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Image quality assessment (IQA) and image restoration are fundamental problems in low-level vision. Although IQA and restoration are closely connected conceptually, most existing work treats them in isolation. Recent advances in unified…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Weiqi Li , Xuanyu Zhang , Bin Chen , Jingfen Xie , Yan Wang , Kexin Zhang , Junlin Li , Li Zhang , Jian Zhang , Shijie Zhao

Degradation-agnostic image restoration aims to handle diverse corruptions with one unified model, but faces fundamental challenges in balancing efficiency and performance across different degradation types. Existing approaches either…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Bin Ren , Yawei Li , Xu Zheng , Yuqian Fu , Danda Pani Paudel , Hong Liu , Ming-Hsuan Yang , Luc Van Gool , Nicu Sebe

Existing Infrared and Visible Image Fusion (IVIF) methods typically assume high-quality inputs. However, when handing degraded images, these methods heavily rely on manually switching between different pre-processing techniques. This…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Tianpei Zhang , Jufeng Zhao , Yiming Zhu , Guangmang Cui

Multi-modal systems enhance performance in autonomous driving but face inefficiencies due to indiscriminate processing within each modality. Additionally, the independent feature learning of each modality lacks interaction, which results in…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Guoliang You , Xiaomeng Chu , Yifan Duan , Xingchen Li , Sha Zhang , Jianmin Ji , Yanyong Zhang

This paper describes a method to restore degraded images captured in a participating media -- fog, turbid water, sand storm, etc. Differently from the related work that only deal with a medium, we obtain generality by using an image…

Computer Vision and Pattern Recognition · Computer Science 2019-03-13 Joel D. O. Gaya , Felipe Codevilla , Amanda C. Duarte , Paulo L. Drews-Jr , Silvia S. Botelho

Existing All-in-One image restoration methods often fail to perceive degradation types and severity levels simultaneously, overlooking the importance of fine-grained quality perception. Moreover, these methods often utilize highly…

Computer Vision and Pattern Recognition · Computer Science 2025-05-09 Xu Zhang , Jiaqi Ma , Guoli Wang , Qian Zhang , Huan Zhang , Lefei Zhang

The performance of image super-resolution relies heavily on the accuracy of degradation information, especially under blind settings. Due to the absence of true degradation models in real-world scenarios, previous methods learn distinct…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Hongda Liu , Longguang Wang , Ye Zhang , Kaiwen Xue , Shunbo Zhou , Yulan Guo

We present a method for dynamic surface reconstruction of large-scale urban scenes from LiDAR. Depth-based reconstructions tend to focus on small-scale objects or large-scale SLAM reconstructions that treat moving objects as outliers. We…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Nathaniel Chodosh , Anish Madan , Simon Lucey , Deva Ramanan

Multispectral images contain many clues of surface characteristics of the objects, thus can be widely used in many computer vision tasks, e.g., recolorization and segmentation. However, due to the complex illumination and the geometry…

Computer Vision and Pattern Recognition · Computer Science 2018-02-27 Qian Huang , Weixin Zhu , Yang Zhao , Linsen Chen , Yao Wang , Tao Yue , Xun Cao

In this paper, we construct a combined multiscale finite element method (MsFEM) using the Local Orthogonal Decomposition (LOD) technique to solve the multiscale problems which may have singularities in some special portions of the…

Numerical Analysis · Mathematics 2022-09-14 Kuokuo Zhang , Weibing Deng , Haijun Wu

Multi-modality image fusion (MMIF) combines complementary information from different image modalities to provide a comprehensive and objective interpretation of scenes. However, existing fusion methods cannot resist different weather…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Xilai Li , Wuyang Liu , Xiaosong Li , Fuqiang Zhou , Huafeng Li , Feiping Nie

Intrinsic image decomposition and inverse rendering are long-standing problems in computer vision. To evaluate albedo recovery, most algorithms report their quantitative performance with a mean Weighted Human Disagreement Rate (WHDR) metric…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Jiaye Wu , Sanjoy Chowdhury , Hariharmano Shanmugaraja , David Jacobs , Soumyadip Sengupta

Image restoration (IR) is challenging due to the complexity of real-world degradations. While many specialized and all-in-one IR models have been developed, they fail to effectively handle complex, mixed degradations. Recent agentic methods…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Xu Jiang , Gehui Li , Bin Chen , Jian Zhang

Removing multiple degradations, such as haze, rain, and blur, from real-world images poses a challenging and illposed problem. Recently, unified models that can handle different degradations have been proposed and yield promising results.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-12 Yongheng Zhang , Danfeng Yan , Yuanqiang Cai

All-in-One Image Restoration (AiOIR) aims to recover high-quality images from diverse degradations within a unified framework. However, existing methods often fail to explicitly model degradation types and struggle to adapt their…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Shengkai Hu , Jiaqi Ma , Jun Wan , Wenwen Min , Yongcheng Jing , Lefei Zhang , Dacheng Tao

Unsupervised image restoration under multi-weather conditions remains a fundamental yet underexplored challenge. While existing methods often rely on task-specific physical priors, their narrow focus limits scalability and generalization to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Wenxuan Fang , Jiangwei Weng , Jianjun Qian , Jian Yang , Jun Li

In various learning-based image restoration tasks, such as image denoising and image super-resolution, the degradation representations were widely used to model the degradation process and handle complicated degradation patterns. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Dasong Li , Yi Zhang , Ka Chun Cheung , Xiaogang Wang , Hongwei Qin , Hongsheng Li

Visual place classification from a first-person-view monocular RGB image is a fundamental problem in long-term robot navigation. A difficulty arises from the fact that RGB image classifiers are often vulnerable to spatial and appearance…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Tomoya Iwasaki , Kanji Tanaka , Kenta Tsukahara

Multi-modality image fusion (MMIF) aims to integrate complementary information from different modalities into a single fused image to represent the imaging scene and facilitate downstream visual tasks comprehensively. In recent years,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Zhe Li , Haiwei Pan , Kejia Zhang , Yuhua Wang , Fengming Yu

The aim of multispectral image fusion is to combine object or scene features of images with different spectral characteristics to increase the perceptual quality. In this paper, we present a novel learning-based solution to image fusion…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Ferhat Can Ataman , Gözde Bozdaği Akar