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Related papers: Probabilistic Color Constancy

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This paper introduces a novel method for inter-camera color calibration for multispectral imaging with camera arrays using a consensus image. Capturing images using multispectral camera arrays has gained importance in medical, agricultural,…

Image and Video Processing · Electrical Eng. & Systems 2024-11-14 Katja Kossira , Jürgen Seiler , André Kaup

We propose Generative Probabilistic Image Colorization, a diffusion-based generative process that trains a sequence of probabilistic models to reverse each step of noise corruption. Given a line-drawing image as input, our method suggests…

Computer Vision and Pattern Recognition · Computer Science 2021-09-30 Chie Furusawa , Shinya Kitaoka , Michael Li , Yuri Odagiri

A statistical learning/inference framework for color demosaicing is presented. We start with simplistic assumptions about color constancy, and recast color demosaicing as a blind linear inverse problem: color parameterizes the unknown…

Computer Vision and Pattern Recognition · Computer Science 2010-02-12 J. H. Oaknin

Light plays a vital role in vision either human or machine vision, the perceived color is always based on the lighting conditions of the surroundings. Researchers are working to enhance the color detection techniques for the application of…

Computer Vision and Pattern Recognition · Computer Science 2024-02-08 Nizamuddin Maitlo , Nooruddin Noonari , Sajid Ahmed Ghanghro , Sathishkumar Duraisamy , Fayaz Ahmed

Probability distribution modeling is the basis for most competitive methods for lossless coding of screen content. One such state-of-the-art method is known as soft context formation (SCF). For each pixel to be encoded, a probability…

Image and Video Processing · Electrical Eng. & Systems 2022-12-05 Hannah Och , Tilo Strutz , André Kaup

Photon correlation spectroscopy (PCS) is based on measuring the temporal correlation of the light intensity scattered by the investigated sample. A typical setup requires a temporally coherent light source. Here, we show that a…

Optics · Physics 2015-05-30 D. Salerno , D. Brogioli , F. Croccolo , R. Ziano , F. Mantegazza

We address the problem of decomposing a single image into reflectance and shading. The difficulty comes from the fact that the components of image---the surface albedo, the direct illumination, and the ambient illumination---are coupled…

Computer Vision and Pattern Recognition · Computer Science 2018-10-24 Yuanliu Liu , Ang Li , Zejian Yuan , Badong Chen , Nanning Zheng

Reliable estimation of illuminant chromaticity is crucial for simulating color constancy and for white balancing digital images. However, estimating illuminant chromaticity from a single image is an ill-posed task, in general, and existing…

Computer Vision and Pattern Recognition · Computer Science 2019-06-14 Eytan Lifshitz , Dani Lischinski

Recently, some contrastive learning methods have been proposed to simultaneously learn representations and clustering assignments, achieving significant improvements. However, these methods do not take the category information and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Huasong Zhong , Jianlong Wu , Chong Chen , Jianqiang Huang , Minghua Deng , Liqiang Nie , Zhouchen Lin , Xian-Sheng Hua

Uncertainty quantification is crucial for the deployment of image restoration models in safety-critical domains, like autonomous driving and biological imaging. To date, methods for uncertainty visualization have mainly focused on per-pixel…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Elias Nehme , Omer Yair , Tomer Michaeli

A novel explainable AI method called CLEAR Image is introduced in this paper. CLEAR Image is based on the view that a satisfactory explanation should be contrastive, counterfactual and measurable. CLEAR Image explains an image's…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Adam White , Kwun Ho Ngan , James Phelan , Saman Sadeghi Afgeh , Kevin Ryan , Constantino Carlos Reyes-Aldasoro , Artur d'Avila Garcez

We present a novel method of calibration of crosstalk probability for multi-pixel photon counters (MPPCs) based on the measurement of the normalized second-order intensity correlation function of coherent light. The method was tested for…

Quantum Physics · Physics 2015-06-04 Dmitry A. Kalashnikov , Si-Hui Tan , Leonid A. Krivitsky

Dense image alignment from RGB-D images remains a critical issue for real-world applications, especially under challenging lighting conditions and in a wide baseline setting. In this paper, we propose a new framework to learn a pixel-wise…

Computer Vision and Pattern Recognition · Computer Science 2020-11-30 Binbin Xu , Andrew J. Davison , Stefan Leutenegger

Convolutional neural networks (CNNs) are extremely popular and effective for image classification tasks but tend to be overly confident in their predictions. Various works have sought to quantify uncertainty associated with these models,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Sara Pohland , Claire Tomlin

Color and intensity are two important components in an image. Usually, groups of image pixels, which are similar in color or intensity, are an informative representation for an object. They are therefore particularly suitable for computer…

Computer Vision and Pattern Recognition · Computer Science 2017-05-01 Guanjun Guo , Hanzi Wang , Wan-Lei Zhao , Yan Yan , Xuelong Li

Particle competition and cooperation (PCC) is a graph-based semi-supervised learning approach. When PCC is applied to interactive image segmentation tasks, pixels are converted into network nodes, and each node is connected to its k-nearest…

Computer Vision and Pattern Recognition · Computer Science 2020-02-17 Fabricio Breve

Color constancy (CC) is an important ability of the human visual system to stably perceive the colors of objects despite considerable changes in the color of the light illuminating them. While increasing evidence from the field of…

Neurons and Cognition · Quantitative Biology 2024-12-11 Shaobing Gao , Yongjie Li

Color constancy is our ability to perceive constant colors across varying illuminations. Here, we trained deep neural networks to be color constant and evaluated their performance with varying cues. Inputs to the networks consisted of the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Alban Flachot , Arash Akbarinia , Heiko H. Schütt , Roland W. Fleming , Felix A. Wichmann , Karl R. Gegenfurtner

Principal component pursuit (PCP) is a state-of-the-art approach for background estimation problems. Due to their higher computational cost, PCP algorithms, such as robust principal component analysis (RPCA) and its variants, are not…

Computer Vision and Pattern Recognition · Computer Science 2017-07-04 Aritra Dutta , Xin Li , Peter Richtárik

Inter pixel capacitance (IPC) is a deterministic electronic coupling resulting in a portion of signal incident on one pixel of a hybridized detector array being measured in adjacent pixels. Data collected by light sensitive HgCdTe arrays…

Instrumentation and Methods for Astrophysics · Physics 2017-04-05 Kevan Donlon , Zoran Ninkov , Stefi Baum , Linpeng Cheng