English
Related papers

Related papers: Primary visual cortex contributes to color constan…

200 papers

It is arguable that whether the single camera captured (monocular) image datasets are sufficient enough to train and test convolutional neural networks (CNNs) for imitating the biological neural network structures of the human brain. As…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Yigit Oktar , Diclehan Karakaya , Oguzhan Ulucan , Mehmet Turkan

Contrast is a crucial factor in visual information processing. It is desired for a visual system - irrespective of being biological or artificial - to "perceive" the world robustly under large potential changes in illumination. In this…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Arash Akbarinia , Karl R. Gegenfurtner

A convolution model which accounts for neural activity dynamics in the primary visual cortex is derived and used to detect visually salient contours in images. Image inputs to the model are modulated by long-range horizontal connections,…

Biological Physics · Physics 2011-03-21 P. N. Loxley , L. M. Bettencourt

Visual saliency is a fundamental problem in both cognitive and computational sciences, including computer vision. In this paper, we discover that a high-quality visual saliency model can be learned from multiscale features extracted using…

Computer Vision and Pattern Recognition · Computer Science 2016-11-03 Guanbin Li , Yizhou Yu

The neuronal mechanisms that serve to distinguish between light-emitting and light reflecting objects are largely unknown. It has been suggested that luminosity perception implements a separate pathway in the visual system, such that…

Neurons and Cognition · Quantitative Biology 2007-09-21 Matthias S. Keil

Dermoscopic skin images are often obtained with different imaging devices, under varying acquisition conditions. In this work, instead of attempting to perform intensity and color normalization, we propose to leverage computational color…

While many image colorization algorithms have recently shown the capability of producing plausible color versions from gray-scale photographs, they still suffer from the problems of context confusion and edge color bleeding. To address…

Computer Vision and Pattern Recognition · Computer Science 2018-08-07 Jiaojiao Zhao , Li Liu , Cees G. M. Snoek , Jungong Han , Ling Shao

Predictive coding (PC) is an influential computational model of visual learning and inference in the brain. Classical PC was proposed as a top-down generative model, where the brain actively predicts upcoming visual inputs, and inference…

Machine Learning · Computer Science 2025-12-18 Gaspard Oliviers , Mufeng Tang , Rafal Bogacz

Illuminant estimation aims to infer scene illumination from image measurements despite intrinsic ambiguities between surface reflectance and lighting. Most existing methods operate on trichromatic RGB images and are therefore fundamentally…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 G. Dofri Vidarsson , Liying Lu , Sabine Süsstrunk

We consider a differential model describing neuro-physiological contrast perception phenomena induced by surrounding orientations. The mathematical formulation relies on a cortical-inspired modelling [10] largely used over the last years to…

Computer Vision and Pattern Recognition · Computer Science 2018-12-19 Marcelo Bertalmío , Luca Calatroni , Valentina Franceschi , Benedetta Franceschiello , Dario Prandi

We study the first-order scattering transform as a candidate for reducing the signal processed by a convolutional neural network (CNN). We show theoretical and empirical evidence that in the case of natural images and sufficiently small…

Computer Vision and Pattern Recognition · Computer Science 2018-10-01 Edouard Oyallon , Eugene Belilovsky , Sergey Zagoruyko , Michal Valko

Developing deep networks that analyze fashion garments has many real-world applications. Among all fashion attributes, color is one of the most important yet challenging to detect. Existing approaches are classification-based and thus…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Alexandre Rame , Arthur Douillard , Charles Ollion

Previous studies have demonstrated the importance of the primary sensory cortex for the detection, discrimination and awareness of visual stimuli, but it is unknown how neuronal populations in this area process detected and undetected…

Neurons and Cognition · Quantitative Biology 2015-12-03 Jorrit S. Montijn , Pieter M. Goltstein , Cyriel M. A. Pennartz

Implementing color constancy as a pre-processing step in contemporary digital cameras is of significant importance as it removes the influence of scene illumination on object colors. Several benchmark color constancy datasets have been…

Computer Vision and Pattern Recognition · Computer Science 2019-04-01 Nikola Banić , Karlo Koščević , Marko Subašić , Sven Lončarić

Large Vision-Language Models (LVLMs) have shown remarkable capabilities, yet hallucinations remain a persistent challenge. This work presents a systematic analysis of the internal evolution of visual perception and token generation in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Guangtao Lyu , Xinyi Cheng , Chenghao Xu , Qi Liu , Muli Yang , Fen Fang , Huilin Chen , Jiexi Yan , Xu Yang , Cheng Deng

Current research in Computer Vision has shown that Convolutional Neural Networks (CNN) give state-of-the-art performance in many classification tasks and Computer Vision problems. The embedding of CNN, which is the internal representation…

Computer Vision and Pattern Recognition · Computer Science 2015-08-04 Axel Angel

In this paper we deal with the problem of overcoming the intuitive definition of several color perception attributes by replacing them with novel mathematically rigorous ones. Our framework is a quantum-like color perception theory recently…

Neurons and Cognition · Quantitative Biology 2025-04-18 Michel Berthier , Nicoletta Prencipe , Edoardo Provenzi

People's associations between colors and concepts influence their ability to interpret the meanings of colors in information visualizations. Previous work has suggested such effects are limited to concepts that have strong, specific…

Human-Computer Interaction · Computer Science 2023-09-22 Kushin Mukherjee , Brian Yin , Brianne E. Sherman , Laurent Lessard , Karen B. Schloss

Visual translation tolerance refers to our capacity to recognize objects over a wide range of different retinal locations. Although translation is perhaps the simplest spatial transform that the visual system needs to cope with, the extent…

Neurons and Cognition · Quantitative Biology 2020-12-09 Ryan Blything , Valerio Biscione , Ivan I. Vankov , Casimir J. H. Ludwig , Jeffrey S. Bowers

Visual illusions may be explained by the likelihood of patches in real-world images, as argued by input-driven paradigms in Neuro-Science. However, neither the data nor the tools existed in the past to extensively support these…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Elad Hirsch , Ayellet Tal