English
Related papers

Related papers: Low-light Enhancement Method Based on Attention Ma…

200 papers

Transformer-based low-light enhancement methods have yielded promising performance by effectively capturing long-range dependencies in a global context. However, their elevated computational demand limits the scalability of multiple…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Xuanqi Zhang , Haijin Zeng , Jinwang Pan , Qiangqiang Shen , Yongyong Chen

Unlike single image task, stereo image enhancement can use another view information, and its key stage is how to perform cross-view feature interaction to extract useful information from another view. However, complex noise in low-light…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Minghua Zhao , Xiangdong Qin , Shuangli Du , Xuefei Bai , Jiahao Lyu , Yiguang Liu

Convolutional neural network (CNN) based image enhancement methods such as super-resolution and detail enhancement have achieved remarkable performances. However, amounts of operations including convolution and parameters within the…

Image and Video Processing · Electrical Eng. & Systems 2022-05-03 Sangwook Baek , Yongsup Park , Youngo Park , Jungmin Lee , Kwangpyo Choi

Deep learning-based image enhancement methods show significant advantages in reducing noise and improving visibility in low-light conditions. These methods are typically based on one-to-one mapping, where the model learns a direct…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Miao Zhang , Jun Yin , Pengyu Zeng , Yiqing Shen , Shuai Lu , Xueqian Wang

Image degradation caused by complex lighting conditions such as low-light and backlit scenarios is commonly encountered in real-world environments, significantly affecting image quality and downstream vision tasks. Most existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Ziang Wang , Xiaoqin Wang , Dingyi Wang , Qiang Li , Shushan Qiao

Low-light image enhancement (LLIE) aims to improve illumination while preserving high-quality color and texture. However, existing methods often fail to extract reliable feature representations due to severely degraded pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Xu Wu , Zhihui Lai , Xianxu Hou , Jie Zhou , Ya-nan Zhang , Linlin Shen

Recent advances in camera designs and imaging pipelines allow us to capture high-quality images using smartphones. However, due to the small size and lens limitations of the smartphone cameras, we commonly find artifacts or degradation in…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Marcos V. Conde , Florin Vasluianu , Javier Vazquez-Corral , Radu Timofte

Enhancing a low-light noisy RAW image into a well-exposed and clean sRGB image is a significant challenge for modern digital cameras. Prior approaches have difficulties in recovering fine-grained details and true colors of the scene under…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Qiang Wen , Zhefan Rao , Yazhou Xing , Qifeng Chen

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…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Yi Huang , Xiaoguang Tu , Gui Fu , Tingting Liu , Bokai Liu , Ming Yang , Ziliang Feng

In this paper, we propose a diffusion-based unsupervised framework that incorporates physically explainable Retinex theory with diffusion models for low-light image enhancement, named LightenDiffusion. Specifically, we present a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Hai Jiang , Ao Luo , Xiaohong Liu , Songchen Han , Shuaicheng Liu

Current methods for restoring underexposed images typically rely on supervised learning with paired underexposed and well-illuminated images. However, collecting such datasets is often impractical in real-world scenarios. Moreover, these…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Hailong Yan , Junjian Huang , Tingwen Huang

Image restoration is a low-level visual task, and most CNN methods are designed as black boxes, lacking transparency and intrinsic aesthetics. Many unsupervised approaches ignore the degradation of visible information in low-light scenes,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Qihan Zhao , Xiaofeng Zhang , Hao Tang , Chaochen Gu , Shanying Zhu

In practical applications, low-light images are often compressed for efficient storage and transmission. Most existing methods disregard compression artifacts removal or hardly establish a unified framework for joint task enhancement of…

Image and Video Processing · Electrical Eng. & Systems 2026-05-12 Hantang Li , Qiang Zhu , Xiandong Meng , Lei Xiong , Shuyuan Zhu , Xiaopeng Fan

Object recognition is a critical part of any surveillance system. It is the matter of utmost concern to identify intruders and foreign objects in the area where surveillance is done. The performance of surveillance system using the…

Computer Vision and Pattern Recognition · Computer Science 2020-06-11 Aashish Bhandari , Aayush Kafle , Pranjal Dhakal , Prateek Raj Joshi , Dinesh Baniya Kshatri

Light Field (LF) offers unique advantages such as post-capture refocusing and depth estimation, but low-light conditions limit these capabilities. To restore low-light LFs we should harness the geometric cues present in different LF views,…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Mohit Lamba , Kranthi Kumar , Kaushik Mitra

Enhancing images in low-light scenes is a challenging but widely concerned task in the computer vision. The mainstream learning-based methods mainly acquire the enhanced model by learning the data distribution from the specific scenes,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-05 Long Ma , Dian Jin , Nan An , Jinyuan Liu , Xin Fan , Risheng Liu

Enhancing low-light images while maintaining natural colors is a challenging problem due to camera processing variations and limited access to photos with ground-truth lighting conditions. The latter is a crucial factor for supervised…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Wojciech Kozłowski , Michał Szachniewicz , Michał Stypułkowski , Maciej Zięba

Obtaining pairs of low/normal-light videos, with motions, is more challenging than still images, which raises technical issues and poses the technical route of unpaired learning as a critical role. This paper makes endeavors in the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Lingyu Zhu , Wenhan Yang , Baoliang Chen , Hanwei Zhu , Zhangkai Ni , Qi Mao , Shiqi Wang

Images captured in low-light environment often suffer from complex degradation. Simply adjusting light would inevitably result in burst of hidden noise and color distortion. To seek results with satisfied lighting, cleanliness, and realism…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Qiming Hu , Xiaojie Guo

In this paper, we propose an end to end solution for image matting i.e high-precision extraction of foreground objects from natural images. Image matting and background detection can be achieved easily through chroma keying in a studio…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Rishab Sharma , Rahul Deora , Anirudha Vishvakarma