User profiles for Kohitij Kar

Kohitij Kãr

Assistant Professor (Canada Research Chair), York University, Toronto
Verified email at mit.edu
Cited by 2913

Evidence that recurrent circuits are critical to the ventral stream's execution of core object recognition behavior

K Kar, J Kubilius, K Schmidt, EB Issa, JJ DiCarlo - Nature neuroscience, 2019 - nature.com
Non-recurrent deep convolutional neural networks (CNNs) are currently the best at modeling
core object recognition, a behavior that is supported by the densely recurrent primate …

[PDF][PDF] Fast recurrent processing via ventrolateral prefrontal cortex is needed by the primate ventral stream for robust core visual object recognition

K Kar, JJ DiCarlo - Neuron, 2021 - cell.com
Distributed neural population spiking patterns in macaque inferior temporal (IT) cortex that
support core object recognition require additional time to develop for specific, "late-solved" …

Brain-score: Which artificial neural network for object recognition is most brain-like?

…, H Hong, NJ Majaj, R Rajalingham, EB Issa, K Kar… - BioRxiv, 2018 - biorxiv.org
The internal representations of early deep artificial neural networks (ANNs) were found to
be remarkably similar to the internal neural representations measured experimentally in the …

Task-driven convolutional recurrent models of the visual system

A Nayebi, D Bear, J Kubilius, K Kar… - Advances in neural …, 2018 - proceedings.neurips.cc
Feed-forward convolutional neural networks (CNNs) are currently state-of-the-art for object
classification tasks such as ImageNet. Further, they are quantitatively accurate models of …

Neural population control via deep image synthesis

P Bashivan, K Kar, JJ DiCarlo - Science, 2019 - science.org
INTRODUCTION The pattern of light that strikes the eyes is processed and re-represented
via patterns of neural activity in a “deep” series of six interconnected cortical brain areas …

Large-scale, high-resolution comparison of the core visual object recognition behavior of humans, monkeys, and state-of-the-art deep artificial neural networks

R Rajalingham, EB Issa, P Bashivan, K Kar… - Journal of …, 2018 - Soc Neuroscience
Primates, including humans, can typically recognize objects in visual images at a glance
despite naturally occurring identity-preserving image transformations (eg, changes in viewpoint)…

Brain-like object recognition with high-performing shallow recurrent ANNs

J Kubilius, M Schrimpf, K Kar… - Advances in neural …, 2019 - proceedings.neurips.cc
Deep convolutional artificial neural networks (ANNs) are the leading class of candidate
models of the mechanisms of visual processing in the primate ventral stream. While initially …

Multimodal investigations of emotional face processing and social trait judgment of faces

H Yu, C Lin, S Sun, R Cao, K Kar… - Annals of the New York …, 2024 - Wiley Online Library
Faces are among the most important visual stimuli that humans perceive in everyday life.
While extensive literature has examined emotional processing and social evaluations of faces, …

[PDF][PDF] An open resource for non-human primate optogenetics

…, K Inoue, R Janz, M Jazayeri, R Jiang, N Ju, K Kar… - Neuron, 2020 - cell.com
Optogenetics has revolutionized neuroscience in small laboratory animals, but its effect on
animal models more closely related to humans, such as non-human primates (NHPs), has …

Transcranial electrical stimulation over visual cortex evokes phosphenes with a retinal origin

K Kar, B Krekelberg - Journal of Neurophysiology, 2012 - journals.physiology.org
Transcranial electrical stimulation (tES) is a promising therapeutic tool for a range of neurological
diseases. Understanding how the small currents used in tES spread across the scalp …