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Image Dehazing (ID) aims to produce a clear image from an observation contaminated by haze. Current ID methods typically rely on carefully crafted priors or extensive haze-free ground truth, both of which are expensive or impractical to…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Zhang Wen , Jiangwei Xie , Dongdong Chen

Image dehazing is crucial for clarifying images obscured by haze or fog, but current learning-based approaches is dependent on large volumes of training data and hence consumed significant computational power. Additionally, their…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Gao Yu Lee , Tanmoy Dam , Md Meftahul Ferdaus , Daniel Puiu Poenar , Vu Duong

Underwater images suffer from color distortion and low contrast, because light is attenuated while it propagates through water. Attenuation under water varies with wavelength, unlike terrestrial images where attenuation is assumed to be…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Dana Berman , Deborah Levy , Shai Avidan , Tali Treibitz

Image defogging is a technique used extensively for enhancing visual quality of images in bad weather condition. Even though defogging algorithms have been well studied, defogging performance is degraded by demosaicking artifacts and sensor…

Computer Vision and Pattern Recognition · Computer Science 2017-05-24 Y. J. Lee , K. Hirakawa , T. Q. Nguyen

Image dehazing is fundamental yet not well-solved in computer vision. Most cutting-edge models are trained in synthetic data, leading to the poor performance on real-world hazy scenarios. Besides, they commonly give deterministic dehazed…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Ming Tong , Yongzhen Wang , Peng Cui , Xuefeng Yan , Mingqiang Wei

Relighting of human images enables post-photography editing of lighting effects in portraits. The current mainstream approach uses neural networks to approximate lighting effects without explicitly accounting for the principle of physical…

Graphics · Computer Science 2024-11-04 Daichi Tajima , Yoshihiro Kanamori , Yuki Endo

Hand-held light field (LF) cameras have unique advantages in computer vision such as 3D scene reconstruction and depth estimation. However, the related applications are limited by the ultra-small baseline, e.g., leading to the extremely low…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Xiao Huo , Dongyang Jin , Saiping Zhang , Fuzheng Yang

We present a method to restore a clear image from a haze-affected image using a Wasserstein generative adversarial network. As the problem is ill-conditioned, previous methods have required a prior on natural images or multiple images of…

Computer Vision and Pattern Recognition · Computer Science 2020-01-23 Joshua Peter Ebenezer , Bijaylaxmi Das , Sudipta Mukhopadhyay

Image dehazing techniques aim to enhance contrast and restore details, which are essential for preserving visual information and improving image processing accuracy. Existing methods rely on a single manual prior, which cannot effectively…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Minglong Xue , Shuaibin Fan , Shivakumara Palaiahnakote , Mingliang Zhou

Video dehazing aims to recover haze-free frames with high visibility and contrast. This paper presents a novel framework to effectively explore the physical haze priors and aggregate temporal information. Specifically, we design a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-20 Jiaqi Xu , Xiaowei Hu , Lei Zhu , Qi Dou , Jifeng Dai , Yu Qiao , Pheng-Ann Heng

Existing research based on deep learning has extensively explored the problem of daytime image dehazing. However, few studies have considered the characteristics of nighttime hazy scenes. There are two distinctions between nighttime and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Xiaofeng Cong , Jie Gui , Jing Zhang , Junming Hou , Hao Shen

Existing approaches towards single image dehazing including both model-based and learning-based heavily rely on the estimation of so-called transmission maps. Despite its conceptual simplicity, using transmission maps as an intermediate…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Yixin Du , Xin Li

The details of an image with noise may be restored by removing noise through a suitable image de-noising method. In this research, a new method of image de-noising based on using median filter (MF) in the wavelet domain is proposed and…

Multimedia · Computer Science 2017-03-21 Afrah Ramadhan , Firas Mahmood , Atilla Elci

Scene recovery is a fundamental imaging task for several practical applications, e.g., video surveillance and autonomous vehicles, etc. To improve visual quality under different weather/imaging conditions, we propose a real-time light…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Jun Liu , Ryan Wen Liu , Jianing Sun , Tieyong Zeng

We present a comprehensive study and evaluation of existing single image dehazing algorithms, using a new large-scale benchmark consisting of both synthetic and real-world hazy images, called REalistic Single Image DEhazing (RESIDE). RESIDE…

Computer Vision and Pattern Recognition · Computer Science 2019-04-23 Boyi Li , Wenqi Ren , Dengpan Fu , Dacheng Tao , Dan Feng , Wenjun Zeng , Zhangyang Wang

Adverse weather conditions, particularly fog, pose a significant challenge to autonomous vehicles, surveillance systems, and other safety-critical applications by severely degrading visual information. We introduce ADAM-Dehaze, an adaptive,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Fatmah AlHindaassi , Mohammed Talha Alam , Fakhri Karray

A small ISO and a small exposure time are usually used to capture an image in the back or low light conditions which results in an image with negligible motion blur and small noise but look dark. In this paper, a single image brightening…

Computer Vision and Pattern Recognition · Computer Science 2020-07-27 Chaobing Zheng , Zhengguo Li , Yi Yang , Shiqian Wu

Image dehazing using learning-based methods has achieved state-of-the-art performance in recent years. However, most existing methods train a dehazing model on synthetic hazy images, which are less able to generalize well to real hazy…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Yuanjie Shao , Lerenhan Li , Wenqi Ren , Changxin Gao , Nong Sang

In this paper, we propose an efficient algorithm to directly restore a clear image from a hazy input. The proposed algorithm hinges on an end-to-end trainable neural network that consists of an encoder and a decoder. The encoder is…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Wenqi Ren , Lin Ma , Jiawei Zhang , Jinshan Pan , Xiaochun Cao , Wei Liu , Ming-Hsuan Yang

This paper proposes a novel multi-exposure image fusion (MEF) scheme for single-shot high dynamic range imaging with spatially varying exposures (SVE). Single-shot imaging with SVE enables us not only to produce images without color…

Image and Video Processing · Electrical Eng. & Systems 2020-01-08 Chihiro Go , Yuma Kinoshita , Sayaka Shiota , Hitoshi Kiya