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Person Re-identification (re-ID) in computer vision aims to recognize and track individuals across different cameras. While previous research has mainly focused on challenges like pose variations and lighting changes, the impact of extreme…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Yunpeng Gong , Yongjie Hou , Chuangliang Zhang , Min Jiang

Images acquired in low-light environments present significant obstacles for computer vision systems and human perception, especially for applications requiring accurate object recognition and scene analysis. Such images typically manifest…

图像与视频处理 · 电气工程与系统科学 2025-10-28 Bibhabasu Debnath , Sahana Ray , Sanjay Ghosh

Images taken under low-light conditions tend to suffer from poor visibility, which can decrease image quality and even reduce the performance of the downstream tasks. It is hard for a CNN-based method to learn generalized features that can…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Yi Huang , Xiaoguang Tu , Gui Fu , Tingting Liu , Bokai Liu , Ming Yang , Ziliang Feng

Depth information plays a crucial role in autonomous systems for environmental perception and robot state estimation. With the rapid development of deep neural network technology, depth estimation has been extensively studied and shown…

机器人学 · 计算机科学 2024-11-11 Quang Truong Nguyen , Thanh Nguyen Canh , Xiem HoangVan

Deep neural networks (DNNs) have have shown state-of-the-art performance for computer vision applications like image classification, segmentation and object detection. Whereas recent advances have shown their vulnerability to manual digital…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Chengyin Hu , Weiwen Shi

Low-light image enhancement is a promising solution to tackle the problem of insufficient sensitivity of human vision system (HVS) to perceive information in low light environments. Previous Retinex-based works always accomplish enhancement…

图像与视频处理 · 电气工程与系统科学 2020-05-18 Xiaoxiao Li , Xiaopeng Guo , Liye Mei , Mingyu Shang , Jie Gao , Maojing Shu , Xiang Wang

Self-supervised learning methods overcome the key bottleneck for building more capable AI: limited availability of labeled data. However, one of the drawbacks of self-supervised architectures is that the representations that they learn are…

机器学习 · 计算机科学 2022-07-08 Avi Ziskind , Sujeong Kim , Giedrius T. Burachas

Supervised and unsupervised homography estimation methods depend on image pairs tailored to specific modalities to achieve high accuracy. However, their performance deteriorates substantially when applied to unseen modalities. To address…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Jinkun You , Jiaxin Cheng , Jie Zhang , Yicong Zhou

Computational color constancy has the important task of reducing the influence of the scene illumination on the object colors. As such, it is an essential part of the image processing pipelines of most digital cameras. One of the important…

计算机视觉与模式识别 · 计算机科学 2020-12-29 Egor Ershov , Alex Savchik , Illya Semenkov , Nikola Banić , Alexander Belokopytov , Daria Senshina , Karlo Koscević , Marko Subašić , Sven Lončarić

In this paper we present a method for the estimation of the color of the illuminant in RAW images. The method includes a Convolutional Neural Network that has been specially designed to produce multiple local estimates. A multiple…

计算机视觉与模式识别 · 计算机科学 2015-12-14 Simone Bianco , Claudio Cusano , Raimondo Schettini

Grayscale images are fundamental to many image processing applications like data compression, feature extraction, printing and tone mapping. However, some image information is lost when converting from color to grayscale. In this paper, we…

图像与视频处理 · 电气工程与系统科学 2021-09-01 Prasoon Ambalathankandy , Yafei Ou , Masayuki Ikebe

Depth estimation in complex real-world scenarios is a challenging task, especially when relying solely on a single modality such as visible light or thermal infrared (THR) imagery. This paper proposes a novel multimodal depth estimation…

图像与视频处理 · 电气工程与系统科学 2025-04-30 Zelin Meng , Takanori Fukao

We present "Cross-Camera Convolutional Color Constancy" (C5), a learning-based method, trained on images from multiple cameras, that accurately estimates a scene's illuminant color from raw images captured by a new camera previously unseen…

计算机视觉与模式识别 · 计算机科学 2022-02-14 Mahmoud Afifi , Jonathan T. Barron , Chloe LeGendre , Yun-Ta Tsai , Francois Bleibel

Robustness against real-world distribution shifts is crucial for the successful deployment of object detection models in practical applications. In this paper, we address the problem of assessing and enhancing the robustness of object…

计算机视觉与模式识别 · 计算机科学 2023-04-24 Nilantha Premakumara , Brian Jalaian , Niranjan Suri , Hooman Samani

The Vision Transformer (ViT) architecture has established its place in computer vision literature, however, training ViTs for RGB-D object recognition remains an understudied topic, viewed in recent literature only through the lens of…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Georgios Tziafas , Hamidreza Kasaei

The research in dense online 3D mapping is mostly focused on the geometrical accuracy and spatial extent of the reconstructions. Their color appearance is often neglected, leading to inconsistent colors and noticeable artifacts. We rectify…

计算机视觉与模式识别 · 计算机科学 2018-04-23 Sergey V. Alexandrov , Johann Prankl , Michael Zillich , Markus Vincze

The subspace-based techniques are widely utilized in various scientific fields, and they need accurate estimation of the signal subspace dimension. The classic RMT estimator for model order estimation based on random matrix theory assumes…

信息论 · 计算机科学 2025-05-06 Huiyue Yi , Wuxiong Zhang , Hui Xu

Fairness has been a critical issue that affects the adoption of deep learning models in real practice. To improve model fairness, many existing methods have been proposed and evaluated to be effective in their own contexts. However, there…

机器学习 · 计算机科学 2024-03-26 Junjie Yang , Jiajun Jiang , Zeyu Sun , Junjie Chen

Object detection is an essential task for autonomous robots operating in dynamic and changing environments. A robot should be able to detect objects in the presence of sensor noise that can be induced by changing lighting conditions for…

机器人学 · 计算机科学 2019-11-20 Oier Mees , Andreas Eitel , Wolfram Burgard

We describe a novel integrated algorithm for real-time enhancement of video acquired under challenging lighting conditions. Such conditions include low lighting, haze, and high dynamic range situations. The algorithm automatically detects…

图形学 · 计算机科学 2011-02-17 Xuan Dong , Jiangtao , Wen , Weixin Li , Yi , Pang , Guan Wang , Yao Lu , Wei Meng