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In recent years, deep neural networks tasks have increasingly relied on high-quality image inputs. With the development of high-resolution representation learning, the task of image dehazing has received significant attention. Previously,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Yukai Shi , Zhipeng Weng , Yupei Lin , Cidan Shi , Xiaojun Yang , Liang Lin

We offer a novel approach to image composition, which integrates multiple input images into a single, coherent image. Rather than concentrating on specific use cases such as appearance editing (image harmonization) or semantic editing…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Zhekai Chen , Wen Wang , Zhen Yang , Zeqing Yuan , Hao Chen , Chunhua Shen

This paper focuses on addressing the issue of image demoireing. Unlike the large volume of existing studies that rely on learning from paired real data, we attempt to learn a demoireing model from unpaired real data, i.e., moire images…

Computer Vision and Pattern Recognition · Computer Science 2024-01-08 Yunshan Zhong , Yuyao Zhou , Yuxin Zhang , Fei Chao , Rongrong Ji

Image dehazing is a restoration task that aims to recover a clear image from a single hazy input. Traditional approaches rely on statistical priors and the physics-based atmospheric scattering model to reconstruct the haze-free image. While…

Image and Video Processing · Electrical Eng. & Systems 2025-10-24 Mahtab Movaheddrad , Laurence Palmer , C. -C. Jay Kuo

Many imaging inverse problems$\unicode{x2014}$such as image-dependent in-painting and dehazing$\unicode{x2014}$are challenging because their forward models are unknown or depend on unknown latent parameters. While one can solve such…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Matthew A. Chan , Sean I. Young , Christopher A. Metzler

Nighttime image dehazing is a challenging task due to the presence of multiple types of adverse degrading effects including glow, haze, blurry, noise, color distortion, and so on. However, most previous studies mainly focus on daytime image…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Yun Liu , Zhongsheng Yan , Sixiang Chen , Tian Ye , Wenqi Ren , Erkang Chen

Relying on the representation power of neural networks, most recent works have often neglected several factors involved in haze degradation, such as transmission (the amount of light reaching an observer from a scene over distance) and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Eun Woo Im , Junsung Shin , Sungyong Baik , Tae Hyun Kim

Existing methods have achieved remarkable performance in image dehazing, particularly on synthetic datasets. However, they often struggle with real-world hazy images due to domain shift, limiting their practical applicability. This paper…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Ruiyi Wang , Wenhao Li , Xiaohong Liu , Chunyi Li , Zicheng Zhang , Xiongkuo Min , Guangtao Zhai

The large language model and high-level vision model have achieved impressive performance improvements with large datasets and model sizes. However, low-level computer vision tasks, such as image dehaze and blur removal, still rely on a…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Zheyan Jin , Shiqi Chen , Yueting Chen , Zhihai Xu , Huajun Feng

Image dehazing is a crucial task that involves the enhancement of degraded images to recover their sharpness and textures. While vision Transformers have exhibited impressive results in diverse dehazing tasks, their quadratic complexity and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Xiongfei Su , Siyuan Li , Yuning Cui , Miao Cao , Yulun Zhang , Zheng Chen , Zongliang Wu , Zedong Wang , Yuanlong Zhang , Xin Yuan

Incorporating diffusion models in the image compression domain has the potential to produce realistic and detailed reconstructions, especially at extremely low bitrates. Previous methods focus on using diffusion models as expressive…

Image and Video Processing · Electrical Eng. & Systems 2024-10-10 Lucas Relic , Roberto Azevedo , Markus Gross , Christopher Schroers

Hazy images degrade visual quality, and dehazing is a crucial prerequisite for subsequent processing tasks. Most current dehazing methods rely on neural networks and face challenges such as high computational parameter pressure and weak…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Yutong Chen , Zhang Wen , Chao Wang , Lei Gong , Zhongchao Yi

We present the first diffusion-based framework that can learn an unknown distribution using only highly-corrupted samples. This problem arises in scientific applications where access to uncorrupted samples is impossible or expensive to…

Machine Learning · Computer Science 2023-05-31 Giannis Daras , Kulin Shah , Yuval Dagan , Aravind Gollakota , Alexandros G. Dimakis , Adam Klivans

Although diffusion prior is rising as a powerful solution for blind face restoration (BFR), the inherent gap between the vanilla diffusion model and BFR settings hinders its seamless adaptation. The gap mainly stems from the discrepancy…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Yunqi Miao , Zhiyu Qu , Mingqi Gao , Changrui Chen , Jifei Song , Jungong Han , Jiankang Deng

There has been tremendous progress in large-scale text-to-image synthesis driven by diffusion models enabling versatile downstream applications such as 3D object synthesis from texts, image editing, and customized generation. We present a…

Computer Vision and Pattern Recognition · Computer Science 2023-04-05 Ting-Hsuan Liao , Songwei Ge , Yiran Xu , Yao-Chih Lee , Badour AlBahar , Jia-Bin Huang

Zero-shot image restoration (IR) methods based on pretrained diffusion models have recently achieved significant success. These methods typically require at least a parametric form of the degradation model. However, in real-world scenarios,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Hamadi Chihaoui , Paolo Favaro

To evaluate their performance, existing dehazing approaches generally rely on distance measures between the generated image and its corresponding ground truth. Despite its ability to produce visually good images, using pixel-based or even…

Computer Vision and Pattern Recognition · Computer Science 2020-02-10 Sébastien de Blois , Ihsen Hedhli , Christian Gagné

Removing haze from real-world images is challenging due to unpredictable weather conditions, resulting in the misalignment of hazy and clear image pairs. In this paper, we propose an innovative dehazing framework that operates under…

Computer Vision and Pattern Recognition · Computer Science 2024-01-08 Junkai Fan , Fei Guo , Jianjun Qian , Xiang Li , Jun Li , Jian Yang

Diffusion Probabilistic Models (DPMs) have shown a powerful capacity of generating high-quality image samples. Recently, diffusion autoencoders (Diff-AE) have been proposed to explore DPMs for representation learning via autoencoding. Their…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Zijian Zhang , Zhou Zhao , Zhijie Lin

In this paper, we present an end-to-end network, called Cycle-Dehaze, for single image dehazing problem, which does not require pairs of hazy and corresponding ground truth images for training. That is, we train the network by feeding clean…

Computer Vision and Pattern Recognition · Computer Science 2018-05-15 Deniz Engin , Anıl Genç , Hazım Kemal Ekenel