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Related papers: Adaptive Guided Upsampling for Low-light Image Enh…

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Recent unsupervised representation learning methods have shown to be effective in a range of vision tasks by learning representations invariant to data augmentations such as random cropping and color jittering. However, such invariance…

Machine Learning · Computer Science 2021-11-19 Hankook Lee , Kibok Lee , Kimin Lee , Honglak Lee , Jinwoo Shin

We propose a novel model named Multi-Channel Attention Selection Generative Adversarial Network (SelectionGAN) for guided image-to-image translation, where we translate an input image into another while respecting an external semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Hao Tang , Philip H. S. Torr , Nicu Sebe

Recently, significant progress has been achieved in deep image matting. Most of the classical image matting methods are time-consuming and require an ideal trimap which is difficult to attain in practice. A high efficient image matting…

Computer Vision and Pattern Recognition · Computer Science 2019-05-17 Yaoyi Li , Jianfu Zhang , Weijie Zhao , Hongtao Lu

Unpaired image-to-image translation refers to learning inter-image-domain mapping in an unsupervised manner. Existing methods often learn deterministic mappings without explicitly modelling the robustness to outliers or predictive…

Computer Vision and Pattern Recognition · Computer Science 2021-02-24 Uddeshya Upadhyay , Yanbei Chen , Zeynep Akata

Imaging through dense fog presents unique challenges, with essential visual information crucial for applications like object detection and recognition obscured, thereby hindering conventional image processing methods. Despite improvements…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Libang Chen , Jinyan Lin , Qihang Bian , Yikun Liu , Jianying Zhou

Augmentation by generative modelling yields a promising alternative to the accumulation of surgical data, where ethical, organisational and regulatory aspects must be considered. Yet, the joint synthesis of (image, mask) pairs for…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Yannik Frisch , Christina Bornberg , Moritz Fuchs , Anirban Mukhopadhyay

Self-supervised representation learning is heavily dependent on data augmentations to specify the invariances encoded in representations. Previous work has shown that applying diverse data augmentations is crucial to downstream performance,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Philip Andrew Mansfield , Arash Afkanpour , Warren Richard Morningstar , Karan Singhal

Previous image based relighting methods require capturing multiple images to acquire high frequency lighting effect under different lighting conditions, which needs nontrivial effort and may be unrealistic in certain practical use…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Di Qiu , Jin Zeng , Zhanghan Ke , Wenxiu Sun , Chengxi Yang

Most existing point cloud upsampling methods have roughly three steps: feature extraction, feature expansion and 3D coordinate prediction. However,they usually suffer from two critical issues: (1)fixed upsampling rate after one-time…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Yun He , Danhang Tang , Yinda Zhang , Xiangyang Xue , Yanwei Fu

Image enhancement is a method of improving the quality of an image and contrast is a major aspect. Traditional methods of contrast enhancement like histogram equalization results in over/under enhancement of the image especially a lower…

Computer Vision and Pattern Recognition · Computer Science 2018-09-13 Sandeep Joshi , Samrudh Kumar

Automatic image colourisation is the computer vision research path that studies how to colourise greyscale images (for restoration). Deep learning techniques improved image colourisation yielding astonishing results. These differ by various…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Rita Pucci , Niki Martinel

Image contrast enhancement for outdoor vision is important for smart car auxiliary transport systems. The video frames captured in poor weather conditions are often characterized by poor visibility. Most image dehazing algorithms consider…

Computer Vision and Pattern Recognition · Computer Science 2015-10-06 Huimin Lu , Yujie Li , Shota Nakashima , Seiichi Serikawa

Training-free guided sampling in diffusion models leverages off-the-shelf pre-trained networks, such as an aesthetic evaluation model, to guide the generation process. Current training-free guided sampling algorithms obtain the guidance…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Jiachun Pan , Hanshu Yan , Jun Hao Liew , Jiashi Feng , Vincent Y. F. Tan

Despite remarkable progress in image translation, the complex scene with multiple discrepant objects remains a challenging problem. The translated images have low fidelity and tiny objects in fewer details causing unsatisfactory performance…

Computer Vision and Pattern Recognition · Computer Science 2022-12-26 Liyun Zhang , Photchara Ratsamee , Bowen Wang , Zhaojie Luo , Yuki Uranishi , Manabu Higashida , Haruo Takemura

This paper tackles unpaired image enhancement, a task of learning a mapping function which transforms input images into enhanced images in the absence of input-output image pairs. Our method is based on generative adversarial networks…

Computer Vision and Pattern Recognition · Computer Science 2019-12-18 Satoshi Kosugi , Toshihiko Yamasaki

Image captured under low-light conditions presents unpleasing artifacts, which debilitate the performance of feature extraction for many upstream visual tasks. Low-light image enhancement aims at improving brightness and contrast, and…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Zhijian Luo , Jiahui Tang , Yueen Hou , Zihan Huang , Yanzeng Gao

Image restoration represents a fundamental challenge in low-level vision, focusing on reconstructing high-quality images from their degraded counterparts. With the rapid advancement of deep learning technologies, transformer-based methods…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Yuhan He , Yuchun He

In multimedia application scenarios, images captured under low-illumination conditions often lead to lower accuracy in visual perception tasks compared to those taken in well-lit environments. To tackle this challenge, we propose AMIEOD, an…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Xiaochen Huang , Honggang Chen , Weicheng Zhang , Xiaobo Dai , Yongyi Li , Linbo Qing , Xiaohai He

Visibility in hazy nighttime scenes is frequently reduced by multiple factors, including low light, intense glow, light scattering, and the presence of multicolored light sources. Existing nighttime dehazing methods often struggle with…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Yeying Jin , Beibei Lin , Wending Yan , Yuan Yuan , Wei Ye , Robby T. Tan

2D Gaussian Splatting (2DGS) is an emerging explicit scene representation method with significant potential for image compression due to high fidelity and high compression ratios. However, existing low-light enhancement algorithms operate…

Computer Vision and Pattern Recognition · Computer Science 2026-01-23 Yuhan Chen , Wenxuan Yu , Guofa Li , Yijun Xu , Ying Fang , Yicui Shi , Long Cao , Wenbo Chu , Keqiang Li