English
Related papers

Related papers: MatteViT: High-Frequency-Aware Document Shadow Rem…

200 papers

In recent years, various shadow detection methods from a single image have been proposed and used in vision systems; however, most of them are not appropriate for the robotic applications due to the expensive time complexity. This paper…

Computer Vision and Pattern Recognition · Computer Science 2018-03-20 Sepideh Hosseinzadeh , Moein Shakeri , Hong Zhang

Vision Transformers (ViTs) have demonstrated outstanding performance in computer vision tasks, yet their high computational complexity prevents their deployment in computing resource-constrained environments. Various token pruning…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Xuwei Xu , Changlin Li , Yudong Chen , Xiaojun Chang , Jiajun Liu , Sen Wang

Given a video and a set of input object masks, an omnimatte method aims to decompose the video into semantically meaningful layers containing individual objects along with their associated effects, such as shadows and reflections. Existing…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Yao-Chih Lee , Erika Lu , Sarah Rumbley , Michal Geyer , Jia-Bin Huang , Tali Dekel , Forrester Cole

Unsupervised image hashing, which maps images into binary codes without supervision, is a compressor with a high compression rate. Hence, how to preserving meaningful information of the original data is a critical problem. Inspired by the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-17 Qinkang Gong , Liangdao Wang , Hanjiang Lai , Yan Pan , Jian Yin

The rapid advancement of generative models has led to a growing prevalence of highly realistic AI-generated images, posing significant challenges for digital forensics and content authentication. Conventional detection methods mainly rely…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Dabbrata Das , Mahshar Yahan , Md Tareq Zaman , Md Rishadul Bayesh

Images captured in challenging environments--such as nighttime, smoke, rainy weather, and underwater--often suffer from significant degradation, resulting in a substantial loss of visual quality. The effective restoration of these degraded…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Wenfeng Huang , Guoan Xu , Wenjing Jia , Stuart Perry , Guangwei Gao

High-resolution dense prediction enables many appealing real-world applications, such as computational photography, autonomous driving, etc. However, the vast computational cost makes deploying state-of-the-art high-resolution dense…

Computer Vision and Pattern Recognition · Computer Science 2024-02-07 Han Cai , Junyan Li , Muyan Hu , Chuang Gan , Song Han

Deep learning-based methods have made impressive progress in enhancing extremely low-light images - the image quality of the reconstructed images has generally improved. However, we found out that most of these methods could not…

Image and Video Processing · Electrical Eng. & Systems 2022-04-05 Pohao Hsu , Che-Tsung Lin , Chun Chet Ng , Jie-Long Kew , Mei Yih Tan , Shang-Hong Lai , Chee Seng Chan , Christopher Zach

High dynamic range (HDR) deghosting algorithms aim to generate ghost-free HDR images with realistic details. Restricted by the locality of the receptive field, existing CNN-based methods are typically prone to producing ghosting artifacts…

Computer Vision and Pattern Recognition · Computer Science 2022-08-11 Zhen Liu , Yinglong Wang , Bing Zeng , Shuaicheng Liu

Video motion transfer aims to synthesize videos by generating visual content according to a text prompt while transferring the motion pattern observed in a reference video. Recent methods predominantly use the Diffusion Transformer (DiT)…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Yue Ma , Zhikai Wang , Tianhao Ren , Mingzhe Zheng , Hongyu Liu , Jiayi Guo , Kunyu Feng , Yuxuan Xue , Zixiang Zhao , Konrad Schindler , Qifeng Chen , Linfeng Zhang

We propose a new and completely data-driven approach for generating a photo-consistent image transform. We show that simple classical algorithms which operate in the transform domain become extremely resilient to illumination changes. This…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Damian Kaliroff , Guy Gilboa

Imaging and perception in photon-limited scenarios is necessary for various applications, e.g., night surveillance or photography, high-speed photography, and autonomous driving. In these cases, cameras suffer from low signal-to-noise…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Bo Zhang , Yuchen Guo , Runzhao Yang , Zhihong Zhang , Jiayi Xie , Jinli Suo , Qionghai Dai

This paper investigates two techniques for developing efficient self-supervised vision transformers (EsViT) for visual representation learning. First, we show through a comprehensive empirical study that multi-stage architectures with…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Chunyuan Li , Jianwei Yang , Pengchuan Zhang , Mei Gao , Bin Xiao , Xiyang Dai , Lu Yuan , Jianfeng Gao

In recent years, the rapid advancement of deepfake technology has revolutionized content creation, lowering forgery costs while elevating quality. However, this progress brings forth pressing concerns such as infringements on individual…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Zhikan Wang , Zhongyao Cheng , Jiajie Xiong , Xun Xu , Tianrui Li , Bharadwaj Veeravalli , Xulei Yang

Removing degradation from document images not only improves their visual quality and readability, but also enhances the performance of numerous automated document analysis and recognition tasks. However, existing regression-based methods…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Zongyuan Yang , Baolin Liu , Yongping Xiong , Lan Yi , Guibin Wu , Xiaojun Tang , Ziqi Liu , Junjie Zhou , Xing Zhang

Estimating scene lighting from a single image or video remains a longstanding challenge in computer vision and graphics. Learning-based approaches are constrained by the scarcity of ground-truth HDR environment maps, which are expensive to…

Graphics · Computer Science 2025-09-05 Ruofan Liang , Kai He , Zan Gojcic , Igor Gilitschenski , Sanja Fidler , Nandita Vijaykumar , Zian Wang

Digitized documents such as scientific articles, tax forms, invoices, contract papers, historic texts are widely used nowadays. These document images could be degraded or damaged due to various reasons including poor lighting conditions,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Zahra Anvari , Vassilis Athitsos

Transformer-based architectures have revolutionized the landscape of deep learning. In computer vision domain, Vision Transformer demonstrates remarkable performance on par with or even surpassing that of convolutional neural networks.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Hui Zhang , Qinglin Zhao , Mengchu Zhou , Li Feng

Low-Light Video Enhancement (LLVE) seeks to restore dynamic or static scenes plagued by severe invisibility and noise. In this paper, we present an innovative video decomposition strategy that incorporates view-independent and…

Computer Vision and Pattern Recognition · Computer Science 2025-07-09 Xiaogang Xu , Kun Zhou , Tao Hu , Jiafei Wu , Ruixing Wang , Hao Peng , Bei Yu

Attention is sparse in vision transformers. We observe the final prediction in vision transformers is only based on a subset of most informative tokens, which is sufficient for accurate image recognition. Based on this observation, we…

Computer Vision and Pattern Recognition · Computer Science 2021-10-27 Yongming Rao , Wenliang Zhao , Benlin Liu , Jiwen Lu , Jie Zhou , Cho-Jui Hsieh