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Related papers: On the Duality Between Retinex and Image Dehazing

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The changing level of haze is one of the main factors which affects the success of the proposed dehazing methods. However, there is a lack of controlled multi-level hazy dataset in the literature. Therefore, in this study, a new multi-level…

Image and Video Processing · Electrical Eng. & Systems 2023-08-01 Bedrettin Cetinkaya , Yucel Cimtay , Fatma Nazli Gunay , Gokce Nur Yilmaz

For the task of low-light image enhancement, deep learning-based algorithms have demonstrated superiority and effectiveness compared to traditional methods. However, these methods, primarily based on Retinex theory, tend to overlook the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Shuang Wang , Qianwen Lu , Boxing Peng , Yihe Nie , Qingchuan Tao

We present the DeepHist - a novel Deep Learning framework for augmenting a network by histogram layers and demonstrate its strength by addressing image-to-image translation problems. Specifically, given an input image and a reference color…

Image and Video Processing · Electrical Eng. & Systems 2020-05-11 Mor Avi-Aharon , Assaf Arbelle , Tammy Riklin Raviv

The recent physical model-free dehazing methods have achieved state-of-the-art performances. However, without the guidance of physical models, the performances degrade rapidly when applied to real scenarios due to the unavailable or…

Image and Video Processing · Electrical Eng. & Systems 2021-03-16 Yudong Liang , Bin Wang , Jiaying Liu , Deyu Li , Yuhua Qian , Wenqi Ren

Real-world applications could benefit from the ability to automatically retarget an image to different aspect ratios and resolutions, while preserving its visually and semantically important content. However, not all images can be equally…

Computer Vision and Pattern Recognition · Computer Science 2019-08-08 Fan Tang , Weiming Dong , Yiping Meng , Chongyang Ma , Fuzhang Wu , Xinrui Li , Tong-Yee Lee

Images captured under low-light scenarios often suffer from low quality. Previous CNN-based deep learning methods often involve using Retinex theory. Nevertheless, most of them cannot perform well in more complicated datasets like LOL-v2…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Jingcheng Li , Ye Qiao , Haocheng Xu , Sitao Huang

Fluorescence microscopy is a major driver of scientific progress in the life sciences. Although high-end confocal microscopes are capable of filtering out-of-focus light, cheaper and more accessible microscopy modalities, such as widefield…

Image and Video Processing · Electrical Eng. & Systems 2026-04-08 Anirban Ray , Ashesh Ashesh , Florian Jug

Due to distribution shift, the performance of deep learning-based method for image dehazing is adversely affected when applied to real-world hazy images. In this paper, we find that such deviation in dehazing task between real and synthetic…

Image and Video Processing · Electrical Eng. & Systems 2025-09-09 Zhiqiang Yuan , Jinchao Zhang , Jie Zhou

Maritime images captured under low-light imaging condition easily suffer from low visibility and unexpected noise, leading to negative effects on maritime traffic supervision and management. To promote imaging performance, it is necessary…

Image and Video Processing · Electrical Eng. & Systems 2020-08-11 Yu Guo , Yuxu Lu , Ryan Wen Liu , Meifang Yang , Kwok Tai Chui

In this paper a hybrid image defogging approach based on region segmentation is proposed to address the dark channel priori algorithm's shortcomings in de-fogging the sky regions. The preliminary stage of the proposed approach focuses on…

Image and Video Processing · Electrical Eng. & Systems 2020-07-14 Weixiang Li , Wei Jie , Somaiyeh MahmoudZadeh

We introduce a simple and efficient method to enhance and clarify images. More specifically, we deal with low light image enhancement and clarification of hazy imagery (hazy/foggy images, images containing sand dust, and underwater images).…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Alexander Belyaev , Pierre-Alain Fayolle , Michael Cohen

Adverse weather conditions such as haze, rain, and snow often impair the quality of captured images, causing detection networks trained on normal images to generalize poorly in these scenarios. In this paper, we raise an intriguing question…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Yongzhen Wang , Xuefeng Yan , Kaiwen Zhang , Lina Gong , Haoran Xie , Fu Lee Wang , Mingqiang Wei

Neural radiance fields (NeRFs) have demonstrated state-of-the-art performance for 3D computer vision tasks, including novel view synthesis and 3D shape reconstruction. However, these methods fail in adverse weather conditions. To address…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Wei-Ting Chen , Wang Yifan , Sy-Yen Kuo , Gordon Wetzstein

Image dehazing is quite challenging in dense-haze scenarios, where quite less original information remains in the hazy image. Though previous methods have made marvelous progress, they still suffer from information loss in content and color…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Hu Yu , Jie Huang , Kaiwen Zheng , Feng Zhao

Low light image enhancement is an important challenge for the development of robust computer vision algorithms. The machine learning approaches to this have been either unsupervised, supervised based on paired dataset or supervised based on…

Image and Video Processing · Electrical Eng. & Systems 2021-10-25 Harshana Weligampola , Gihan Jayatilaka , Suren Sritharan , Roshan Godaliyadda , Parakrama Ekanayaka , Roshan Ragel , Vijitha Herath

An unbiased method for improving the resolution of astronomical images is presented. The strategy at the core of this method is to establish a linear transformation between the recorded image and an improved image at some desirable…

Astrophysics · Physics 2016-08-30 F. P. Pijpers

Low-light image enhancement (LLIE) is a crucial task in computer vision aimed at enhancing the visual fidelity of images captured under low-illumination conditions. Conventional methods frequently struggle with noise, overexposure, and…

Image and Video Processing · Electrical Eng. & Systems 2025-07-17 Namrah Siddiqua , Kim Suneung , Seong-Whan Lee

Retinex-based low-light image enhancement benefits from separating reflectance and illumination, yet recent generative approaches often rely on iterative sampling and are difficult to deploy under strict latency budgets. Consistency models…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Jian Xu , Wei Chen , Shigui Li , Delu Zeng , John Paisley , Qibin Zhao

Deep models have demonstrated recent success in single-image dehazing. Most prior methods consider fully supervised training and learn from paired clean and hazy images, where a hazy image is synthesized based on a clean image and its…

Computer Vision and Pattern Recognition · Computer Science 2023-05-29 Zhengyang Lou , Huan Xu , Fangzhou Mu , Yanli Liu , Xiaoyu Zhang , Liang Shang , Jiang Li , Bochen Guan , Yin Li , Yu Hen Hu

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
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