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Related papers: Local Low-light Image Enhancement via Region-Aware…

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Event camera has recently received much attention for low-light image enhancement (LIE) thanks to their distinct advantages, such as high dynamic range. However, current research is prohibitively restricted by the lack of large-scale,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Guoqiang Liang , Kanghao Chen , Hangyu Li , Yunfan Lu , Lin Wang

Occupancy prediction aims to estimate the 3D spatial distribution of occupied regions along with their corresponding semantic labels. Existing vision-based methods perform well on daytime benchmarks but struggle in nighttime scenarios due…

Computer Vision and Pattern Recognition · Computer Science 2025-10-23 Yuan Wu , Zhiqiang Yan , Yigong Zhang , Xiang Li , Jian Yang

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

Low-Light Image Enhancement (LLIE) has long been a challenging problem in low-level vision, as insufficient illumination often leads to low contrast, detail loss, and noise. Recent studies show that deep learning-based Retinex theory can…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Ziqi Wang , Xu Zhang , Laibin Chang , Shi Chen , Jiaqi Ma , Huan Zhang

Low-Light Image Enhancement (LLIE) aims to restore vivid content and details from corrupted low-light images. However, existing standard RGB (sRGB) color space-based LLIE methods often produce color bias and brightness artifacts due to the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Qingsen Yan , Kangbiao Shi , Yixu Feng , Tao Hu , Peng Wu , Guansong Pang , Yanning Zhang

Low-light images, i.e. the images captured in low-light conditions, suffer from very poor visibility caused by low contrast, color distortion and significant measurement noise. Low-light image enhancement is about improving the visibility…

Image and Video Processing · Electrical Eng. & Systems 2020-07-08 Jinxiu Liang , Yong Xu , Yuhui Quan , Jingwen Wang , Haibin Ling , Hui Ji

With the growing demand for real-time video enhancement in live applications, existing methods often struggle to balance speed and effective exposure control, particularly under uneven lighting. We introduce RRNet (Rendering Relighting…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Wenlong Yang , Canran Jin , Weihang Yuan , Chao Wang , Lifeng Sun

Developing effective approaches to generate enhanced results that align well with human visual preferences for high-quality well-lit images remains a challenge in low-light image enhancement (LLIE). In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Xiaorui Zhao , Xinyue Zhou , Peibei Cao , Junyu Lou , Shuhang Gu

Low-Light Image Enhancement (LLIE) is a key task in computational photography and imaging. The problem of enhancing images captured during night or in dark environments has been well-studied in the computer vision literature. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Juan C. Benito , Daniel Feijoo , Alvaro Garcia , Marcos V. Conde

Low-light image enhancement is a crucial preprocessing task for some complex vision tasks. Target detection, image segmentation, and image recognition outcomes are all directly impacted by the impact of image enhancement. However, the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Mengfei Wu , Xucheng Xue , Taiji Lan , Xinwei Xu

The goal of image harmonization is to adjust the foreground in a composite image to achieve visual consistency with the background. Recently, latent diffusion model (LDM) are applied for harmonization, achieving remarkable results. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Zhiqiu Zhang , Dongqi Fan , Mingjie Wang , Qiang Tang , Jian Yang , Zili Yi

Ambient Lighting Normalization (ALN) aims to restore images degraded by complex, spatially varying illumination conditions. Existing methods, such as IFBlend, leverage frequency-domain priors to model illumination variations, but still…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Jiatao Dai , Wei Dong , Han Zhou , Chengzhou Tang , Jun Chen

Low-Light Image Enhancement (LLIE) task aims at improving contrast while restoring details and textures for images captured in low-light conditions. HVI color space has made significant progress in this task by enabling precise decoupling…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Xin Xu , Hao Liu , Wei Liu , Wei Wang , Jiayi Wu , Kui Jiang

Hyperspectral image classification is gaining popularity for high-precision vision tasks in remote sensing, thanks to their ability to capture visual information available in a wide continuum of spectra. Researchers have been working on…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Fangqin Zhou , Mert Kilickaya , Joaquin Vanschoren

Under extreme low-light conditions, frame-based cameras suffer from severe detail loss due to limited dynamic range. Recent studies have introduced event cameras for event-guided low-light image enhancement. However, existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Zhanwen Liu , Huanna Song , Yang Wang , Nan Yang , Weiping Ding , Yisheng An

As vision based perception methods are usually built on the normal light assumption, there will be a serious safety issue when deploying them into low light environments. Recently, deep learning based methods have been proposed to enhance…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Junjie Hu , Xiyue Guo , Junfeng Chen , Guanqi Liang , Fuqin Deng , Tin lun Lam

This paper presents a novel network structure with illumination-aware gamma correction and complete image modelling to solve the low-light image enhancement problem. Low-light environments usually lead to less informative large-scale dark…

Computer Vision and Pattern Recognition · Computer Science 2023-08-17 Yinglong Wang , Zhen Liu , Jianzhuang Liu , Songcen Xu , Shuaicheng Liu

Image composition plays a common but important role in photo editing. To acquire photo-realistic composite images, one must adjust the appearance and visual style of the foreground to be compatible with the background. Existing deep…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Jun Ling , Han Xue , Li Song , Rong Xie , Xiao Gu

In this paper, we tackle the problem of enhancing real-world low-light images with significant noise in an unsupervised fashion. Conventional unsupervised learning-based approaches usually tackle the low-light image enhancement problem…

Image and Video Processing · Electrical Eng. & Systems 2022-03-29 Wei Xiong , Ding Liu , Xiaohui Shen , Chen Fang , Jiebo Luo

Absence of nearby light sources while capturing an image will degrade the visibility and quality of the captured image, making computer vision tasks difficult. In this paper, a color-wise attention network (CWAN) is proposed for low-light…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Yousef Atoum , Mao Ye , Liu Ren , Ying Tai , Xiaoming Liu