English
Related papers

Related papers: PSENet: Progressive Self-Enhancement Network for U…

200 papers

Scene understanding is a prerequisite to many high level tasks for any automated intelligent machine operating in real world environments. Recent attempts with supervised learning have shown promise in this direction but also highlighted…

Computer Vision and Pattern Recognition · Computer Science 2015-11-30 Ankur Handa , Viorica Patraucean , Vijay Badrinarayanan , Simon Stent , Roberto Cipolla

Exposure correction aims to enhance visual data suffering from improper exposures, which can greatly improve satisfactory visual effects. However, previous methods mainly focus on the image modality, and the video counterpart is less…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Jin Liu , Bo Wang , Chuanming Wang , Huiyuan Fu , Huadong Ma

This paper tackles the unsupervised depth estimation task in indoor environments. The task is extremely challenging because of the vast areas of non-texture regions in these scenes. These areas could overwhelm the optimization process in…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Zehao Yu , Lei Jin , Shenghua Gao

Images captured under low-light conditions often suffer from (partially) poor visibility. Besides unsatisfactory lightings, multiple types of degradations, such as noise and color distortion due to the limited quality of cameras, hide in…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Yonghua Zhang , Jiawan Zhang , Xiaojie Guo

Supervised training has led to state-of-the-art results in image and video denoising. However, its application to real data is limited since it requires large datasets of noisy-clean pairs that are difficult to obtain. For this reason,…

Image and Video Processing · Electrical Eng. & Systems 2022-04-26 Valéry Dewil , Aranud Barral , Gabriele Facciolo , Pablo Arias

Most of the achievements in artificial intelligence so far were accomplished by supervised learning which requires numerous annotated training data and thus costs innumerable manpower for labeling. Unsupervised learning is one of the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-14 Mingxiang Chen , Zhanguo Chang , Haonan Lu , Bitao Yang , Zhuang Li , Liufang Guo , Zhecheng Wang

Enhancing the quality of low-light images plays a very important role in many image processing and multimedia applications. In recent years, a variety of deep learning techniques have been developed to address this challenging task. A…

Image and Video Processing · Electrical Eng. & Systems 2021-12-13 Long Ma , Risheng Liu , Jiaao Zhang , Xin Fan , Zhongxuan Luo

Inverse rendering is the problem of decomposing an image into its intrinsic components, i.e. albedo, normal and lighting. To solve this ill-posed problem from single image, state-of-the-art methods in shape from shading mostly resort to…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Mona Zehni , Shaona Ghosh , Krishna Sridhar , Sethu Raman

Existing image contrast enhancement methods are typically designed for specific tasks such as under-/over-exposure correction, low-light and backlit image enhancement, etc. The learned models, however, exhibit poor generalization…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Ruodai Cui , Lei Zhang

Custom and natural lighting conditions can be emulated in images of the scene during post-editing. Extraordinary capabilities of the deep learning framework can be utilized for such purpose. Deep image relighting allows automatic photo…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Sourya Dipta Das , Nisarg A. Shah , Saikat Dutta , Himanshu Kumar

In this paper, we rethink the low-light image enhancement task and propose a physically explainable and generative diffusion model for low-light image enhancement, termed as Diff-Retinex. We aim to integrate the advantages of the physical…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Xunpeng Yi , Han Xu , Hao Zhang , Linfeng Tang , Jiayi Ma

We propose DeRenderNet, a deep neural network to decompose the albedo and latent lighting, and render shape-(in)dependent shadings, given a single image of an outdoor urban scene, trained in a self-supervised manner. To achieve this goal,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Yongjie Zhu , Jiajun Tang , Si Li , Boxin Shi

Low-light image enhancement aims to improve an image's visibility while keeping its visual naturalness. Different from existing methods tending to accomplish the relighting task directly by ignoring the fidelity and naturalness recovery, we…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Kui Jiang , Zhongyuan Wang , Zheng Wang , Chen Chen , Peng Yi , Tao Lu , Chia-Wen Lin

The goal of this work is to improve images of traffic scenes that are degraded by natural causes such as fog, rain and limited visibility during the night. For these applications, it is next to impossible to get pixel perfect pairs of the…

Computer Vision and Pattern Recognition · Computer Science 2018-12-10 Elias Vansteenkiste , Patrick Kern

Adverse conditions like snow, rain, nighttime, and fog, pose challenges for autonomous driving perception systems. Existing methods have limited effectiveness in improving essential computer vision tasks, such as semantic segmentation, and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Chenghao Qian , Mahdi Rezaei , Saeed Anwar , Wenjing Li , Tanveer Hussain , Mohsen Azarmi , Wei Wang

The keep-growing content of Web images may be the next important data source to scale up deep neural networks, which recently obtained a great success in the ImageNet classification challenge and related tasks. This prospect, however, has…

Computer Vision and Pattern Recognition · Computer Science 2016-07-19 Phong D. Vo , Alexandru Ginsca , Hervé Le Borgne , Adrian Popescu

Most existing super-resolution methods and datasets have been developed to improve the image quality in well-lighted conditions. However, these methods do not work well in real-world low-light conditions as the images captured in such…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Yang Liu , Yaofang Liu , Jinshan Pan , Yuxiang Hui , Fan Jia , Raymond H. Chan , Tieyong Zeng

The photographs captured by digital cameras usually suffer from over or under exposure problems. For image exposure enhancement, the tasks of Single-Exposure Correction (SEC) and Multi-Exposure Fusion (MEF) are widely studied in the image…

Image and Video Processing · Electrical Eng. & Systems 2023-09-08 Jin Liang , Yuchen Yang , Anran Zhang , Jun Xu , Hui Li , Xiantong Zhen

RAW images have shown superior performance than sRGB images in many image processing tasks, especially for low-light image enhancement. However, most existing methods for RAW-based low-light enhancement usually sequentially process…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Jianan Wang , Yang Hong , Hesong Li , Tao Wang , Songrong Liu , Ying Fu

Light adaptation or brightness correction is a key step in improving the contrast and visual appeal of an image. There are multiple light-related tasks (for example, low-light enhancement and exposure correction) and previous studies have…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Kai-Fu Yang , Cheng Cheng , Shi-Xuan Zhao , Xian-Shi Zhang , Yong-Jie Li