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Related papers: Internally Referenced Low-Light Enhancement

200 papers

Low-light image super-resolution (LLSR) is a challenging task due to the coupled degradation of low resolution and poor illumination. To address this, we propose the Guided Texture and Feature Modulation Network (GTFMN), a novel framework…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Yongsong Huang , Tzu-Hsuan Peng , Tomo Miyazaki , Xiaofeng Liu , Chun-Ting Chou , Ai-Chun Pang , Shinichiro Omachi

Addressing the challenge of removing atmospheric fog or haze from digital images, known as image dehazing, has recently gained significant traction in the computer vision community. Although contemporary dehazing models have demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Anas M. Ali , Anis Koubaa , Bilel Benjdira

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

It is extremely challenging to acquire perceptually plausible images under low-light conditions due to low SNR. Most recently, U-Nets have shown promising results for low-light imaging. However, vanilla U-Nets generate images with artifacts…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Zibo Meng , Runsheng Xu , Chiu Man Ho

Latent diffusion models (LDMs) achieve state-of-the-art image synthesis, yet their reconstruction-style denoising objective provides only indirect semantic supervision: high-level semantics emerge slowly, requiring longer training and…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Giorgos Petsangourakis , Christos Sgouropoulos , Bill Psomas , Theodoros Giannakopoulos , Giorgos Sfikas , Ioannis Kakogeorgiou

Recent advances have shown that large-scale video diffusion models can be repurposed as neural renderers by first decomposing videos into intrinsic scene representations and then performing forward rendering under novel illumination. While…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Weiqing Xiao , Hong Li , Xiuyu Yang , Houyuan Chen , Wenyi Li , Tianqi Liu , Shaocong Xu , Chongjie Ye , Hao Zhao , Beibei Wang

Despite extensive research conducted in the field of image denoising, many algorithms still heavily depend on supervised learning and their effectiveness primarily relies on the quality and diversity of training data. It is widely assumed…

Image and Video Processing · Electrical Eng. & Systems 2023-09-22 Alexandra Malyugina , Nantheera Anantrasirichai , David Bull

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

Low-light image enhancement (LLIE) is essential for numerous computer vision tasks, including object detection, tracking, segmentation, and scene understanding. Despite substantial research on improving low-quality images captured in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Md Tanvir Islam , Inzamamul Alam , Simon S. Woo , Saeed Anwar , IK Hyun Lee , Khan Muhammad

Implicit neural representation has opened up new possibilities for inverse rendering. However, existing implicit neural inverse rendering methods struggle to handle strongly illuminated scenes with significant shadows and indirect…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Ziyi Yang , Yanzhen Chen , Xinyu Gao , Yazhen Yuan , Yu Wu , Xiaowei Zhou , Xiaogang Jin

Deep learning has achieved notable performance in the denoising task of low-quality medical images and the detection task of lesions, respectively. However, existing low-quality medical image denoising approaches are disconnected from the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Kecheng Chen , Kun Long , Yazhou Ren , Jiayu Sun , Xiaorong Pu

Medical image denoising (MID) lacks absolutely clean images for supervision, leading to a noisy reference problem that fundamentally limits denoising performance. Existing simulated-supervised discriminative learning (SimSDL) and…

Image and Video Processing · Electrical Eng. & Systems 2026-04-20 Yuxin Liu , Yiqing Dong , Wenxue Yu , Zhan Wu , Rongjun Ge , Yang Chen , Yuting He

We propose RelitLRM, a Large Reconstruction Model (LRM) for generating high-quality Gaussian splatting representations of 3D objects under novel illuminations from sparse (4-8) posed images captured under unknown static lighting. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Tianyuan Zhang , Zhengfei Kuang , Haian Jin , Zexiang Xu , Sai Bi , Hao Tan , He Zhang , Yiwei Hu , Milos Hasan , William T. Freeman , Kai Zhang , Fujun Luan

In the Fourier frequency domain, luminance information is primarily encoded in the amplitude component, while spatial structure information is significantly contained within the phase component. Existing low-light image enhancement…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Tongshun Zhang , Pingping Liu , Ming Zhao , Haotian Lv

Current methods for extracting intrinsic image components, such as reflectance and shading, primarily rely on statistical priors. These methods focus mainly on simple synthetic scenes and isolated objects and struggle to perform well on…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Yixiong Yang , Shilin Hu , Haoyu Wu , Ramon Baldrich , Dimitris Samaras , Maria Vanrell

Low-light image enhancement remains a challenging task, particularly in the absence of paired training data. In this study, we present LucentVisionNet, a novel zero-shot learning framework that addresses the limitations of traditional and…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Muhammad Azeem Aslam , Hassan Khalid , Nisar Ahmed

Recently, denoising methods based on supervised learning have exhibited promising performance. However, their reliance on external datasets containing noisy-clean image pairs restricts their applicability. To address this limitation,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Jaekyun Ko , Sanghwan Lee

In the practical applications of computed tomography imaging, the projection data may be acquired within a limited-angle range and corrupted by noises due to the limitation of scanning conditions. The noisy incomplete projection data…

Image and Video Processing · Electrical Eng. & Systems 2022-08-02 Qifeng Gao , Rui Ding , Linyuan Wang , Bin Xue , Yuping Duan

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

Novel view synthesis (NVS) in low-light scenes remains a significant challenge due to degraded inputs characterized by severe noise, low dynamic range (LDR) and unreliable initialization. While recent NeRF-based approaches have shown…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Hao Sun , Fenggen Yu , Huiyao Xu , Tao Zhang , Changqing Zou