Stimulus-and goal-oriented frameworks for understanding natural vision

MH Turner, LG Sanchez Giraldo, O Schwartz… - Nature …, 2019 - nature.com
Our knowledge of sensory processing has advanced dramatically in the last few decades,
but this understanding remains far from complete, especially for stimuli with the large …

GraphCom: A multidimensional measure of graphic complexity applied to 131 written languages

LY Chang, YC Chen, CA Perfetti - Behavior research methods, 2018 - Springer
We report a new multidimensional measure of visual complexity (GraphCom) that captures
variability in the complexity of graphs within and across writing systems. We applied the …

Normalization and pooling in hierarchical models of natural images

LG Sanchez-Giraldo, MNU Laskar… - Current opinion in …, 2019 - Elsevier
Highlights•Subunit pooling and normalization are building blocks of hierarchical cortical
models.•Image statistics models predict when normalization is recruited in primary …

[HTML][HTML] Excitation creates a distributed pattern of cortical suppression due to varied recurrent input

JF O'Rawe, Z Zhou, AJ Li, PK LaFosse, HC Goldbach… - Neuron, 2023 - cell.com
Dense local, recurrent connections are a major feature of cortical circuits, yet how they affect
neurons' responses has been unclear, with some studies reporting weak recurrent effects …

[HTML][HTML] Neural networks with divisive normalization for image segmentation

P Hernández-Cámara, J Vila-Tomás, V Laparra… - Pattern Recognition …, 2023 - Elsevier
One of the key problems in computer vision is adaptation: models are too rigid to follow the
variability of the inputs. The canonical computation that explains adaptation in sensory …

Derivatives and inverse of cascaded linear+ nonlinear neural models

M Martinez-Garcia, P Cyriac, T Batard, M Bertalmío… - PloS one, 2018 - journals.plos.org
In vision science, cascades of Linear+ Nonlinear transforms are very successful in modeling
a number of perceptual experiences. However, the conventional literature is usually too …

[HTML][HTML] Deep neural networks capture texture sensitivity in V2

MNU Laskar, LGS Giraldo, O Schwartz - Journal of vision, 2020 - iovs.arvojournals.org
Deep convolutional neural networks (CNNs) trained on visual objects have shown intriguing
ability to predict some response properties of visual cortical neurons. However, the factors …

[HTML][HTML] Computational modeling of contrast sensitivity and orientation tuning in first-episode and chronic schizophrenia

SM Silverstein, DL Demmin… - Computational Psychiatry …, 2017 - ncbi.nlm.nih.gov
Computational modeling is a useful method for generating hypotheses about the
contributions of impaired neurobiological mechanisms, and their interactions, to …

Correspondence of deep neural networks and the brain for visual textures

MNU Laskar, LGS Giraldo, O Schwartz - arXiv preprint arXiv:1806.02888, 2018 - arxiv.org
Deep convolutional neural networks (CNNs) trained on objects and scenes have shown
intriguing ability to predict some response properties of visual cortical neurons. However, the …

Divisive feature normalization improves image recognition performance in AlexNet

M Miller, SY Chung, KD Miller - International Conference on …, 2021 - openreview.net
Local divisive normalization provides a phenomenological description of many nonlinear
response properties of neurons across visual cortical areas. To gain insight into the utility of …