothesis. [ Read More ]

#whale  #song  #singing  #sperm-whale  #communication  #behavior  #acoustics  #sound  #coda  #cetaceans 
№ 328
July 14
№ 328 — July 14

Anatomy of an Asteroid Break-Up: The Case of P/2013 R3

Under YORP-induced spin, an asteroid breaks apart over the course of several months in 2013-14. [ Read More ]

#space  #asteroid  #collision  #disintegration  #physics  #trajectory  #YORP  #torque  #Hubble  #group:APL 
№ 327
July 13
№ 327 — July 13

Lithic Landscapes: Early Human Impact from Stone Tool Production on the Central Saharan Environment

[ Read More ]

#anthropology  #Pleistocene  #evolution  #ecology  #environment  #landscape  #stone-tool  #stone-age  #rock  #Libya  #Sahara 
№ 326
July 12
№ 326 — July 12

New ootype prismatoolithids from the Late Cretaceous, Laiyang Basin and its significance

Newly found fossilized eggs teach us a great deal about dinosaur diversity and distribution. [ Read More ]

#china  #fossil  #paleontology  #egg  #ootype  #dinosaur  #cretaceous  #vertebrates 
№ 325
July 11
№ 325 — July 11

The pitch of babies’ cries predicts their voice pitch at age 5

The pitch of a baby's cries and the ratio of its finger lengths is predictive of voice fundamental frequency later in life. [ Read More ]

#humans  #cry  #voice  #acoustics  #audio  #auditory  #sound  #baby  #development  #fundamental-frequency  #voice-pitch  #gender 
№ 324
July 10
№ 324 — July 10

Testing the AC/DC hypothesis: Rock and roll is noise pollution and weakens a trophic cascade

Loud music or urban sounds can have dramatic impacts on the trophic webs of invertebrate/plant ecosystems. [ Read More ]

#music  #anthropology  #environment  #music  #sound  #ladybug  #aphid  #predation  #food-web  #ecology  #feeding 
№ 323
July 09
№ 323 — July 09

Electric Fields Elicit Ballooning in Spiders

Spiders use the electric potential of the atmosphere in order to take off and fly to new locations. [ Read More ]

#spider  #silk  #flight  #atmosphere  #APG  #electricity  #behavior  #arachnid  #biology 
№ 322
July 08
№ 322 — July 08

Mangrove vegetation as a protective solution for coastal protections

Mangrove roots provide a strong barrier in preventing high speed turbulent flow in flood areas. [ Read More ]

#turbulence  #conservation  #ecology  #trees  #mangrove  #vortex  #water  #tide  #hurricane  #tsunami 
№ 321
July 07
№ 321 — July 07

Syntax Error Recovery in Parsing Expression Grammars

This modified PEG uses a separate grammar in order to recover from errors. [ Read More ]

#grammar  #language  #parsing  #syntax  #PEG 
№ 320
July 06
№ 320 — July 06

Beef Cattle Instance Segmentation Using Fully Convolutional Neural Network

This simple neural network can segment individual animals in a cattle farm. [ Read More ]

#machine-learning  #neural-network  #beef  #cattle  #cow  #computer-vision  #farm  #CNN  #segmentation  #behavior  #animal-tracking 
№ 319
July 05
№ 319 — July 05

Human-level performance in first-person multiplayer games with population-based deep reinforcement learning

Agents trained to collaboratively play capture-the-flag video games outperformed human teams. [ Read More ]

#machine-learning  #neural-network  #capture-the-flag  #ctf  #video-games  #maps  #procedural  #teamwork  #cooperation  #agents  #evolution  #group:deepmind 
№ 318
July 04
№ 318 — July 04

A Hidden Markov Model to Estimate the Time Dairy Cows Spend in Feeder Based on Indoor Positioning Data

A Markov model predicts cow feeding behavior based upon position information with extremely high accuracy. [ Read More ]

#markov-model  #dairy  #cow  #farm  #GIS  #feeding 
№ 317
July 03
№ 317 — July 03

Evaluating Fitness to Perform in Surgical Residents after Night Shifts and Alcohol Intoxication: The development of a “Fit-to-Perform” test

Surgical residents performed about as well on a battery of alertness tests after 14 hour shifts as they did at the legal BAC limit. [ Read More ]

#surgery  #medicine  #laproscopy  #alcohol  #intoxication  #exam  #fatigue  #hospital 
№ 316
July 02
№ 316 — July 02

Lattice system of functionally distinct cell types in the neocortex

Rodent neocortex layer-5 contains long-range projection neurons which appear to be surrounded by a small column of atomic cortical computation. [ Read More ]

#neuroscience  #lattice  #hexagons  #brain  #cortex  #tiling  #3D  #graphs  #connectome  #cortical-column  #microcolumn  #in-vivo  #AAV  #2p  #ODC  #OSC  #motif  #mouse 
№ 315
July 01
№ 315 — July 01

A comparative study of artificial intelligence and human doctors for the purpose of triage and diagnosis

Babylon AI is a probablistic graph model that aims to diagnose clinical conditions as well as human physicians. [ Read More ]

#medicine  #diagnosis  #triage  #AI  #machine-learning  #graph-model  #PGM  #BabylonAI 
№ 314
June 30
№ 314 — June 30

Learning Social Conventions in Markov Games

By including the observation of other agents in the self-play AI model, new agent strategies follow societal convention. [ Read More ]

#artificial-intelligence  #AI  #machine-learning  #convntion  #game-theory  #stategy  #observation  #self-play  #agents 
№ 313
June 29
№ 313 — June 29

Modelling the brain response to arbitrary visual stimulation patterns for a flexible high-speed BCI

This work proposes a bidirectional technique for converting between EEG and stimulation pattern timeseries data to aid in BCI control. [ Read More ]

#neuroscience  #BCI  #VEP  #EEG 
№ 312
June 28
№ 312 — June 28

Comparison of Hospital Mortality and Readmission Rates for Medicare Patients Treated by Male vs Female Physicians

Female physicians' patients tended to have better healthcare outcomes than male physicians'. [ Read More ]

#medicine  #academia  #gender-bias  #hospital  #readmission  #clinical 
№ 311
June 27
№ 311 — June 27

Important juvenile manta ray habitat at Flower Garden Banks National Marine Sanctuary in the northwestern Gulf of Mexico

Little is known about juvenile oceanic manta rays, but a new region of the Gulf of Mexico may be a recurring nursery-like habitat. [ Read More ]

#marine-biology  #manta-ray  #ocean  #pelagic  #Gulf-of-Mexico  #development  #biology 
№ 310
June 26
№ 310 — June 26

Active vision varies across the cardiac cycle

Self-paced subjects preferred to encounter new stimuli during systole than diastole. [ Read More ]

#heart  #brain  #stimulus  #vision  #sight  #cardiac  #cycle  #behavior 
№ 309
June 25
№ 309 — June 25

World Models

This tripartite agent model learns to play games in the form of neural network hallucinations [ Read More ]

#neural-network  #behavior  #agents  #model  #prediction  #RNN  #vision  #openAI  #VAE  #dream  #simulation  #group:google 
№ 308
June 24
№ 308 — June 24

Activity seascapes highlight central place foraging strategies in marine predators that never stop swimming

Unlike most CPF animals, sharks require a modified behavioral model because they never stop swimming. [ Read More ]

#shark  #marine  #biology  #marine-biology  #locomotion  #swimming  #ocean  #markov-model  #accelerometry  #video  #camera  #GPS  #energy  #travel  #behavior  #metabolism  #acoustics  #navigation  #temperature 
№ 307
June 23
№ 307 — June 23

Discovery of a new song mode in Drosophila reveals hidden structure in the sensory and neural drivers of behavior

Applying a computational approach categorizes fruit fly mating songs and the neural underpinnings of these different singing modes better than existing state of the art. [ Read More ]

#neuroscience  #behavior  #drosophila  #courtship  #song  #singing 
№ 306
June 22
№ 306 — June 22

The Only Known Jawed Vertebrate with Four Eyes and the Bauplan of the Pineal Complex

The first ever known case of a vertebrate with four 'eyes' changes the evolutionary model of the pineal organ. [ Read More ]

#brain  #neuroscience  #vertebrates  #eye  #vision  #circadian-rhythms  #photoreceptor  #pineal  #parapineal  #skull  #foramen  #ipRGC 
№ 305
June 21
№ 305 — June 21

Prosthesis with neuromorphic multilayered e-dermis perceives touch and pain

This prosthetic 'skin' can communicate tactile sensation to the wearer of a prosthetic device. [ Read More ]

#neuroscience  #pain  #prosthesis  #neuromorphic  #dermis  #skin  #robotics  #perception  #sensation  #group:JHU 
№ 304
June 20
№ 304 — June 20

A Machine Learning Approach to Discover Rules for Expressive Performance Actions in Jazz Guitar Music

Aligning fake-book lead sheets to commercial musical recordings enables this ML algorithm to learn common ornamentation techniques for jazz music. [ Read More ]

#neural-network  #machine-learning  #jazz  #music  #musicality  #style  #guitar  #performance  #MusicXML  #sheet-music 
№ 303
June 19
№ 303 — June 19

Aqueous-based tissue clearing in crustaceans

This decalcification and bleaching process pretreats exoskeleton-bearing creatures for tissue-clearing processes like CUBIC. [ Read More ]

#crustacean  #isopod  #tissue-clearing  #clarity  #CUBIC  #exoskeleton 
№ 302
June 18
№ 302 — June 18

Neural scene representation and rendering

GQNs learn to represent 3D scenes and can predict their layout based upon 2D images. [ Read More ]

#neural-network  #machine-learning  #scene-representation  #rendering  #visual-system  #vision  #group:deepmind 
№ 301
June 17
№ 301 — June 17

Background levels of methane in Mars’ atmosphere show strong seasonal variations

[ Read More ]

#mars  #space  #geology  #methane  #bacteria  #atmosphere  #air  #carbon-dioxide  #curiosity  #NASA  #spectrometry  #seasons 
№ 300
June 16
№ 300 — June 16

A Connectome Based Hexagonal Lattice Convolutional Network Model of the Drosophila Visual System

it is possible to reconstruct a working computer vision neural network from data derived from scans of the fruit fly visual system. [ Read More ]

#neuroscience  #connectome  #connectomics  #drosophila  #fly  #flyEM  #fruit-fly  #simulation  #hexagonal  #lamina  #medulla  #CNN  #visual-system  #retina  #ommatidia  #caffe  #vision  #group:janelia 
№ 299
June 15
№ 299 — June 15

Late Ediacaran trackways produced by bilaterian animals with paired appendages

Fossilized tracks in China are likely the first ever evidence of paired appendages in a bilaterian in the fossil record. [ Read More ]

#paleontology  #ediacaran  #bilateria  #fossil  #footprint  #china  #yangtze 
№ 298
June 14
№ 298 — June 14

CrisisMMD: Multimodal Twitter Datasets from Natural Disasters

The CrisisMMD dataset provides Twitter-based imagery and accompanying metadata to improve the humanitarian response to worldwide disasters. [ Read More ]

#dataset  #twitter  #society  #NLP  #imagery  #humanitarian-aid  #public-health 
№ 297
June 13
№ 297 — June 13

Dank Learning: Generating Memes Using Deep Neural Networks

A neural network generates internet memes and their captions. [ Read More ]

#dank  #memes  #machine-learning  #computer-vision  #neural-network  #CNN  #LSTM 
№ 296
June 12
№ 296 — June 12

A Scalable Framework for Trajectory Prediction

A Markov model based system can predict the complex trajectory of a vehicle moving along a road network. [ Read More ]

#urban-design  #urban-planning  #civil-engineering  #map  #GIS  #GPS  #trajectory  #trajectory-prediction  #markov-model  #prediction  #networks  #graphs  #roads 
№ 295
June 11
№ 295 — June 11

Why do deep convolutional networks generalize so poorly to small image transformations?

Common classification CNNs are sensitive to even very slight changes in a target image due to inherent biases in almost all commonly used training datasets. [ Read More ]

#computer-vision  #neural-network  #CNN  #machine-learning  #ImageNet  #ResNet  #training  #sensitivity 
№ 294
June 10
№ 294 — June 10

A Process for Capturing CO2 from the Atmosphere

This direct-air-capture technique pulls carbon dioxide from the air at a cost of about 100-200 USD per ton. [ Read More ]

#carbon  #environment  #CO2  #air  #scrubbing  #carbon-neutral  #ecology  #atmosphere  #carbon-sequestration  #energy  #air-capture 
№ 293
June 09
№ 293 — June 09

The logic of single-cell projections from visual cortex

Using MAPseq, it is possible to locate and characterize the downstream projections from visual cortex in a whole mouse brain. [ Read More ]

#neuroscience  #MAPseq  #projection  #cortex  #mouse  #barcode  #atlas  #V1  #genetics  #gene-barcode 
№ 292
June 08
№ 292 — June 08

Predicting oral disintegrating tablet formulations by neural network techniques

This neural network can predict the disintigration time of dissolvable pharmaceutical tablets. [ Read More ]

#neural-network  #pharmaceuticals  #ODT  #DNN  #drugs  #machine-learning  #biology 
№ 291
June 07
№ 291 — June 07

Caffeine dosing strategies to optimize alertness during sleep loss

By optimizing caffeine doses and timing, it is possible to reduce the total amount of caffeine required to maintain neurobehavioral performance on a battery of tests. [ Read More ]

#caffeine  #sleep  #sleep-deprivation  #behavior  #vigilance  #alertness  #fatigue 
№ 290
June 06
№ 290 — June 06

Playing Atari with Six Neurons

A tiny neural net is big enough to play certain Atari games when game-state is provided in a simplified form. [ Read More ]

#neural-network  #game  #machine-learning  #atari  #videogames  #optimization 
№ 289
June 05
№ 289 — June 05

Rational Temporal Predictions Can Underlie Apparent Failures to Delay Gratification

This 2013 reproduction of the marshmallow test sought to understand how accurate and inaccurate predictions of time-delays influenced the seemingly irrational choices behind children's behavior. [ Read More ]

#delayed-gratification  #economics  #marshmallow  #marshmallow-test  #psychology  #behavior  #childhood  #reproducibility  #reward 
№ 288
June 04
№ 288 — June 04

Vector-based navigation using grid-like representations in artificial agents

[ Read More ]

#neuroscience  #deep-learning  #machine-learning  #neural-network  #entorhinal-cortex  #place-area  #grid-cells  #place-cells  #navigation  #group:google 
№ 287
June 03
№ 287 — June 03

Biodiversity on Indigenous lands equals that in protected areas

Indigenous lands have wildlife biodiversity levels that are on par with worldwide protected lands. [ Read More ]

#biodiversity  #ecology  #biology  #habitat  #extinction  #land-protection  #indigenous  #IUCN  #Australia  #Brazil  #Canada  #aboriginal 
№ 286
June 02
№ 286 — June 02

Cyclist’ safety perceptions of cycling infrastructure at un-signalised intersections: Cross-sectional survey of Queensland cyclists

Cyclists paradoxically prefer less convenient urban design, such as intersections at which they must cede right-of-way to motorists. [ Read More ]

#bicycle  #traffic  #urban-design  #transportation  #Australia  #roads  #infrastructure 
№ 285
June 01
№ 285 — June 01

KG²: Learning to Reason Science Exam Questions with Contextual Knowledge Graph Embeddings

A knowledge graph embedding is learned by a neural network in order to answer complex exam-style questions based upon knowledge from a large corpus. [ Read More ]

#knowledge-graph  #graphs  #question-answering  #exam  #AI  #ARC  #neural-network  #machine-learning 
№ 284
May 31
№ 284 — May 31

The Morphology and Circuity of Walkable and Drivable Street Networks

OSMnx, a python package, can be used to determine circuity, a measure of walkability versus drivability in US cities. [ Read More ]

#urban-design  #graphs  #graph-theory  #networks  #roads  #python  #circuity  #open-street-map  #GIS  #walking  #walkability 
№ 283
May 30
№ 283 — May 30

Deep Reinforcement Learning in Ice Hockey for Context-Aware Player Evaluation

This deep learning approach evaluates hockey players based upon their total impact on the outcome of a game. [ Read More ]

#deep-learning  #machine-learning  #neural-network  #LSTM  #Canada  #hockey  #evaluation  #performance  #prediction  #behavior  #Markov  #reinforcement-learning 
№ 282
May 29
№ 282 — May 29

Revisiting the Marshmallow Test: A Conceptual Replication Investigating Links Between Early Delay of Gratification and Later Outcomes

The famous marshmallow test was re-run using a larger population and better controls, and found less of a correlation with delayed gratification and later outcomes. [ Read More ]

#psychology  #marshmallow-test  #delayed-gratification  #reward  #economics  #achievement  #academia  #behavior  #childhood  #reproducibility 
№ 281
May 28
№ 281 — May 28

Deep Watershed Detector for Music Object Recognition

This deep-learning approach to digitizing hand-writing musical notation uses a variant of the common watershed segmentation approach. [ Read More ]

#OMR  #typography  #neural-network  #machine-learning  #watershed  #computer-vision  #CV  #MUSCIMA++  #DeepScores  #music  #sheet-music  #notation 
№ 280
May 27
№ 280 — May 27

Mode-Adaptive Neural Networks for Quadruped Motion Control

This deep learning approach automates the animation of complex quadruped navigation and locomotion over arbitrary paths and speeds in 3D. [ Read More ]

#animation  #deep-learning  #machine-learning  #neural-network  #quadruped  #gait-estimation  #pose-estimation  #walking  #3D  #postural-dynamics  #locomotion 
№ 279
May 26
№ 279 — May 26

A Burmese amber tick wrapped in spider silk

A tick fossilized in amber is wrapped with what appears to be spider silk, demonstrating a rarely-seen interaction between spiders and ticks in the fossil record. [ Read More ]

#ticks  #spider  #fossil  #cretaceous  #fossil-record  #amber  #spider-silk  #insect  #arachnid  #silk 
№ 278
May 25
№ 278 — May 25

Fast animal pose estimation using deep neural networks

This pose-estimation and animal tracking software uses deep learning to estimate the positions and configurations of a freely behaving animal. [ Read More ]

#neuroscience  #pose-estimation  #3D  #deep-learning  #posture  #postural-dynamics  #neural-network  #animal-tracking 
№ 277
May 24
№ 277 — May 24

The Roles of Supervised Machine Learning in Systems Neuroscience

Machine learning has become an irreplaceable tool in the neuroscientist's toolbox for a number of distinct but co-emergent reasons. [ Read More ]

#neuroscience  #machine-learning  #neural-network  #random-forest  #brain  #architecture  #spiking-neural-network  #model  #systems-neuroscience  #supervised-learning 
№ 276
May 23
№ 276 — May 23

Estimating the impact of structural directionality: How reliable are undirected connectomes?

Taking directed brain graphs and removing directionality to simulate non-invasive data-recording techniques removes meaningful signal from the data, suggesting that directionality is a core component of understanding a brain graph. [ Read More ]

#neuroscience  #graphs  #networks  #directed-graph  #connectome  #c-elegans  #noninvasive  #MRI  #fMRI  #directionality 
№ 275
May 22
№ 275 — May 22

Predicting Electricity Outages Caused by Convective Storms

To train machine-learning approaches to predict the power-grid damage caused by storms, it is necessary to artificially over-sample rarer events. [ Read More ]

#storm  #lightning  #tornado  #weather  #prediction  #SMOTE  #machine-learning  #neural-network  #dbscan  #meteorology  #GIS  #power-grid 
№ 274
May 21
№ 274 — May 21

Organic matter loading by hippopotami causes subsidy overload resulting in downstream hypoxia and fish kills

Hippopotami poop a lot in the same place and when it all washes away it kills all the fish. [ Read More ]

#ecology  #ecosystem  #biology  #conservation  #river  #stream  #hippopotamus  #eutrophication  #hypoxia  #africa  #oxygen 
№ 273
May 20
№ 273 — May 20

Evidence of a plume on Europa from Galileo magnetic and plasma wave signatures

New analyses of decade-old data from the Galileo mission around Jupiter suggest that the space probe passed through a plume of Europa. [ Read More ]

#jupiter  #moon  #europa  #plume  #water  #astronomy  #space 
№ 272
May 19
№ 272 — May 19

Exploring the Color of Glass: Letters of Recommendation for Female and Male Medical Faculty

Recommendation letters for women pale in comparison with the level of focus and emphasis behind letters written for men. [ Read More ]

#gender-bias  #society  #academia  #medicine  #natural-language  #recommendation 
№ 271
May 18
№ 271 — May 18

Gene Duplication and Gene Expression Changes Play a Role in the Evolution of Candidate Pollen Feeding Genes in Heliconius Butterflies

Pollen-feeding butterflies upregulate cocoonase genes in their proboscis, entirely separate from where most digestive enzymes are produced in butterflies. [ Read More ]

#butterfly  #biology  #digestion  #insect  #pollen  #enzymes  #RNA  #DNA  #sequencing 
№ 270
May 17
№ 270 — May 17

Comprehensive machine learning analysis of Hydra behavior reveals a stable basal behavioral repertoire

Via computer vision fed into unsupervised machine learning, video feeds of the cnidarian hydra vulgaris can be categorized into highly stereotyped behaviors that shed light on the fundamental capabilities of even small systems of neurons. [ Read More ]

#hydra  #neuroscience  #machine-learning  #behavior  #cnidarian  #evolution  #bag-of-words 
№ 269
May 16
№ 269 — May 16

The structure factor of primes

Armed with techniques conventionally used in crystallography, it is possible to run simulations that characterize the fractal structure of prime number distribution along the number line. [ Read More ]

#primes  #number-theory  #Bragg-peaks  #crystals  #crystallography  #fractals  #math 
№ 268
May 15
№ 268 — May 15

Unsupervised Intuitive Physics from Visual Observations

This unsupervised learning approach builds intuitions about physics using only top-down video feeds, entirely without simulators. [ Read More ]

#machine-learning  #physics  #prediction  #unsupervised  #tensorflow  #heightmap  #terrain  #neural-network 
№ 267
May 14
№ 267 — May 14

Tweet success? Scientific communication correlates with increased citations in Ecology and Conservation

Altmetrics and Twitter success metrics correlate with higher citation counts in ecology and conservation studies. [ Read More ]

#social-media  #twitter  #internet  #social  #society  #altmetric  #metrics  #citation  #academia  #conservation  #biology  #ecology  #scientific-communication 
№ 266
May 13
№ 266 — May 13

Automatic discovery of cell types and microcircuitry from neural connectomics

Using neuroscientific priors, this probablistic technique can cluster neurons in a connectome by hypothesized cell type. [ Read More ]

#neuroscience  #connectome  #c-elegans  #retina  #connectivity  #graphs  #cell-type  #motif  #microcircuitry 
№ 265
May 12
№ 265 — May 12

Classification of Household Materials via Spectroscopy

Using spectroscopy, a robot can predict the material composition of its surroundings with great accuracy. [ Read More ]

#spectroscopy  #household  #home  #classification  #machine-learning  #robotics  #robot  #neural-network 
№ 264
May 11
№ 264 — May 11

Jupiter’s atmospheric jet streams extend thousands of kilometres deep

Measuring the gravitational field of Jupiter enables us to understand its dynamic atmosphere, the depth of jet-streams, and the mass ratio of the dynamical atmosphere to its gas core. [ Read More ]

#jupiter  #NASA  #atmosphere  #jet-stream  #juno  #gravity  #space  #gravity-harmonics 
№ 263
May 10
№ 263 — May 10

Solving Sudoku with Ant Colony Optimisation

Ant-colony optimization is useful to solve the NP-hard challenge of completing a sudoku. [ Read More ]

#machine-learning  #AI  #sudoku  #math  #ants  #insect  #ant-colony-optimization  #map-coloring  #graph-traversal  #graph-theory  #graphs  #optimization  #np-hard 
№ 262
May 09
№ 262 — May 09

Detecting Mutations by eBWT

Leveraging a form of the Burrows-Wheeler transform, it is possible to indentify SNP clusters in a human genome. [ Read More ]

#genomics  #genome  #genetics  #strings  #SNPs  #sequencing  #NGS  #human-genome  #mutations  #BWT  #DNA 
№ 261
May 08
№ 261 — May 08

Eat & Tell: A Randomized Trial of Random-Loss Incentive to Increase Dietary Self-Tracking Compliance

Individuals who were penalized a random penalty for food-diary non-compliance were more likely to comply than individuals who where penalized a consistent, known amount. [ Read More ]

#diet  #nutrition  #eating  #weight-loss  #compliance  #self-tracking  #incentive  #quantified-self  #food-logging  #economics  #behavior 
№ 260
May 07
№ 260 — May 07

Casual 3D Photography

A reconstruction algorithm converts a casually recorded set of photographs into a semi-3D scene mesh. [ Read More ]

#3D  #graphics  #SIGGRAPH  #photogrammetry  #volume  #panorama  #SfM  #SLAM  #reconstruction 
№ 259
May 06
№ 259 — May 06

Global Catfish Biodiversity

One in every 20 species of vertebrates is a catfish, and understanding this diverse and ubiquitous fish sheds light on ecological and biological processes. [ Read More ]

#catfish  #biology  #biodiversity  #vertebrates  #ecology  #fish  #phylogeny  #taxonomy  #evolution 
№ 258
May 05
№ 258 — May 05

Whole-genome sequencing of the blue whale and other rorquals finds signatures for introgressive gene flow

Many types of rorqual whales share a networked evolutionary tree, and hippopotamuses are not whales. [ Read More ]

#whale  #baleen-whales  #rorquals  #hippopotamus  #genome  #blue-whale  #phylogenetics  #genetics 
№ 257
May 04
№ 257 — May 04

Dynamic Structural Similarity on Graphs

Dynamic Structural Similarity is a node-to-node similarity measure that can be computed iteratively in order to refine a result. [ Read More ]

#graphs  #graph-theory  #similarity  #graph-structure  #NP  #networks 
№ 256
May 03
№ 256 — May 03

The readability of scientific texts is decreasing over time

The readability of academic papers has been decreasing rapidly since the late 1880s. [ Read More ]

#language  #readability  #paper  #reading  #linguistics  #Flesch-Kincaid  #fluency  #jargon 
№ 255
May 02
№ 255 — May 02

Spontaneous behaviors drive multidimensional, brain-wide population activity

Background chatter characteristic of sensory cortices receiving not sensory inputs can likely be explained by the neural expression of the simultaneous occurrence of behaviors. [ Read More ]

#neuroscience  #behavior  #mouse  #vision  #visual-system  #sensation  #sensory-cortex  #calcium-imaging  #ephys 
№ 254
May 01
№ 254 — May 01

The Best of Both Worlds: Combining Recent Advances in Neural Machine Translation

Combining existing machine translation neural networks, Google proposes a hybrid system which outperforms its ancestors. [ Read More ]

#machine-translation  #translation  #deep-learning  #machine-learning  #neural-network  #LSTM  #RNN  #GRU  #RNMT  #RNN  #Moses  #WMT14  #group:google 
№ 253
April 30
№ 253 — April 30

Getting to the bottom of anal evolution

The evolutionary origins of the anus are hugely impactful in understanding the organization of the animal world, but it's also hotly debated. [ Read More ]

#bilateria  #evolution  #phylogenetics  #anus  #development  #evolutionary-development  #gut  #blastopore  #genitals  #review 
№ 252
April 29
№ 252 — April 29

Synaptic circuits and their variations within different columns in the visual system of Drosophila

Reconstructing seven columns of fly medulla enables us to understand and differentiate between reconstruction errors and natural variations, and also provides a substrate for more principled learning about species stereotypy. [ Read More ]

#neuroscience  #drosophila  #fly  #flyEM  #connectome  #synapses  #circuit  #visual-system  #hexagons  #3D-reconstruction  #SEM  #electron-microscopy  #group:janelia 
№ 251
April 28
№ 251 — April 28

Observing the cell in its native state: Imaging subcellular dynamics in multicellular organisms

This novel microscopy technique combines light sheet microscopy with adaptive optics to achieve high spatiotemporal resolution in-vivo. [ Read More ]

#light-sheet-microscopy  #light-microscopy  #microscopy  #imagery  #adaptive-optics  #zebrafish  #c-elegans  #stem-cell  #imaging  #fluorescence  #group:janelia 
№ 250
April 27
№ 250 — April 27

Of flying frogs and levitrons

Using a strong enough magnet, it is possible to non-destructively levitate water, and water-based creatures. [ Read More ]

#Levitron  #physics  #levitation  #gravity  #Ig-Nobel  #frog 
№ 249
April 26
№ 249 — April 26

A carbon nanotube tape for serial-section electron microscopy of brain ultrastructure

Carbon nanotubes form a better substrate for serial-section electon microscopy than the conventional Kapton tape. [ Read More ]

#neuroscience  #Kapton  #carbon-nanotubes  #CNT  #tape  #serial-section-EM  #EM  #imaging  #materials 
№ 248
April 25
№ 248 — April 25

MuseGAN: Multi-track Sequential Generative Adversarial Networks for Symbolic Music Generation and Accompaniment

MuseGAN uses a variety of models to approximate human-quality musical composition using GAN architectures. [ Read More ]

#music  #deep-learning  #GAN  #machine-learning  #multi-track  #polyphony  #time-series  #synthesis  #Lakh-MIDI 
№ 247
April 24
№ 247 — April 24

Application of smoothed particle hydrodynamics to modeling mechanisms of biological tissue

Sibernetic is a physics engine framework for simulating fluids of various viscosities and spring coefficients over time. [ Read More ]

#neuroscience  #c-elegans  #worm  #tissue  #simulation  #OpenCL  #computational-fluid-dynamics  #fluids  #muscle  #tissue  #biomechanics 
№ 246
April 23
№ 246 — April 23

Fast and simple comparison of semi-structured data, with emphasis on electronic health records

This patient-fingerprinting method provides an anonymized, HIPAA-compliant way of determining patient similarity, without exposing sensitive ePHI. [ Read More ]

#electronic-health-records  #EHR  #fingerprinting  #anonymization  #data-processing  #medical-data  #FHIR  #HL7  #SyntheticMass  #ePHI 
№ 245
April 22
№ 245 — April 22

Progressive Growing of GANs for Improved Quality, Stability, and Variation

NVIDIA researchers propose a progressively-refined image-generation technique to improve GAN image synthesis, and propose a more sensitive metric of GAN performance. [ Read More ]

#machine-learning  #deep-learning  #neural-network  #GAN  #adversarialism  #CelebA  #generative  #tensorflow  #super-resolution  #computer-vision  #resolution  #image-synthesis  #group:nvidia 
№ 244
April 21
№ 244 — April 21

Gating and control of primary visual cortex by pulvinar

Lateral pulvinar gates LGN inputs to primary visual cortex in primates, permitting or disallowing inputs to reach the visual processing stream. [ Read More ]

#neuroscience  #primate  #V1  #LGN  #thalamus  #pulvinar  #gating  #calcium-imaging  #receptive-field  #visual-cortex  #sight  #vision  #blink 
№ 243
April 20
№ 243 — April 20

A generative vision model that trains with high data efficiency and breaks text-based CAPTCHAs

Recursive Cortical Networks are a novel ML architecture that are modeled closely after visual cortex in order to better parse complex scenes such as CAPTCHAs. [ Read More ]

#generative-vision  #neural-network  #machine-learning  #computer-vision  #captcha  #text  #RCN  #cortex  #neuro-inspired  #cortex  #imagery  #group:vicarious 
№ 242
April 19
№ 242 — April 19

Dynamic representation of 3D auditory space in the midbrain of the free-flying echolocating bat

Free-flying brown bats encode 3D movement and location in the sensory cells of the superior colliculus. [ Read More ]

#neuroscience  #bat  #echolocation  #3D  #superior-colliculus  #acoustics  #midbrain  #sonar  #flight  #wireless  #group:JHU 
№ 241
April 18
№ 241 — April 18

The functional organization of cortical feedback inputs to primary visual cortex

LM feedback inputs to mouse V1 are largely retinotopic, but also include some distal feedback connections that violate a strict retinotopic map. [ Read More ]

#neuroscience  #V1  #vision  #cortical-feedback  #cortex  #mouse  #retinotopy  #calcium-imaging  #LM  #mouse  #GCaMP6  #AAV 
№ 240
April 17
№ 240 — April 17

Automated diagnosis of colon cancer using hyperspectral sensing

Hyperspectral spectroscopy enables surgeons to identify cancerous tumors in colorectal cancer patients even when they are not visible to the naked eye. [ Read More ]

#cancer  #colon-cancer  #hyperspectral-imaging  #diagnosis  #image-processing  #computer-vision  #surgery  #tumor  #group:JHU  #group:APL 
№ 239
April 16
№ 239 — April 16

Transductive Adversarial Networks (TAN)

Transductive adversarial networks enable training on labelled data in one domain and applying the model to unlabelled data in another domain, improving the feasibility of machine learning in restricted data ecosystems. [ Read More ]

#neural-network  #adversarial  #TAN  #unlabelled-data  #MNIST  #SVHN  #drug-interaction 
№ 238
April 15
№ 238 — April 15

Voices Obscured in Complex Environmental Settings (VOICES) corpus

The VOICES dataset consists of vocal utterances from different positions in a room, along with distracting factors like radio, TV, or music. [ Read More ]

#dataset  #audio  #acoustics  #echo  #distraction  #corpus  #speech-recognition  #speaker-recognition  #signal-processing  #speech-to-text 
№ 237
April 14
№ 237 — April 14

CubeNet: Equivariance to 3D Rotation and Translation

CubeNet is a novel type of CNN that exhibits invariance to right-angle rotations of the target input in 3D space. [ Read More ]

#3D  #neural-network  #CNN  #voxels  #model  #rotation  #ISBI-2012  #ModelNet10 
№ 236
April 13
№ 236 — April 13

STAIR Actions: A Video Dataset of Everyday Home Actions

The STAIR Actions dataset records over 100,000 five-second videos in order to represent common activities that take place in the home. [ Read More ]

#dataset  #home  #action  #video  #labels  #recognition  #moments  #annotation 
№ 235
April 12
№ 235 — April 12

Segmentation of Multiple Sclerosis lesion in brain MR images using Fuzzy C-Means

Fuzzy-c-means clustering alongside canny edge detection provides a fast MS lesion segmentation algorithm. [ Read More ]

#neuroscience  #multiple-sclerosis  #segmentation  #lesion  #MRI  #canny-edge-detection  #edge-detection  #c-means 
№ 234
April 11
№ 234 — April 11

Discovering Hidden Factors of Variation in Deep Networks

Asking a classifier to output what it considers the "extremes" of its labels demonstrates that nets store a continuum even when asked just for a label. [ Read More ]

#deep-learning  #neural-network  #model  #machine-learning  #latent-variable 
№ 233
April 10
№ 233 — April 10

Functional Organization and Dynamic Activity in the Superior Colliculus of the Echolocating Bat, Eptesicus fuscus

The brown bat superior colliculus contains specialized machinery that interleaves motor and sensory neurons for high-speed transfer of sensory and motor information between the systems. [ Read More ]

#neuroscience  #bats  #echolocation  #sonar  #superior-colliculus  #flight  #organization  #group:JHU 
№ 232
April 09
№ 232 — April 09

Anxiety Cells in a Hippocampal-Hypothalamic Circuit

Fear and avoidance are controlled by different projections from ventral hippocampus, where anxiogenic stimuli are projected to lateral hypothalamus and basal amygdala. [ Read More ]

#neuroscience  #hippocampus  #hypothalamus  #circuit  #anxiety  #anxiogenesis  #calcium-imaging  #optogenetics  #lateral-hypothalamic-area  #place-cells  #rodent 
№ 231
April 08
№ 231 — April 08

Interbrain cortical synchronization encodes multiple aspects of social interactions in monkey pairs

When one monkey watches another monkey experience a change in movement and location, it too experiences a similar-looking configuration of signals in its primary motor cortex. [ Read More ]

#neuroscience  #monkey  #primate  #behavior  #mirror-neuron  #synchronization  #BCI  #interbrain-cortical-synchronization  #motor-cortex 
№ 230
April 07
№ 230 — April 07

The growth pattern of Neandertals, reconstructed from a juvenile skeleton from El Sidrón (Spain)

Neanderthal skeletal growth patterns very closely mirror those of modern humans, though vertebral fusion occurred much later. [ Read More ]

#anthropology  #neanderthal  #growth  #skeleton  #humans  #paleoanthropology 
№ 229
April 06
№ 229 — April 06

Real-valued (Medical) Time Series Generation with Recurrent Conditional GANs

Recurrent Conditional GANs can be used to generate not only images, but also time-series data that, in this case, are used to simulate medical data. [ Read More ]

#medical-records  #EHR  #synthetic-data  #patients  #neural-network  #GAN  #time-series  #rcGAN 
№ 228
April 05
№ 228 — April 05

Gender Bias in Sharenting: Both Men and Women Mention Sons More Often Than Daughters on Social Media

Parents tend to more often share and like posts about sons than about daughters on the VK Russian social media website. [ Read More ]

#gender  #society  #bias  #gender-bias  #social-media  #VK  #posts  #likes  #parenting  #family 
№ 227
April 04
№ 227 — April 04

AxonDeepSeg: automatic axon and myelin segmentation from microscopy data using convolutional neural networks

AxonDeepSeg is a deep U-net neural network that segments axons and myelin from lower-resolution electron microscopy data. [ Read More ]

#neuroscience  #electron-microscopy  #TEM  #SEM  #spinal-cord  #splenium  #corpus-callosum  #U-net  #macaque  #rat  #imagery  #deep-learning  #connectome  #neural-network  #myelin  #segmentation 
№ 226
April 03
№ 226 — April 03

A gate-and-switch model for head orientation behaviors in C. elegans

The RIA neurons of the C. elegans nematode integrate sensory inputs with motor feedback in order to generate complex posture-dependent behaviors. [ Read More ]

#neuroscience  #c-elegans  #worm  #nematode  #neurons  #model  #head-orientation  #stereotypy  #behavior  #multi-compartment  #connectome  #navigation 
№ 225
April 02
№ 225 — April 02

Electron Microscopic Reconstruction of Functionally Identified Cells in a Neural Integrator

Overlaying light microscopy with electron microscopy enables us to understand both the neuron classifications as well as the anatomy of a population of neurons. [ Read More ]

#neuroscience  #electron-microscopy  #light-microscopy  #calcium-imaging  #two-photon  #zebrafish  #larval-zebrafish  #eye-movement  #eye  #neural-integrator  #oculomotion  #oculomotor-integrator  #coregistration  #serial-section-electron-microscopy  #ssEM  #TrakEM2  #neuromorpho 
№ 224
April 01
№ 224 — April 01

MRI2MRI: A deep convolutional network that accurately transforms between brain MRI contrasts

MRI2MRI is a tool that transforms MRI imagery between MRI modalities using style-transfer based nets. [ Read More ]

#neuroscience  #MRI  #CNN  #neural-network  #contrast  #imagery  #coregistration  #registration  #style-transfer 
№ 223
March 31
№ 223 — March 31

Monkeys use the rod‐dense retinal region rather than the fovea to visually fixate small targets in scotopic vision 

In dark conditions, rhesus monkeys look slightly away from a stimulus in order to best place it inside their retinas' high rod density regions. [ Read More ]

#monkey  #rhesus  #neuroscience  #fovea  #retina  #fixation  #scotopic-vision  #vision  #dark-adaptation  #cones  #rods 
№ 222
March 30
№ 222 — March 30

A longitudinal study of phenotypic changes in early domestication of house mice

After only 20 generations, domestic mice differ from their fully wild relatives in a variety of ways, including snout size, brain volume, and fur coloration. [ Read More ]

#mouse  #phenotype  #domestication  #evolution  #domestication-syndrome  #fur-color  #fur 
№ 221
March 29
№ 221 — March 29

Text2Shape: Generating Shapes from Natural Language by Learning Joint Embeddings

Using a joint learned embedding, Text2Shape can convert natural language descriptions into 3D representations of furniture or other objects. [ Read More ]

#natural-language  #NLP  #shapes  #3D  #3D-reconstruction  #GAN  #neural-network  #machine-learning  #mesh  #voxels  #ShapeNet 
№ 220
March 28
№ 220 — March 28

Moving magnetoencephalography towards real-world applications with a wearable system

Leveraging the atomic behavior of Rubidium vapor, it is possible to build a mobile, less energy-hungry MEG scanner that is helmet-mounted instead of stationary. [ Read More ]

#neuroscience  #methods  #imagery  #imaging  #MEG  #quantum  #rubidium  #MEG  #superconductor  #laser 
№ 219
March 27
№ 219 — March 27

The connection-set algebra — a novel formalism for the representation of connectivity structure in neuronal network models.

A formalized grammar enables us to speak about biological neuronal network approximations with mathematical rigor. [ Read More ]

#neuroscience  #neural-network  #neuronal-network  #grammar  #algebra  #model  #simulation  #neurons  #matrix  #connection-set 
№ 218
March 26
№ 218 — March 26

Tell Me Why Is It So? Explaining Knowledge Graph Relationships by Finding Descriptive Support Passages

This system designed by IBM and IIT searches a corpus of text for the most relevant phrases to explain a given entity triple from a knowledge graph. [ Read More ]

#machine-learning  #knowledge-graph  #wikidata  #wikipedia  #explainability  #unsupervised  #group:IBM 
№ 217
March 25
№ 217 — March 25

The Circuit Motif as a Conceptual Tool for Multilevel Neuroscience

Characterizing individual neuronal circuit motifs is a powerful way of understanding the computational primitives of the brain. [ Read More ]

#neuroscience  #graphs  #motif  #connectome  #brain-function  #brain-map  #computation 
№ 216
March 24
№ 216 — March 24

A single spectrum of neuronal identities across thalamus

The thalamus acts as a filtering and processing step in the pipeline of sensory information entering cortex. [ Read More ]

#neuroscience  #transcriptome  #circuit  #thalamus  #cortex  #projection  #mouse  #group:janelia 
№ 215
March 23
№ 215 — March 23

Limits of Predictability in Human Mobility

More than ninety percent of human mobility is potentially predictable based upon 50,000 users' mobile phone tracking data. [ Read More ]

#mobility  #ecology  #population  #travel  #mobile-phone  #location  #prediction  #entropy  #social-dynamics  #society 
№ 214
March 22
№ 214 — March 22

Neural Network Quine

This proposed method for designing a self-replicating neural network implements the concept of a code-less quine. [ Read More ]

#neural-network  #machine-learning  #MNIST  #quine  #programming  #artificial-intelligence  #self-replication 
№ 213
March 21
№ 213 — March 21

Breathing Life Into Dinosaurs: Tackling Challenges of Soft‐Tissue Restoration and Nasal Airflow in Extinct Species

Using 3D reconstructions of bone from Pachycephalosaurids, it is possible to partially reconstruct 3D soft-tissue nasal-passage geometry. [ Read More ]

#paleontology  #fossil  #pachycephalosaur  #CT-scan  #3D  #reconstruction  #skull  #cretaceous  #respiration  #nasal  #airflow  #computational-fluid-dynamics  #simulation  #conchae  #soft-tissue 
№ 212
March 20
№ 212 — March 20

Equation-oriented specification of neural models for simulations

Brian2 uses membrane potential equation-based models in order to simulate biological spiking neural networks through Python. [ Read More ]

#neuroscience  #simulation  #neural-network  #model  #neural-models  #spiking-neural-network  #python 
№ 211
March 19
№ 211 — March 19

Mathematical model of brain tumour with glia-neuron interactions and chemotherapy treatment

This system of equations provides a simple model for glioma tumor growth and suppression. [ Read More ]

#cancer  #glia  #glioma  #chemotherapy  #tumor  #neuroscience  #simulation  #model  #differential-equations  #system-of-equations 
№ 210
March 18
№ 210 — March 18

Whole-brain serial-section electron microscopy in larval zebrafish

Using the latest-and-greatest connectomics workflows and technology, a full-brain connectome and projectome dataset is generated from a larval zebrafish. [ Read More ]

#neuroscience  #zebrafish  #connectome  #serial-section  #EM  #whole-brain  #ssEM  #projectome  #MLF 
№ 209
March 17
№ 209 — March 17

idtracker.ai: Tracking all individuals in large collectives of unmarked animals

idtracker.ai is a deep-learning animal-tracking system that can track individuals over time despite individuals crossing or touching. [ Read More ]

#animal-tracking  #neural-network  #trajectory  #identification  #video  #computer-vision  #ecology 
№ 208
March 16
№ 208 — March 16

PixelNN: Example-based Image Synthesis

A CNN feeds data into a pixelwise nearest-neighbor network in order to generate high resolution, highly controllable synthetic images from scratch. [ Read More ]

#neural-network  #image-synthesis  #generative  #CNN  #classic  #nearest-neighbor 
№ 207
March 15
№ 207 — March 15

Clusters of cyclones encircling Jupiter’s poles

New imagery from the Juno probe allow us to see the enormous cyclone systems storming on Jupiter's north and south poles. [ Read More ]

#space  #cyclone  #weather  #jupiter  #turbulence  #coriolis  #simulation 
№ 206
March 14
№ 206 — March 14

Brain and eyes of Kerygmachela reveal protocerebral ancestry of the panarthropod head

Preserved neural tissue from an early ancestor of arthropods explains the evolutionary history of the centralized arthropod brain and eyes. [ Read More ]

#neuroscience  #nervous-system  #fossil  #protocerebrum  #panarthropod  #euarthropod  #arthropod  #brain  #eye  #x-ray  #Cambrian  #Buen-formation 
№ 205
March 13
№ 205 — March 13

An exceptional Devonian fish from Australia sheds light on tetrapod origins

The Gogonasus specimen found in Australia in 2006 begins to close the gap between fishes and amphibians like Tiktaalik. [ Read More ]

#fossil  #paleontology  #Devonian  #fish  #tetrapod  #evolution  #vertebrates  #phylogeny  #x-ray-tomography  #x-ray  #Gogo-formation  #preservation  #tetrapodomorph  #pectoral-limb  #spiracle 
№ 204
March 12
№ 204 — March 12

Does the Mid-Atlantic Ridge affect the distribution of abyssal benthic crustaceans across the Atlantic Ocean?

Of the surveyed abyssal species of mobile organisms in the deep sea around the Vera Fracture Zone, few species cross the Mid-Atlantic Ridge, making the MAR a robust dispersal barrier. [ Read More ]

#ocean  #mid-atlantic-ridge  #abyss  #crustacean  #ecology  #deep-sea  #bathymetry  #biodiversity  #topography  #ocean-currents 
№ 203
March 11
№ 203 — March 11

Automatic Machine Knitting of 3D Meshes

A 3D toolkit converts arbitrary manifold, watertight meshes into knittable patterns that can be loaded onto an automated knitting machine. [ Read More ]

#mesh  #stitching  #3D  #graphs  #knitting  #yarn  #CAD  #graphics  #additive-manufacturing  #remesh  #automation  #stuffed-animal  #manifold  #Reeb-graph 
№ 202
March 10
№ 202 — March 10

Convergent sequence evolution between echolocating bats and dolphins

The genetic changes to one gene that enables echolocation in bats also convergently evolved in dolphins and certain types of toothed whales. [ Read More ]

#echolocation  #acoustics  #gene  #genetics  #Prestin  #bats  #dolphins  #convergent-evolution  #sonar  #high-frequency  #ultrasound  #cochlea  #hair-cell 
№ 201
March 09
№ 201 — March 09

Anamorphic development and extended parental care in a 520 million-year-old stem-group euarthropod from China

The earliest-known instance of extended parental care is found in a 520-million-year-old euarthropod fossil in China. [ Read More ]

#cambrian  #parental-care  #fossil  #china  #reproductive-ecology  #ontogeny  #arthropod  #development  #evolution 
№ 200
March 08
№ 200 — March 08

Closed-loop control of a modular neuromorphic biohybrid

Coupling a biological culture of neurons with a neuromorphic computing processor enables resarchers to modify, control, and measure the inputs and outputs of the neural network. [ Read More ]

#neuroscience  #neuromorphic-computing  #hybrid  #live-culture  #neurons  #simulator  #biofidelic-computation  #artificial-neural-network  #biological-neural-network  #neural-network  #LIAF  #simulation  #control-system  #cell-culture  #BCI  #biohybrid 
№ 199
March 07
№ 199 — March 07

Correlations of Climate and Plant Ecology to Leaf Size and Shape: Potential Proxies for the Fossil Record

Identifying correlations between leaf physiognomy and climate enables us to better understand the climate of the prehistoric world by looking at leaves in the fossil record. [ Read More ]

#climate  #plant  #leaf  #nitrogen  #herbivory  #dicots  #trees  #paleontology  #fossil  #morphology  #physiognomy  #paleoecology  #paleobotany  #ecology 
№ 198
March 06
№ 198 — March 06

A surge of light at the birth of a supernova

An amateur astronomer, while testing a new telescope setup, coincidentally caught the birth of a new supernova, SN 2016gkg. [ Read More ]

#supernova  #astronomy  #telescope  #space 
№ 197
March 05
№ 197 — March 05

Satellite imagery analysis for operational damage assessment in Emergency situations

Phrasing disaster-zone detection as a satellite image segmentation problem enables machine learning approaches to hasten emergency response efforts. [ Read More ]

#damage-assessment  #satellite-imagery  #deep-learning  #neural-network  #emergency-response  #mapping  #GIS  #CV 
№ 196
March 04
№ 196 — March 04

Ancient DNA Reveals Late Pleistocene Existence of Ostriches in Indian Sub-Continent

Ancient DNA, found in manmade eggshell beads in west India, confirm that ostriches were still extant in India by ~25-40kya. [ Read More ]

#ancient-DNA  #ratites  #radiocarbon-dating  #eggs  #fossil  #paleontology  #India  #Pleistocene  #CLSM  #confocal-laser  #archaeology  #jewelry  #birds  #avian  #paleogenetics  #sequencing  #ostrich 
№ 195
March 03
№ 195 — March 03

Brain-Computer Interface meets ROS: A robotic approach to mentally drive telepresence robots

This EEG platform sends signals to ROS to drive a humanoid Pepper robot for hands-free telepresence. [ Read More ]

#non-invasive  #BCI  #EEG  #ROS  #robotics  #telepresence  #drive  #navigation 
№ 194
March 02
№ 194 — March 02

Trapping or tethering stones (TS): A multifunctional device in the Pastoral Neolithic of the Sahara

Tethering stones were used for a variety of purposes over several thousand years of human history. [ Read More ]

#archaeology  #anthropology  #paleoanthropology  #neolithic  #stone  #rock  #desert  #sand  #domestication  #hunting  #symbolism  #cattle 
№ 193
March 01
№ 193 — March 01

Deep Learning for Isotropic Super-Resolution from Non-isotropic 3D Electron Microscopy

Two deep-learning approaches recover missing data along the low-resolution axis of anisotropic 3D electron microscopy datasets. [ Read More ]

#anisotropy  #electron-microscopy  #EM  #deep-learning  #CNN  #U-net  #super-resolution  #neural-network  #group:janelia 
№ 192
February 28
№ 192 — February 28

Rapid and Semi-Automated Extraction of Neuronal Cell Bodies and Nuclei from Electron Microscopy Image Stacks

CellSeeker is an open-source software product that finds cell bodies in an electron microscopy image stack for further analysis, without deep learning. [ Read More ]

#segmentation  #EM  #neuroscience  #neural-network  #cell-body 
№ 191
February 27
№ 191 — February 27

Humans quickly learn to blink strategically in response to environmental task demands

When expecting a short-duration stimulus, humans are likely to subconsciously supress blinking, and then compensate afterwards, according to a simple probablistic model. [ Read More ]

#blink  #vision  #eye  #behavior  #humans  #eye-tracking  #learning 
№ 190
February 26
№ 190 — February 26

StackGAN: Text to Photo-realistic Image Synthesis with Stacked Generative Adversarial Networks

StackGAN can convert freeform text into an image that matches that description, using two GANs stacked on top of each other in order to best refine details. [ Read More ]

#GAN  #text  #photorealism  #image-synthesis  #neural-network  #computer-vision  #CV 
№ 189
February 25
№ 189 — February 25

Image2Mesh: A Learning Framework for Single Image 3D Reconstruction

Using object recognition infrastructure paired with a dataset of 3D models, it is possible to capture a 3D scene reconstruction from only a single image. [ Read More ]

#mesh  #image  #3D  #reconstruction  #CV  #scene-reconstruction  #neural-network  #computer-vision 
№ 188
February 24
№ 188 — February 24

U-Th dating of carbonate crusts reveals Neandertal origin of Iberian cave art

Dating the "canvas" material of cave paintings shows that the artwork predates the arrival of modern humans in Iberian caves and that these pieces should instead be attributed to Neanderthal artists. [ Read More ]

#neanderthal  #archaeology  #anthropology  #caves  #art  #paleolithic  #iberia  #symbolism 
№ 187
February 23
№ 187 — February 23

Optimized Bacteria are Environmental Prediction Engines

It is evolutionarily favorable for a bacterial population to intentionally express a locally sub-optimal phenotype in order to best optimize for reproduction should the environmental conditions change. [ Read More ]

#bacteria  #computation  #prediction  #optimization  #biology  #markov-process  #POMDP 
№ 186
February 22
№ 186 — February 22

A rock engraving made by Neanderthals in Gibraltar

Neanderthal cave carvings in Gibraltar suggest that Neanderthals were able to express themselves with abstract art, a skill once thought to be exclusive to modern humans. [ Read More ]

#neanderthal  #archaeology  #anthropology  #gibraltar  #engraving  #caves  #symbolism  #paleolithic  #cognition  #art  #iberia 
№ 185
February 21
№ 185 — February 21

Neural Turing Machines

A fully differentiable neural network that possesses devoted memory resources enables a network to outperform conventional machine learning techniques and incorporate historical information in computation. [ Read More ]

#neural-network  #turing-machine  #von-neumann-architecture  #memory-access  #LSTM  #group:google 
№ 184
February 20
№ 184 — February 20

The random walk of cars and their collision probabilities with planets

You're more likely to be killed by a ground-based Tesla than an outer-space Tesla, unless you visit another planet or live a really, really long time. [ Read More ]

#Tesla  #SpaceX  #orbits  #gravity  #gravitation  #planets  #space 
№ 183
February 19
№ 183 — February 19

Tackling the Minimal Superpermutation Problem

The minimal superpermutation of a six-character string is still unknown, but we do know both that it disproves our prior understanding of superpermutations and that we can find it using brute force solutions to a related TSP. [ Read More ]

#TSP  #mathematics  #sequences  #permutations  #graphs 
№ 182
February 18
№ 182 — February 18

End-to-end differentiable learning of protein structure

A new type of neural network predicts 3D protein structure faster, better, and with less initial knowledge than every other existing method. [ Read More ]

#predictive-modeling  #deep-learning  #machine-learning  #proteins  #protein-structure  #protein-folding  #3D  #shape  #neural-network 
№ 181
February 17
№ 181 — February 17

Scalable and accurate deep learning for electronic health records

Using a deep-learning approach, it is possible to predict medical events, such as readmission or condition diagnosis, in a hospital population with extremely high accuracy and some degree of explainability. [ Read More ]

#EHR  #medical-records  #deep-learning  #machine-learning  #neural-network  #predictive-modeling  #group:google  #patient-outcomes  #explainability 
№ 180
February 16
№ 180 — February 16

Deep Patient: An Unsupervised Representation to Predict the Future of Patients from the Electronic Health Records

DeepPatient predicts patient outcomes by embedding patients in a feature-space that enables it to use prior cases in the EHR to identify similar patient stories. [ Read More ]

#EHR  #precision-medicine  #neural-network  #deep-learning  #patient-outcomes  #medical-records 
№ 179
February 15
№ 179 — February 15

Mutual inhibition of lateral inhibition: a network motif for an elementary computation in the brain

A simple graph structure exists in a variety of species for a variety of purposes, suggesting that this motif is a fundamental building block of neural circuitry. [ Read More ]

#neuroscience  #connectomics  #logic-gate  #circuitry  #motif  #graphs  #inhibition  #disinhibition  #cortical-motif  #brain-circuit  #retina 
№ 178
February 14
№ 178 — February 14

Diurnal transcriptome atlas of a primate across major neural and peripheral tissues

Genes are often cyclically through the circadian cycle, and this study examines this cycle in baboons, compared to the lab mouse upon which many gene expression studies are based. [ Read More ]

#neuroscience  #transcriptome  #diurnal  #gene-expression  #circadian  #baboon  #SCN 
№ 177
February 13
№ 177 — February 13

Deep Learning based Retinal OCT Segmentation

This automated segmentation approach to OCT retina imagery uses a fully connected convolutional neura network to improve upon existing state of the art algorithms. [ Read More ]

#OCT  #retina  #eye  #optics  #deep-learning  #machine-learning  #CNN  #FCN  #segmentation  #group:APL 
№ 176
February 12
№ 176 — February 12

Crowdsourcing biomedical research: leveraging communities as innovation engines

When charged with analyzing a large biomedical dataset, it is cost-effective to open the opportunity up to citizen scientists and benefit from crowd-sourced solutions. [ Read More ]

#bioinformatics  #genetics  #genomics  #big-data  #challenges  #crowd-sourcing 
№ 175
February 11
№ 175 — February 11

A Feathered Dinosaur Tail with Primitive Plumage Trapped in Mid-Cretaceous Amber

This newly found amber-preserved specimen teaches us about Cretaceous dinosaur plumage, as well as the origins of modern avian anatomy. [ Read More ]

#paleontology  #dinosaur  #feather  #birds  #amber  #cretaceous  #fossil 
№ 174
February 10
№ 174 — February 10

Gliotransmission: Beyond Black-and-White

In this part of the Dual Perspectives series, it is argued that gliotransmission does take place in natural circumstances in the healthy brain. [ Read More ]

#neuroscience  #neurotransmission  #calcium  #dual-perspectives  #gliotransmission  #astrocytes  #glia 
№ 173
February 09
№ 173 — February 09

Multiple Lines of Evidence Indicate That Gliotransmission Does Not Occur under Physiological Conditions

In this part of the Dual Perspectives series, it is argued that glia do not take part in the calcium-mediated release of neurotransmitters in order to signal information to neurons. [ Read More ]

#neuroscience  #neurotransmission  #calcium  #dual-perspectives  #gliotransmission  #astrocytes  #glia  #peer-review 
№ 172
February 08
№ 172 — February 08

The Neuronal Gene Arc Encodes a Repurposed Retrotransposon Gag Protein that Mediates Intercellular RNA Transfer

Neurons can create capsid-like structures that enable them to send mRNA directly to neighboring cells, in a type of virus-like communication. [ Read More ]

#neuroscience  #virus  #retrovirus  #mRNA  #capsid 
№ 171
February 07
№ 171 — February 07

Highly dynamic fission–fusion species can exhibit leadership when traveling

Bottlenose dolphin groups in the Lower Florida Keys are conventionally led by a small group of delegated leaders, who know the area well and can lead the group to areas of resource richness and low danger. [ Read More ]

#dolphin  #marine-biology  #bottlenose-dolphin  #fission-fusion  #leadership  #navigation 
№ 170
February 06
№ 170 — February 06

Axonal synapse sorting in medial entorhinal cortex

Axons in mouse medial entorhinal cortex synapse onto inhibitory targets "sooner" along the length of the axon than onto excitatory targets, suggesting a complex signal-processing circuit. [ Read More ]

#entorhinal-cortex  #MEC  #synapse-sorting  #webknossos  #connectomics  #EM  #electron-microscopy  #graphs  #mouse 
№ 169
February 05
№ 169 — February 05

Tau accumulations in the brains of woodpeckers

Woodpeckers, long assumed to be in some way protected from traumatic brain injury during pecking, are likely suffering more brain injury than previously thought. [ Read More ]

#woodpecker  #birds  #TBI  #encephalopathy  #tau  #accumulations  #neuroscience 
№ 168
February 04
№ 168 — February 04

Australia’s continental-scale acoustic tracking database and its automated quality control process

IMOS is a database that tracks animals around the coast of Australia using acoustic tracking techniques. The data are then sanitized using domain-specific knowledge about the speed and expected location of different species. [ Read More ]

#marine-biology  #acoustics  #audio  #signal-processing  #database  #Australia  #quality-control  #migration  #GIS  #ocean 
№ 167
February 03
№ 167 — February 03

Imitation of novel conspecific and human speech sounds in the killer whale (Orcinus orca)

A female orca was trained to emulate human speech sounds and learned the skillset very quickly, suggesting that cetaceans have a highly developed vocal imitation ability. [ Read More ]

#learning  #whale  #vocalization  #mimicry  #cetacean  #killer-whale  #orca  #imitation  #marine-biology 
№ 166
February 02
№ 166 — February 02

PiaF: A Tool for Augmented Piano Performance Using Gesture Variation Following

PiaF enables a pianist to cue accompaniments using Kinect-recognized gestures. [ Read More ]

#piano  #music  #augmentation  #machine-learning  #gesture-recognition  #gvf 
№ 165
February 01
№ 165 — February 01

Deep Predictive Models in Interactive Music

Musical interaction or co-improvization agents are now feasible due to advances in machine learning systems. [ Read More ]

#neural-network  #music  #prediction  #deep-learning  #wavenet  #group:review  #machine-learning  #cooperation 
№ 164
January 31
№ 164 — January 31

Medial preoptic circuit induces hunting-like actions to target objects and prey

The MPA-vPAG circuit, when active, increases the rate of nonsocial behavior, and acts as an on-switch for engagement with inanimate objects or prey. [ Read More ]

#mouse  #circuit  #motivation  #PAG  #MPA  #CaMKII 
№ 163
January 30
№ 163 — January 30

Semantic attributes are encoded in human electrocorticographic signals during visual object recognition

Using data from electrode arrays implanted in the skulls of human subjects, it is possible to closely guess what sorts of objects an individual is looking at or thinking of based only on the magnitude and frequency of activation of certain brain areas. [ Read More ]

#neuroscience  #ECoG  #semantics  #encoding  #neural-code  #object-recognition  #speech  #group:APL 
№ 162
January 29
№ 162 — January 29

Patterns of long-term climate variability and predation rates by a marine apex predator, the white shark Carcharodon carcharia

Great white shark predation on seals has a complex relationship with climate, weather, and environmental conditions. This dataset of hundreds of shark attacks on seals helps to start decoding this environment/predation relationship. [ Read More ]

#marine-biology  #shark  #seal  #temperature  #ocean  #ecology  #climate 
№ 161
January 28
№ 161 — January 28

Mitochondria are physiologically maintained at close to 50 °C

Mitochondria in vitro appear to run up to 10ºC warmer than the rest of the cell due to the energy released through cellular respiration. [ Read More ]

#temperature  #mitochondria  #oxygen  #cytosol  #heat  #cellular-respiration 
№ 160
January 27
№ 160 — January 27

A photophoretic-trap volumetric display

3D volumetric displays can be generated by trapping a microscopic particle in a beam of light and quickly adjusting its position and color. [ Read More ]

#display  #volumetric  #hologram  #photophoretics  #particles  #optics  #photonics 
№ 159
January 26
№ 159 — January 26

An LSTM Network for Highway Trajectory Prediction

An LSTM-driven model improves upon the state-of-the-art for predicting the position of other road vehicles alongside an autonomous vehicle up to ten seconds in the future. [ Read More ]

#self-driving-car  #autonomous-car  #autonomy  #prediction  #LSTM  #neural-network 
№ 158
January 25
№ 158 — January 25

The earliest modern humans outside Africa

A fossilized upper jaw found in Israel suggests that modern humans existed outside of Africa more than 50,000 years than previously thought. [ Read More ]

#paleoanthropology  #anthropology  #fossil  #maxilla  #humans  #Pleistocene  #israel  #neanderthal 
№ 157
January 24
№ 157 — January 24

The eardrums move when the eyes move: A multisensory effect on the mechanics of hearing

When some primates and humans move their eyes to fixate on a new location in space, the eardrums also move, adjusting in order to better resolve the origin of sounds and sights. [ Read More ]

#eardrums  #ears  #eye  #hearing  #neuroscience 
№ 156
January 23
№ 156 — January 23

Regionalism in Disney Animation: Pink Elephants and Dumbo

The bizarre, drug-like "Pink Elephants" sequence in Dumbo wasn't some artistic fluke; it was the sign of a supressed art style shining through the Disney studios where it had been previously shunned. [ Read More ]

#animation  #Disney  #film  #history  #film-history  #1930s  #art  #art-history  #film-history 
№ 155
January 22
№ 155 — January 22

TexT - Text Extractor Tool for Handwritten Document Transcription and Annotation

TexT is an interactive handwriting recognition engine that enables an annotator to annotate certain words and receive assistance from an AI assistant to find other instances of that same word. [ Read More ]

#OCR  #text-recognition  #HTR  #handwriting  #handwritten-text-recognition  #transcription  #cultural-heritage 
№ 154
January 21
№ 154 — January 21

Spot the Difference by Object Detection

This CNN identifies and locates suble changes to photographs of two very slightly different images, such as two versions of the same book, with minimal required human annotation. [ Read More ]

#computer-vision  #object-detection  #CNN  #books 
№ 153
January 20
№ 153 — January 20

Blind De-anonymization Attacks using Social Networks

Given an anonymized graph dataset of a social network, this system can use auxiliary datasets — such as other social networks — to reverse engineer identity. [ Read More ]

#social-networks  #anonymization  #networks  #machine-learning  #SVM 
№ 152
January 19
№ 152 — January 19

Do Large (Magnitude ≥8) Global Earthquakes Occur on Preferred Days of the Calendar Year or Lunar Cycle?

Earthquakes cannot be predicted using the lunar cycle or the calendar day, which should be obvious but for some reason people still believe that junk. [ Read More ]

#earthquake  #seismology  #letter  #calendar  #time  #moon  #earth  #planet  #space 
№ 151
January 18
№ 151 — January 18

Reinforcement Learning based Recommender System using Biclustering Technique

This recommender engine uses reinforcement learning to generate high-quality item recommendations for a purchasing user "buyer" agent. [ Read More ]

#reinforcement-learning  #recommender  #biclustering  #explainability 
№ 150
January 17
№ 150 — January 17

Social Network based Short-Term Stock Trading System

This trading bot uses sentiment analysis pulled from tweets in order to determine which stocks to buy or sell, and when. [ Read More ]

#finance  #markets  #stock-market  #trading  #stocks  #hft  #twitter  #sentiment-analysis 
№ 149
January 16
№ 149 — January 16

Building a Conversational Agent Overnight with Dialogue Self-Play

M2M provides a simple protocol for generating very large corpuses of human-like text from machine-generated outlines, toward the construction of natural language chatbots. [ Read More ]

#chatbot  #chat  #conversation  #conversational-agent  #dialogue  #group:google 
№ 148
January 15
№ 148 — January 15

Do Dogs Know Related Rates Rather than Optimization?

Either dogs are good at mentally solving calculus problems, or their brains recompute local optima at every moment of a game of fetch, calculating an optimal path by approximation. [ Read More ]

#dogs  #fetch  #water  #swimming  #refraction  #related-rates  #optimization  #puppers  #calculus 
№ 147
January 14
№ 147 — January 14

“Like Sheep Among Wolves”: Characterizing Hateful Users on Twitter

Hateful users can be identified by several interesting characteristics, including account-creation, followership ratios, and retweet networks. [ Read More ]

#social-networks  #twitter  #hate-speech  #graphs  #sentiment-analysis  #graph-theory  #botnet 
№ 146
January 13
№ 146 — January 13

Discovering the hidden community structure of public transportation networks

Community networks enable cities to perform analyses on the public transportation network, which in turn enables them to optimize the system, or model the spread of infectious disease across a city. [ Read More ]

#graphs  #graph-theory  #infectious-disease  #contact-network  #networks  #public-transportation 
№ 145
January 12
№ 145 — January 12

Moments in Time Dataset: one million videos for event understanding

The Moments in Time dataset records around one million video and audio clips of three-second actions, alongside human-annotated labels of what each video contains. [ Read More ]

#moments  #dataset  #mturk  #video  #audio  #labels  #annotation 
№ 144
January 11
№ 144 — January 11

Discovery of a big void in Khufu’s Pyramid by observation of cosmic-ray muons

Using muon transmission imaging, it is possible to determine where there are spaces inside the Great Pyramid in Giza. [ Read More ]

#archaeology  #Egypt  #pyramids  #architecture  #3D  #scan  #muon  #particle-physics  #muon-transmission-imaging 
№ 143
January 10
№ 143 — January 10

SemMedDB: a PubMed-scale repository of biomedical semantic predications

SemMedDB is a knowledge-graph representation of medical literature that has been automatically extracted from PubMed article listings and the cross-citations between them. [ Read More ]

#NLP  #medicine  #healthcare  #database  #knowledge-graph  #semantics 
№ 142
January 09
№ 142 — January 09

Multi-Objective Vehicle Routing Problem Applied to Large Scale Post Office Deliveries

An offline, multi-vehicle routing problem can be solved by overlaying a graph with a probability map of each destination's difficulty of access. [ Read More ]

#VRP  #routing  #graphs  #graph-theory  #np-hard  #urban-design  #GIS 
№ 141
January 08
№ 141 — January 08

Spatial Information in a Non-retinotopic Visual Cortex

Though turtle primary visual cortex is not laid out like mammalian visual cortex, it appears to respond to high-level scene- or shape-based stimuli, suggesting a more holistic approach to vision in early vision areas in turtles. [ Read More ]

#LGN  #visual-cortex  #dCx  #turtle  #retinotopy  #ephys  #electrophysiology 
№ 140
January 07
№ 140 — January 07

Integration of grid maps in merged environments

When rats were introduced to two spaces, and then those spaces were connected, their grid-cell representation of the new connected space was a combination of old information about the discrete subspaces alongside new "reconciliation" grids that combined the two. [ Read More ]

#medial-entorhinal-cortex  #MEC  #grid-cells  #hexagons  #neuroscience  #path-integration  #place-cells  #hippocampus  #rat 
№ 139
January 06
№ 139 — January 06

Identification of Pre-Existing Adaptive Immunity to Cas9 Proteins in Humans

Streptococcus and Staphylococcus are commonly used to generate Cas9 homologs for CRISPR gene therapies, but human patients may have immune reactions to these homologs that could result in ineffective or harmful responses. [ Read More ]

#crispr  #cas9  #gene-editing  #gene-therapies  #staphylococcus  #streptococcus 
№ 138
January 05
№ 138 — January 05

How Will the Internet of Things Enable Augmented Personalized Health?

The future of healthcare resides in highly personalized systems such as wearable monitors, which will be integrated with more conventional electronic medical records to augment the existing patient records. [ Read More ]

#healthcare  #medicine  #EHR  #IoT  #sensors 
№ 137
January 04
№ 137 — January 04

An Unsupervised Homogenization Pipeline for Clustering Similar Patients using Electronic Health Record Data

Clustering patient data in order to arrive at diagnoses is highly dependent on the feature reduction and normalization methods used to sanitize the dataset. [ Read More ]

#EHR  #medicine  #clustering  #clinical 
№ 136
January 03
№ 136 — January 03

Lateral geniculate neurons projecting to primary visual cortex show ocular dominance plasticity in adult mice

Contrary to popular opinion which placed plasticity only in cortex, thalamus dLGN undergoes neuroplastic changes in response to ocular dominance in mice. [ Read More ]

#plasticity  #cortex  #thalamus  #ocular-dominance  #neuroscience  #LGN  #vision  #mouse  #neuroplasticity 
№ 135
January 02
№ 135 — January 02

Disequilibrium in Gender Ratios among Authors who Contributed Equally

When authors are listed as having "contributed equally" to a paper, men are disproportionately listed first, regardless of alphabetical or random ordering that would guarantee actual equal listing. [ Read More ]

#gender-bias  #sex-factors  #academia  #publication  #peer-review 
№ 134
January 01
№ 134 — January 01

Content-Aware Image Restoration: Pushing the Limits of Fluorescence Microscopy

The CARE network is a neural network that is able to supersample light-microscopy fluorescence images in order to dramatically refine the spatial and temporal resolution of the imagery while using a tiny fraction of the photon exposure required for conventional methods. [ Read More ]

#fluorescence  #microscopy  #image-processing  #computer-vision  #deep-learning 
№ 133
December 31
№ 133 — December 31

The Merits of Sharing a Ride

The NP-hard problem of ride-sharing is increased in complexity when multiple rider routes are introduced. This paper used a real-life dataset of taxi routes in NYC as a testing metric. [ Read More ]

#taxi  #graph-theory  #graphs  #transportation  #nyc  #matching  #ride-sharing  #np-hard 
№ 132
December 30
№ 132 — December 30

Microglia and macrophages in brain homeostasis and disease

Microglia and other CNS macrophages are responsible for much more than just simple structural or immune mediation in the brain, and further research into glial cells is likely to shed light on poorly-understood disorders like ALS, Alzheimer's, Parkinson's, and many more. [ Read More ]

#glia  #microglia  #inflammation  #neuroscience  #homeostasis  #immunology  #review 
№ 131
December 29
№ 131 — December 29

50 Hz volumetric functional imaging with continuously adjustable depth of focus

Using a variable Bessel beam focus, it is possible to image living brain tissue in vivo at much higher spatial and temporal resolution than with existing two-photon techniques. [ Read More ]

#two-photon  #2p  #imaging  #neuroscience  #microscopy  #zebrafish 
№ 130
December 28
№ 130 — December 28

Chewing sandpaper: grit, plant apparency, and plant defense in sand-entrapping plants

Certain desert plants exude a sticky substance to maintain a sandy coating, which acts as a defense against small herbivores such as caterpillars which find this sand to be unpleasant to consume. [ Read More ]

#plant  #plant-defense  #sand  #herbivory  #caterpillar 
№ 129
December 27
№ 129 — December 27

Eye lens radiocarbon reveals centuries of longevity in the Greenland shark (Somniosus microcephalus)

Using radiocarbon dating and benchmarks such as the onset of thermonuclear weapon testing, it can be demonstrated that the Greenland shark is one of the longest-living animals in the world. [ Read More ]

#shark  #carbon-dating  #radio-isotope  #eye  #greenland-shark  #lifespan  #thermonuclear-weapon 
№ 128
December 26
№ 128 — December 26

A Sensorimotor Circuit in Mouse Cortex for Visual Flow Predictions

Mouse motor cortex and anterior cinculate cortex participate in circuits that predict visual flow of stimuli across visual cortex in response to endogenous movements. [ Read More ]

#neuroscience  #vision  #sensation  #visuomotor  #circuit  #visual-flow 
№ 127
December 25
№ 127 — December 25

3D Axonal Morphometry of White Matter

By segmenting white matter axonal tracts, it is possible to see morphological differences associated with traumatic brain injury in rat corpus callosa. [ Read More ]

#3D  #morphology  #neuroscience  #white-matter  #electron-microscopy  #myelin  #SBEM  #corpus-callosum  #TBI 
№ 126
December 24
№ 126 — December 24

Live birth in the Devonian period

This Materpiscis attenboroughi holotype is the first known evidence of vertebrate live birth, moving the earliest-known live birth back by 200 million years. [ Read More ]

#Devonian  #paleontology  #3D  #fossil  #fish  #birth  #viviparity  #Gogo-formation 
№ 125
December 23
№ 125 — December 23

A Deep Learning Interpretable Classifier for Diabetic Retinopathy Disease Grading

This neural network emphasizes human explainability when reporting diagnostic level of diabetic retinopathies in the EyePACS retinal dataset. [ Read More ]

#retina  #retinopathy  #diabetes  #diabetic-retinopathy  #dnn  #neural-network  #explainability  #EyePACS 
№ 124
December 22
№ 124 — December 22

Natural TTS Synthesis by Conditioning WaveNet on Mel Spectrogram Predictions

Tacotron 2 reproduces human speech at a creepy-good level by converting text first to a spectrogram and then to a waveform, using two predictive generative neural networks. [ Read More ]

#neural-network  #deep-learning  #text-to-speech  #wavenet  #TTS  #generative  #mel-scale  #LSTM  #CNN 
№ 123
December 21
№ 123 — December 21

Evolution of highly diverse forms of behavior in molluscs

Despite their phylogenetic similarity, different subtypes of mollusc evolved very different types of nervous systems and behavior. [ Read More ]

#neuroscience  #mollusc  #clam  #octopus  #squid  #cuttlefish  #Hox  #cephalopod  #evolution 
№ 122
December 20
№ 122 — December 20

HOLA: Human-like Orthogonal Network Layout

HOLA automatically lays out graphs in a 2D orthogonal view that maximizes human readability, improving interpretation and speed of parsing. [ Read More ]

#graphs  #visualization  #layout  #graph-visualization  #orthogonal-layout  #2D 
№ 121
December 19
№ 121 — December 19

Whole genome sequencing in psychiatric disorders: the WGSPD consortium

The Whole Genome Sequencing for Psychiatric Disorders Consortium aims to provide data and analysis toolkits for more than 200 thousand individual full genomes in pursuit of genetic underpinnings of neuropsychiatric disorders. [ Read More ]

#WGS  #genomics  #genome  #genetics  #psychiatric-disorder  #WGSPD  #consortium  #autism-spectrum-disorder  #autism  #major-depressive-disorder  #depression  #schizophrenia  #bipolar-disorder  #bipolar 
№ 120
December 18
№ 120 — December 18

Improving automated multiple sclerosis lesion segmentation with a cascaded 3D convolutional neural network approach

This algorithm is able to segment multiple sclerosis white matter lesions with accuracy unprecedented on the MICCAI2008 MS MRI dataset. [ Read More ]

#multiple-sclerosis  #CNN  #3D  #neural-network  #MRI  #segmentation  #lesion 
№ 119
December 17
№ 119 — December 17

Embodied Organization of Octopus vulgaris Morphology, Vision, and Locomotion

Octopus motor systems are probablistic, using distributed and bottom-up contributions that contribute to a central goal-seeking model — rather than top-down, central motor programs common in vertebrates. [ Read More ]

#octopus  #locomotion  #motor-program  #body-model 
№ 118
December 16
№ 118 — December 16

Theta and alpha oscillations are traveling waves in the human neocortex

Brain oscillations ripple across cortex like waves across the surface of a pond, signalling — or perhaps even recruiting — the high-level coordination of brain regions for goal-based actions. [ Read More ]

#theta-wave  #alpha-wave  #brain-wave  #cortex  #neuroscience 
№ 117
December 15
№ 117 — December 15

Female grant applicants are equally successful when peer reviewers assess the science, but not when they assess the scientist

Surprising no one, women were awarded fewer grants by CIHR peer review processes than men. When controlling for age and experience, this was shown to be a function of gender-bias. [ Read More ]

#gender-bias  #peer-review  #sex-factors  #stereotypes  #academia 
№ 116
December 14
№ 116 — December 14

The cognitive map in humans: spatial navigation and beyond

The cognitive map, well-supported with electrophysiological data from decades of research, is also supported by a variety of other methods, including functional MRI scans in humans. [ Read More ]

#neuroscience  #spatial-reasoning  #cognitive-map  #grid-cells  #fMRI  #mapping  #navigation  #hippocampus  #entorhinal-cortex  #group:review 
№ 115
December 13
№ 115 — December 13

Force-Directed Edge Bundling for Graph Visualization

This method of edge-bundling improves the readability and interpretability of large, congested graphs, without sacrificing runtime speed or node visibility. [ Read More ]

#graphs  #data-visualization  #clustering 
№ 114
December 12
№ 114 — December 12

FlagIt: A System for Minimally Supervised Human Trafficking Indicator Mining

FlagIt is a scalable, streaming, automated text-processing pipeline that helps identify and track sex trafficking ads or websites on the internet and dark web. [ Read More ]

#sex-trafficking  #nlp  #web-crawler 
№ 113
December 11
№ 113 — December 11

Nintendo Super Smash Bros. Melee: An 'Untouchable' Agent

Using reinforcement-learning, the authors were able to develop an "untouchable" player of Super Smash Bros. Melee that could survive for several minutes even on the hardest AI settings. [ Read More ]

#dnn  #nintendo  #super-smash-bros  #emulator  #games 
№ 112
December 10
№ 112 — December 10

Terrestrial effects of moderately nearby supernovae

Plants, animals, and the atmosphere of Earth itself might have all been affected millions of years ago by nearby stars going supernova and showering the earth with visible light and radiation. [ Read More ]

#supernova  #paleontology  #atmosphere  #evolution 
№ 111
December 09
№ 111 — December 09

Eye-Drops for Activation of DREADDs

Eye-drops are as good a method as the more conventional intraperitoneal injection for introducing clozapine-N-oxide to CNS neurons _or_ retinal ganglion cells. [ Read More ]

#neuroscience  #DREADD  #mouse  #CNO  #eye  #pharmaceuticals 
№ 110
December 08
№ 110 — December 08

An opening for humor in melancholy

Inflammatory molecules are more easily able to cross the blood brain barrier when a mouse is under stress conditions, causing depression-like symptoms as a result of circulating compounds. [ Read More ]

#melancholy  #humors  #depression  #blood-brain-barrier  #overview 
№ 109
December 07
№ 109 — December 07

Copulation in antiarch placoderms and the origin of gnathostome internal fertilization

Modern fish and amphibians, which reproduce using external fertilization, likely evolved from ancestors that reproduced utilizing internal fertilization, contrary to previously held hypotheses. [ Read More ]

#paleontology  #sex  #fish  #fossil  #reproduction  #fertilization  #vertebrates  #phylogeny 
№ 108
December 06
№ 108 — December 06

A Novel Brain Decoding Method: a Correlation Network Framework for Revealing Brain Connections

Using both topological and functional correlations between brain regions, it is possible to improve image-processing neural networks using bio-inspired features. [ Read More ]

#brain  #fMRI  #MRI  #SVM  #CorrNet  #AI 
№ 107
December 05
№ 107 — December 05

An interactive framework for whole-brain maps at cellular resolution

An open-source brain mapping visualization and annotation suite enables whole-brain neuroscientific study and online multi-team collaboration. [ Read More ]

#connectomics  #neuroscience  #imaging  #whole-brain  #fluorescence 
№ 106
December 04
№ 106 — December 04

Simulated Annealing Algorithm for Graph Coloring

Using the Metropolis Algorithm Monte Carlo, a simulated annealing approach, it is possible to generate very good graph-colorings for arbitrarily large graphs. [ Read More ]

#graphs  #color  #coloring-problem  #traversal  #graph-theory  #simulated-annealing 
№ 105
December 03
№ 105 — December 03

Now Playing: Continuous low-power music recognition

This method from a Google research uses local processing and hardware to fingerprint music and identify it from a database of songs. [ Read More ]

#music  #audio  #signal-processing  #fingerprinting  #group:google 
№ 104
December 02
№ 104 — December 02

Knowledge Graph Embedding with Iterative Guidance from Soft Rules

Using the newly presented system, RUGE, it is possible to convert knowledge graphs to vector embeddings with much higher levels of accuracy than before. [ Read More ]

#knowledge-graph  #graphs  #vector-embedding  #inference 
№ 103
December 01
№ 103 — December 01

High-Precision Automated Reconstruction of Neurons with Flood-filling Networks

Flood-filling networks are a new class of CNNs that use seed points to segment electron microscopy neuroscience data with an extraordinary level of accuracy. [ Read More ]

#segmentation  #EM  #neuroscience  #neural-network  #CNN  #FFN  #connectome 
№ 102
November 30
№ 102 — November 30

ShuTu: Open-Source Software for Efficient and Accurate Reconstruction of Dendritic Morphology

[ Read More ]

#reconstruction  #software  #neuroscience  #bright-field-microscopy 
№ 101
November 29
№ 101 — November 29

Learning a neural response metric for retinal prosthesis

Using neural networks, it is possible to "learn" the optimal signals to send with a retinal prosthesis to most closely emulate the signals sent by the healthy retinal cells. [ Read More ]

#retina  #vision  #prostheses  #neuroscience  #RGC  #CNN  #neural-network 
№ 100
November 28
№ 100 — November 28

Spider silk reinforced by graphene or carbon nanotubes

If you feed spiders carbon nanotubes, their silk becomes even stronger and tougher, beating almost all manmade fibers. [ Read More ]

#spider  #silk  #materials  #carbon-nanotubes  #graphene  #arthropod 
№ 99
November 27
№ 99 — November 27

The Structural Architecture of an Infectious Mammalian Prion Using Electron Cryomicroscopy

This work begins to dissect the 3D structure of prion proteins responsible for certain types of mammalian proteinopathies. [ Read More ]

#prion  #neuroscience  #pathogens  #brain  #crystalization  #disease 
№ 98
November 26
№ 98 — November 26

Speech Recognition for Medical Conversations

CTC and LAS models both generate practically useful medical transcriptions of audio conversation recordings between physicians and patients. [ Read More ]

#CTC  #LAS  #transcription  #medicine  #audio  #group:google 
№ 97
November 25
№ 97 — November 25

Project Lyra: Sending a Spacecraft to 1I/’Oumuamua (former A/2017 U1), the Interstellar Asteroid

'Oumuamua is the first interstellar object to ever be seen in the Solar System. Reaching it with a space probe for further study would stretch the limits of what current technology could achieve. [ Read More ]

#space  #interstellar  #travel  #asteroid 
№ 96
November 24
№ 96 — November 24

Allocation Problems in Ride-Sharing Platforms: Online Matching with Offline Reusable Resources

This novel model of OM-RR-KAD resource-matching accounts for dynamic pools of suppliers and demanders for allocation problems in ride-sharing or organ-donor type problems. [ Read More ]

#ride-sharing  #graphs  #matching  #np-hard 
№ 95
November 23
№ 95 — November 23

JamBot: Music Theory Aware Chord Based Generation of Polyphonic Music with LSTMs

JamBot produces chord progressions that emulate common patterns found in human-generated music, but fails to produce repeating melodies or motifs. [ Read More ]

#music  #audio  #MIDI  #LSTM  #CNN  #neural-network 
№ 94
November 22
№ 94 — November 22

Simulating optical coherence tomography for observing nerve activity: a finite difference time domain bi-dimensional model

The optical coherence tomography protocol, conventionally used as an anatomical measure, may be modifiable to record functional data as well. [ Read More ]

#OCT  #imaging  #simulation  #nerves 
№ 93
November 21
№ 93 — November 21

Gene name errors are widespread in the scientific literature

Twelve years after the announcement that gene names were commonly mistaken for dates in supplemental materials generated by spreadsheet software like Excel, the errors are still prevalent in modern gene study literature. [ Read More ]

#genetics  #gene-names  #error  #spreadsheets  #excel 
№ 92
November 20
№ 92 — November 20

Tsunami-driven rafting: Transoceanic species dispersal and implications for marine biogeography

The 2011 Japanse tsunami washed many foreign species to North American ecosystems, the implications of which may never be fully understood. [ Read More ]

#marine-biology  #ocean  #tsunami  #biogeography 
№ 91
November 19
№ 91 — November 19

Whale swarm algorithm for function optimization

By emulating whales' hunting and communication patterns, this algorithm searches a large parameter-space quickly, arriving at local maxima quickly. [ Read More ]

#whale  #optimization  #navigation 
№ 90
November 18
№ 90 — November 18

C. elegans discriminate colors without eyes or opsins

By altering the blue:amber ratio of the light reaching a foraging worm, it is possible to modulate the pyocyanin avoidance response. [ Read More ]

#c-elegans  #worm  #light  #vision 
№ 89
November 17
№ 89 — November 17

CheXNet: Radiologist-Level Pneumonia Detection on Chest X-Rays with Deep Learning

This convolutional neural network boasts better-than-human performance in pneumonia identification from chest X-rays. [ Read More ]

#medicine  #machine-learning  #neural-network  #pneumonia  #computer-vision  #x-ray 
№ 88
November 16
№ 88 — November 16

On the Complexity of Learning Neural Networks

Neural networks' computational complexity can be approximated using mathematical approaches. [ Read More ]

#neural-network  #machine-learning  #computational-complexity  #lower-bound  #proof  #complexity  #computation 
№ 87
November 16
№ 87 — November 16

Gerrymandering and Computational Redistricting

By generating an algorithm to impartially design voting districts in the United States, it's possible to generate better, more fair district lines that will improve voter impact. [ Read More ]

#districting  #gerrymandering  #maps  #GIS  #politics 
№ 86
November 15
№ 86 — November 15

Web Robot Detection in Academic Publishing

It is possible to detect which web viewers are real humans and which are automated bot site crawlers, which improves interest-tracking and viewership statistics in academic publication. [ Read More ]

#internet  #crawlers 
№ 85
November 14
№ 85 — November 14

Open-World Knowledge Graph Completion

ConMask is a knowledge-graph completion algorithm that uses neural networks to parse natural langauge to understand complex relationships between named entities. [ Read More ]

#neural-network  #graph-theory  #knowledge-graph  #natural-language  #nlp 
№ 84
November 13
№ 84 — November 13

Worm-level Control through Search-based Reinforcement Learning

The tap-withdrawal reflex in C. elegans is similar to the control system needed to balance an inverted pendulum shape. [ Read More ]

#neuroscience  #machine-learning  #circuitry  #control-theory  #c-elegans  #worm 
№ 83
November 12
№ 83 — November 12

Neurodata Without Borders: Creating a Common Data Format for Neurophysiology

NWB is a recently proposed, specialized file format for consistently and interoperably storing neurophysiological information and metadata. [ Read More ]

#neuroscience  #formats  #ontology 
№ 82
November 11
№ 82 — November 11

Data Breaches, Phishing, or Malware? Understanding the Risks of Stolen Credentials

Keyloggers and other malicious password exfiltration software are largely unchecked on the open black market of the internet, where password leaks coupled with some basic analysis can affect millions of people. [ Read More ]

#blackhat  #hacking  #passwords  #keyloggers  #group:google 
№ 81
November 10
№ 81 — November 10

Rhythmical Photic Stimulation at Alpha Frequencies Produces Antidepressant-Like Effects in a Mouse Model of Depression

Photic light stimulation at alpha wave frequencies appeared to have antidepressant effects in CORT-induced depression models in mice. [ Read More ]

#group:light  #mouse  #neuroscience  #anxiety  #depression  #fluoxetine  #photic-stimulation  #light  #alpha-wave 
№ 80
November 09
№ 80 — November 09

The Ubiquity of Large Graphs and Surprising Challenges of Graph Processing: A User Survey

This study surveyed people who commonly used graphs in their everyday work and discovered some interesting facts about the use of graphs in research and commercial settings. [ Read More ]

#graphs  #graph-theory  #database 
№ 79
November 08
№ 79 — November 08

Six Challenges for Neural Machine Translation

These are six very tangible and quantifiable ways in which neural network machine translation systems suffer from the common afflictions of deep learning. [ Read More ]

#machine-translation  #neural-network 
№ 78
November 07
№ 78 — November 07

Simple Cortex: A Model of Cells in the Sensory Nervous System

This novel machine learning framework uses spiking neural networks and Numenta's hierarchical temporal memory to learn complex scenarios. [ Read More ]

#machine-learning  #neuroscience  #neural-network 
№ 77
November 06
№ 77 — November 06

Framework for evaluation of sound event detection in web videos

This system provides a way to generate tags for a video using only sound features, which allows one to query a video collection for sound content as well as human-added tags. [ Read More ]

#sound  #signal-processing  #video  #machine-learning 
№ 76
November 05
№ 76 — November 05

The Axonal Cytoskeleton and the Assembly of Nodes of Ranvier

This review covers recent discoveries in the importance of axonal cytoskeleton architecture in the healthy development of a Node of Ranvier. [ Read More ]

#cytoskeleton  #nodes-of-ranvier  #neuroscience 
№ 75
November 04
№ 75 — November 04

Embedding of Cortical Representations by the Superficial Patch System

The superficial patch system tiles across sensory cortex in a hexagonal pattern in many disparate species of mammal. This architecture may help us better understand the ways in which signals are shared across cortex both in sensory and non-sensory cortex. [ Read More ]

#vision  #neuroscience  #v1  #cats  #monkey  #hexagons  #macaque  #cortex 
№ 74
November 03
№ 74 — November 03

Learning deep features for source color laser printer identification based on cascaded learning

This CNN architecture can identify by which of a population of laser printers a document was printed with very high accuracy. This has applications in forensics and document provenance. [ Read More ]

#print  #forensics  #neural-network  #CNN  #GAN 
№ 73
November 02
№ 73 — November 02

Pigeon Perception of Letters of the Alphabet

Researchers studied the ways in which pigeons viewed English alphabet characters and discovered interesting patterns in which letters were most commonly confused. [ Read More ]

#birds  #pigeons  #perception  #vision 
№ 72
November 01
№ 72 — November 01

Complementary action of chemical and electrical synapses to perception

Dynamic range is one metric that helps to explain the specific structure of cortical circuitry and why firing rates and branching distributions are the way that they are in biology. [ Read More ]

#cortex  #simulation  #cellular-automata  #synapses  #neuroscience 
№ 71
October 31
№ 71 — October 31

Deep Spatial Regression Model for Image Crowd Counting

Using a CNN+LSTM network, it is possible to estimate the number of people in a photograph of a large crowd with a high degree of reliability. [ Read More ]

#computer-vision  #LSTM  #CNN  #DSRM  #neural-network 
№ 70
October 30
№ 70 — October 30

Spiking Optical Flow for Event-based Sensors Using IBM’s TrueNorth Neurosynaptic System

Using TrueNorth spiking-neuron hardware and a retina-like camera, it is possible to design a direction-selective circuit that emulates the motion-sensitive neurons of a mammal. [ Read More ]

#computer-vision  #neural-network  #spiking-neural-net  #retina 
№ 69
October 29
№ 69 — October 29

One pixel attack for fooling deep neural networks

This paper presents a technique for fooling computer-vision algorithms into misclassifying images by only modifying a single pixel in color and intensity. [ Read More ]

#neural-network  #adversarial  #gan  #dnn  #computer-vision 
№ 68
October 28
№ 68 — October 28

Point Neurons with Conductance-Based Synapses in the Neural Engineering Framework

The Neural Engineering Framework currently uses conductance-based neurons; these simulations can be improved by converting the synapses to be conductance-based as well. [ Read More ]

#neurons  #neuroscience  #simulation 
№ 67
October 27
№ 67 — October 27

FashionBrain Project: A Vision for Understanding Europe’s Fashion Data Universe

FashionBrain hopes to design intelligent fashion-prediction and modeling tools to improve the efficacy and time-to-market of the currently lower-tech fashion industry. [ Read More ]

#fashion  #neural-network  #database  #taxonomy 
№ 66
October 26
№ 66 — October 26

Lip2AudSpec: Speech reconstruction from silent lip movements video

This system provides a way to transcribe spoken text using only video of a speaking face with no accompanying audio. [ Read More ]

#CNN  #LSTM  #neural-network  #audio  #signal-processing  #speech 
№ 65
October 25
№ 65 — October 25

Retinal Ganglion Cells and Circadian Rhythms in Alzheimer's Disease, Parkinson's Disease, and Beyond

Alzheimer's and Parinson's patients suffer from altered circadian rhythms. It is very possible that this is related to the commonly-seen degeneration of retinal ganglion cells. [ Read More ]

#group:light  #OCT  #alzheimers  #dementia  #parkinsons  #retina  #rgc  #neuroscience  #brain  #light  #circadian-rhythms 
№ 64
October 24
№ 64 — October 24

FPGA-based ORB Feature Extraction for Real-Time Visual SLAM

Using custom hardware, it is possible to dramatically increase the framerate of a classic SLAM feature extraction algorithm. [ Read More ]

#slam  #computer-vision  #realtime  #fpga 
№ 63
October 23
№ 63 — October 23

Adversarial Networks for the Detection of Aggressive Prostate Cancer

A combination of GAN and semantic segmentation enables this algorithm to find prostate cancer in MRI scans of patients with aggressive tumors. [ Read More ]

#cancer  #prostate  #neural-network  #computer-vision  #medical-imagery  #CNN  #fcn  #gan  #U-net 
№ 62
October 22
№ 62 — October 22

Data-driven approach for creating synthetic electronic medical records

Real patient records can be perturbed slightly to simulate a disease outbreak in a simulated clinical environment. [ Read More ]

#PHI  #EHR  #medical-records  #statistics  #model 
№ 61
October 21
№ 61 — October 21

Connecting Harbours. A comparison of traffic networks across ancient and medieval Europe

This project registers first-millennium European harbors and ports as nodes in a directed multigraph to enable graph-analysis and interprtation of known transit or transport avenues. [ Read More ]

#culture  #archaeology  #GIS  #traffic  #travel 
№ 60
October 20
№ 60 — October 20

Polar wildfires and conifer serotiny during the Cretaceous global hothouse

Using computed-tomography scans, it is possible to show that plants with fire-triggered seed-release already existed in the mid-Cretaceous. [ Read More ]

#paleontology  #plant  #computed-tomography  #fossil  #x-ray-tomography  #x-ray 
№ 59
October 19
№ 59 — October 19

Neurobehavioural Correlates of Obesity are Largely Heritable

Brain region thickness and size correlates with predisposition for obesity, and these traits are heritable, meaning that obesity may be tied intimately to neurobehavior and neurogenomics. [ Read More ]

#obesity  #neuroscience  #connectome  #human-connectome-project  #brain-volume  #behavior 
№ 58
October 18
№ 58 — October 18

Identifying Designs from Incomplete, Fragmented Cultural Heritage Objects by Curve-Pattern Matching

A curve-matching algorithm helps reconstruct full Native American designs from shattered pottery using a combination of computer-vision and curve-analysis. [ Read More ]

#computer-vision  #archaeology  #curves  #cultural-heritage 
№ 57
October 17
№ 57 — October 17

Resting-state connectivity predicts patient-specific effects of deep brain stimulation for Parkinson's disease

This is one proposed technique for finding the best brain-region targets for Parkinson's patient deep-brain-stimulation therapy. It uses fMRI data to target patient-specific brain areas, rather than prior, less tailored methods. [ Read More ]

#fMRI  #parkinsons  #deep-brain-stimulation  #neuroscience  #connectome 
№ 56
October 16
№ 56 — October 16

Skin Lesion Analysis Toward Melanoma Detection: A Challenge At The 2017 International Symposium On Biomedical Imaging (ISBI), Hosted By the International Skin Imaging Collaboration (ISIC)

Machine learning approaches dominated the 2017 ISBI competition for the accurate identification of melanoma skin tissue by image-data, but were far more data-hungry than their non-ML counterparts. [ Read More ]

#melanoma  #cancer  #machine-learning  #neural-network  #computer-vision  #challenge  #contest 
№ 55
October 15
№ 55 — October 15

The inefficiency of Bitcoin revisited: a dynamic approach

By using a different time-series analysis technique to evaluate volatility and market-mean deviation, a strange destabilization event in 2014 becomes obvious in the Bitcoin trade market history. [ Read More ]

#bitcoin  #cryptocurrency  #economics  #time-series 
№ 54
October 14
№ 54 — October 14

CHIPS – A Service for Collecting, Organizing, Processing, and Sharing Medical Image Data in the Cloud

CHIPS is a platform for medical data management, sharing, and storage that uses containers to distribute workloads intelligently and securely. [ Read More ]

#medical-imagery  #hipaa  #hospital  #medicine 
№ 53
October 13
№ 53 — October 13

Clusters of Driving Behavior from Observational Smartphone Data

This study followed 500 drivers to collect terabytes of data on the acceleration and speed of their driving style. This enabled the researchers to construct well-defined clusters of driving behavior. [ Read More ]

#smartphone  #accelerometer  #car  #behavior  #driving  #data-science 
№ 52
October 12
№ 52 — October 12

Portable Tor Router: Easily Enabling Web Privacy for Consumers

A pocket-sized Tor Router enables users to connect multiple devices to a protected, Tor-enabled hotspot. [ Read More ]

#privacy  #internet 
№ 51
October 11
№ 51 — October 11

A Neural Clickbait Detection Engine: The Tuna Clickbait Detector at the Clickbait Challenge 2017

The technique presented here combines image evaluation with headline evaluation to determine if a post contains clickbait or not. [ Read More ]

#clickbait  #internet  #culture  #machine-learning  #neural-network  #nlp 
№ 50
October 10
№ 50 — October 10

Machine Learning for Drug Overdose Surveillance

Using machine learning methods and public datasets, this paper characterizes and explains clusters of opioid overdoses in America. [ Read More ]

#drug  #overdose  #public-health  #machine-learning 
№ 49
October 09
№ 49 — October 09

Structural and functional diversity of a dense sample of retinal ganglion cells

[ Read More ]

#neuroscience  #retina  #RGC  #electron-microscopy  #eye 
№ 48
October 08
№ 48 — October 08

Encoding of Tactile Context in the Mouse Visual Cortex

Mice combine whisker-sensation with visual signals in V1 — very early in the visual processing stream, changing the way the entire brain perceives the visual world. [ Read More ]

#neuroscience  #sensation  #whiskers  #vision  #GCaMP6 
№ 47
October 07
№ 47 — October 07

Inference of topology and the nature of synapses, and the flow of information in neuronal networks

Determining the directionality of synapses in a graph-representation of a neural network is crucial to understand the circuitry of the brain. This paper shows a way to determine connectivity without direct access to anatomical data, using functional data instead. [ Read More ]

#neuroscience  #synapses  #networks  #connectomics 
№ 46
October 06
№ 46 — October 06

Discovery of the Twitter Bursty Botnet

This paper demonstrates a method for detecting botnets on Twitter, and explains how this can give better ground-truth for automated detection systems. [ Read More ]

#twitter  #botnet  #networking  #social-networks 
№ 45
October 05
№ 45 — October 05

☎️👨⛵️🐋👌; or “Call me Ishmael” – How do you translate emoji?

This is an exploration and analysis of Emoji Dick, a project that translated Moby Dick into emoji. [ Read More ]

#moby-dick  #emoji  #translation  #machine-learning 
№ 44
October 04
№ 44 — October 04

Creating a Social Brain for Cooperative Connected Autonomous Vehicles: Issues and Challenges

A common language for autonomous vehicles can improve collaboration and information-sharing across a network fabric. [ Read More ]

#autonomy  #self-driving-cars  #artificial-intelligence  #AI 
№ 43
October 03
№ 43 — October 03

Adversarial Generation of Natural Language

Generating natural language is very hard. When using a GAN, it is still hard. [ Read More ]

#language  #grammar  #cfg  #gan  #neural-network 
№ 42
October 02
№ 42 — October 02

“Why Should I Trust You?” Explaining the Predictions of Any Classifier

LIME helps show humans what made the machine-learning algorithm pick the output it chose by demonstrating what input values were most important in making that decision. [ Read More ]

#trust  #explanation  #machine-learning  #neural-network 
№ 41
October 01
№ 41 — October 01

Senenmut: an ancient Egyptian astronomer

Much can be learned about the astronomical findings of Senenmut, a friend and royal timekeeper-advisor to Pharaoh Hatshepsut, from the inscriptions on the ceiling of his tomb. [ Read More ]

#egypt  #astronomy  #history  #hatshepsut 
№ 40
September 30
№ 40 — September 30

Competition and Success in the Meme Pool: a Case Study on Quickmeme.com

This paper characterizes the rise and fall of individual memes to determine if they can be modeled by the original Dawkins "meme" definition — and if so, how we can understand meme success. [ Read More ]

#meme  #economics  #scraping  #internet  #culture 
№ 39
September 29
№ 39 — September 29

OSMnx: New methods for acquiring, constructing, analyzing, and visualizing complex street networks

Here's a Python library for the generation of graphs from street and intersection data from OpenStreetMap. I love this library. [ Read More ]

#python  #urban-design  #graphs  #graph-theory  #GIS  #open-street-map  #networks 
№ 38
September 28
№ 38 — September 28

Optical Coherence Tomography (OCT) in Optic Neuritis and Multiple Sclerosis

OCT scanning technology is a powerful way to measure the progression of optic neuritis and multiple sclerosis. [ Read More ]

#multiple-sclerosis  #optic-neuritis  #eye  #OCT  #neurology  #retina  #neuroscience 
№ 37
September 27
№ 37 — September 27

A Discrete and Bounded Envy-free Cake Cutting Protocol for Any Number of Agents

How do you cut a cake in nths by eye without making someone jealous of someone else's slice? [ Read More ]

#cake  #economics  #algorithms 
№ 36
September 26
№ 36 — September 26

Electrical synapses between inhibitory neurons shape the responses of principal neurons to transient inputs in the thalamus

Simulations confirm that electrical synapses between cells in mouse whisker thalamus have significant impact on the downstream spike-stream signals sent to cortex. [ Read More ]

#electrical-synapses  #neuroscience  #thalamus  #GABA  #circuitry  #simulation  #synapses 
№ 35
September 25
№ 35 — September 25

AAV-mediated CRISPR/Cas gene editing of retinal cells in vivo

This paper demonstrates one possible technique with which retinal genetic therapy can be performed on mammalian (living) eyes. [ Read More ]

#crispr  #cas9  #retina  #aav2  #genetics  #gene-therapy 
№ 34
September 24
№ 34 — September 24

Yet Another ADNI Machine Learning Paper? Paving The Way Towards Fully-reproducible Research on Classification of Alzheimer’s Disease

Alzheimer's Disease datasets are growing in use and popularity, but the inhomogeneity of the data make reproducible science difficult. This paper is a step toward reproducible diagnosis. [ Read More ]

#alzheimers  #machine-learning  #infrastructure  #neuroscience  #MRI  #PET 
№ 33
September 23
№ 33 — September 23

First in situ observation of an aphyonid fish

Spooky booger. [ Read More ]

#fish  #deep-sea  #ocean 
№ 32
September 22
№ 32 — September 22

PassGAN: A Deep Learning Approach for Password Guessing

Password guessers have always relied on dictionary size and simple heuristics. PassGAN makes more nuanced and accurate guesses based on password list leaks. [ Read More ]

#password  #security  #privacy  #deep-learning  #gan 
№ 31
September 21
№ 31 — September 21

A Deep Structured Learning Approach Towards Automating Connectome Reconstruction from 3D Electron Micrographs

Segmentation might not be such a big unsolved problem in EM neuroscience connectomics after all. [ Read More ]

#segmentation  #EM  #neuroscience  #computer-vision  #deep-learning  #connectome  #group:janelia 
№ 30
September 20
№ 30 — September 20

Zinc for the treatment of the common cold: a systematic review and meta-analysis of randomized controlled trials

My mom always tells me to take zinc supplements when I have a cold and I always say there's no evidence to back that up, so here you go. [ Read More ]

#common-cold  #immunology  #zinc  #review 
№ 29
September 19
№ 29 — September 19

Musical NeuroPicks: a consumer-grade BCI for on-demand music streaming services

NeuroPicks is a way to use EEG signals from a human brain to customize streaming music to a user's tastes. [ Read More ]

#music  #brainwaves  #BCI  #machine-learning  #neural-network  #deep-learning  #signal-processing  #EEG 
№ 28
September 18
№ 28 — September 18

The microstructure of high frequency markets

The authors propose a mathematical model to track the wealth differential of a high-frequency trader acting on a market with non-zero friction. [ Read More ]

#finance  #markets  #trading  #stock-market  #hft 
№ 27
September 17
№ 27 — September 17

Banjo Drum Physics — theoretical preliminaries

A banjo is a surprisingly complex family of oscillating systems that are difficult to model. This paper demonstrates a way to reduce the mathematical complexity of that model. [ Read More ]

#music  #physics  #banjo  #oscillator  #drum  #vibration 
№ 26
September 16
№ 26 — September 16

Aberrant cortical activity in multiple GCaMP6-expressing transgenic mouse lines

A genetic family of mice used commonly in neuroscience studies appears to suffer from epilepsy-like brain activity, which may affect the results of neuroscientific study. [ Read More ]

#neuroscience  #GCaMP6  #transgenic  #epilepsy  #electrophysiology 
№ 25
September 15
№ 25 — September 15

Efficient codes and balanced networks

The brain is a closely intertwined network of inhibitory and excitatory signals. Understanding the relationship between the two will improve the way we understand systems neuroscience. [ Read More ]

#electrophysiology  #neuroscience  #signal-processing 
№ 24
September 14
№ 24 — September 14

Microglia emerge as central players in brain disease

Microglia appear to play a significant role in the healthy and diseases states of central nervous tissue. Understanding this role can help us better understand brain disease and development. [ Read More ]

#microglia  #immunology  #inflammation  #development  #neuroscience  #review 
№ 23
September 13
№ 23 — September 13

Crows Rival Monkeys in Cognitive Capacity

Crows perform about as well on a working-memory task as rhesus monkeys and humans on "easy" levels, but underperform on more complex tasks. [ Read More ]

#cognition  #neuroscience  #vision  #birds 
№ 22
September 12
№ 22 — September 12

Seeing faces is necessary for face-domain formation

The brain area responsible for monkeys' facial recognition fails to develop if the monkey cannot see faces; but instead, hand-recognition regions are strengthened. [ Read More ]

#neuroscience  #vision  #extrastriate-cortex 
№ 21
September 11
№ 21 — September 11

Hybrid computing using a neural network with dynamic external memory

Using a neural network with accessible "RAM" enables more powerful and robust machine-learning algorithms that can incorporate more data and historical information in conclusions. [ Read More ]

#neural-network  #deep-learning  #computation  #memory-access 
№ 20
September 10
№ 20 — September 10

A Closer Look at Tetris: Analysis of a Variant Game

Using mathematical abstractions of Tetris gameplay, it is possible to prove that the game is unwinnable, and will eventually terminate in a loss. [ Read More ]

#game-theory  #geometry  #automata  #math  #graph-theory 
№ 19
September 09
№ 19 — September 09

Using Human Brain Activity to Guide Machine Learning

Using fMRI brain data to determine how easily humans categorize an image, neural networks' results are improved by punishing them more significantly when they fail on "easy" images. [ Read More ]

#connectomics  #neuroscience  #deep-learning  #computer-vision  #vision 
№ 18
September 08
№ 18 — September 08

Random walks for image segmentation

Image segmentation can be modeled as a graph-theory problem, using diffusion equations and electric-circuit equations to simulate a random walk across objects. [ Read More ]

#computer-vision  #image-segmentation  #math  #graph-theory 
№ 17
September 07
№ 17 — September 07

Adversarial Examples for Evaluating Reading Comprehension Systems

Slight perturbations to an input can dramatically damage the accuracy of a neural network. Here are some ways to test this susceptibility. [ Read More ]

#neural-network  #deep-learning  #NLP 
№ 16
September 06
№ 16 — September 06

Comparative Analysis of Gene Expression for Convergent Evolution of Camera Eye Between Octopus and Human

A genome-wide study can start to explain why octopus eyes are really similar to human eyes, even though the species split long before the evolution of the camera-eye. [ Read More ]

#octopus  #retina  #neuroscience  #evolution  #vision 
№ 15
September 05
№ 15 — September 05

Large-Scale Simulations of Plastic Neural Networks on Neuromorphic Hardware

SpiNNaker is a new, neuromorphic computer that simulates millions of plastic synapses orders of magnitude more efficiently than the equivalent computations on conventional supercomputers. [ Read More ]

#neuroscience  #neural-network  #hexagons  #biomimicry  #hardware 
№ 14
September 04
№ 14 — September 04

Optical coherence tomography reflects brain atrophy in multiple sclerosis: A four-year study

OCT, a low-cost and simple scan, can often indicate the severity and extend of brain lesions in patients with multiple sclerosis, which can reduce the need for expensive brain-scans. [ Read More ]

#OCT  #multiple-sclerosis  #neurology  #retina  #neuroscience 
№ 13
September 03
№ 13 — September 03

Gaze-stabilizing central vestibular neurons project asymmetrically to extraocular motoneuron pools

Zebrafish tilt-sensors and eye-movement are connected asymmetrically, suggesting that oculomotor input incorporates both the behavior of the species as well as evolved reflexive behaviors. [ Read More ]

#oculomotion  #neuroscience  #vision 
№ 12
September 02
№ 12 — September 02

DeepEM3D: approaching human-level performance on 3D anisotropic EM image segmentation

Segmenting neuroimagery is hard. Determining airtight neurite boundaries makes the segmentation process way easier. [ Read More ]

#electron-microscopy  #EM  #connectomics  #neuroscience  #computer-vision  #deep-learning  #image-segmentation 
№ 11
September 01
№ 11 — September 01

How many dinosaur species were there?

We can extrapolate how many dinosaur species there were using what we know about sampling bias, geological conditions, and the data from actual found fossils. [ Read More ]

#paleontology  #stats 
№ 10
August 31
№ 10 — August 31

Fake News in Social Networks

The spread of fake news can be modeled as a graph where each node is a recurrent neural network that makes an opinionated decision of validity. [ Read More ]

#networks  #graphs  #simulation  #internet 
№ 9
August 30
№ 9 — August 30

Synthesizing Deep Neural Network Architectures using Biological Synaptic Strength Distributions

Using synapse-strength distributions taken from biological cortex can improve computational neural net performance. [ Read More ]

#statistics  #neuroscience  #synapses  #deep-learning  #machine-learning  #computer-vision  #quick-read 
№ 8
August 29
№ 8 — August 29

Cluster failure: Why fMRI inferences for spatial extent have inflated false-positive rates

Using clusterwise inference in fMRI studies has likely led to pervasive, industry-wide, accidental inflation of statistical significance. [ Read More ]

#statistics  #neuroscience  #fMRI  #MRI 
№ 7
August 28
№ 7 — August 28

Underwater components of humpback whale bubble-net feeding behaviour

For the first time, individual whale bubble-blowing is correlated with 3D underwater location to characterize a complex feeding behavior. [ Read More ]

#whale  #3D  #audio  #acoustics  #behavior  #marine-biology  #motion-coordination 
№ 6
August 27
№ 6 — August 27

Cofields: a physically inspired approach to motion coordination

Modeling a navigation-space as a physical "field" (e.g. magnetic) greatly simplifies the computational overhead for individual navigators in that space. [ Read More ]

#autonomy  #distributed  #physics  #navigation  #behavior  #magnetism  #agents  #computation  #motion-coordination 
№ 5
August 26
№ 5 — August 26

Introducing MantisBot: Hexapod robot controlled by a high-fidelity, real-time neural simulation

The authors demonstrate complex pose-maintenance and weight-distribution behaviors in a robot, using joint-positioning logic from insect neurons. [ Read More ]

#simulation  #robot  #robotics  #kinematics  #central-pattern-generator  #cpg  #motor-program  #connectome 
№ 4
August 25
№ 4 — August 25

Electron Microscopic Reconstruction of Functionally Identified Cells in a Neural Integrator

Overlaying functional data with anatomical (structural) data helps identify and reconstruct complex brain circuits. [ Read More ]

#zebrafish  #connectomics  #integrator  #connectome  #neuroscience  #visual-system 
№ 3
August 24
№ 3 — August 24

Unpaired Image-to-Image Translation using Cycle-Consistent Adversarial Networks

By training cyclically adversarial neural networks simultaneously, it's possible to develop a nuanced image-net with limited or no training data. [ Read More ]

#GAN  #CV  #machine-learning  #training  #neural-network 
№ 2
August 23
№ 2 — August 23

Inferring cortical function in the mouse visual system through large-scale systems neuroscience.

Large brain circuits can be simulated at-scale by modeling neural systems as populations to reduce computational overhead and improve biofidelity. [ Read More ]

#connectomics  #computation  #optogenetics  #neuroscience  #simulation 
№ 1
August 22
№ 1 — August 22

Brain Computation Is Organized via Power-of-Two-Based Permutation Logic

One compelling hypothesis about how sensory signals are processed in the brain is substantiated by measuring from real brain tissue. [ Read More ]

#connectomics  #computation  #optogenetics  #neuroscience