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Adverse weather conditions such as haze and rain corrupt the quality of captured images, which cause detection networks trained on clean images to perform poorly on these images. To address this issue, we propose an unsupervised prior-based…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Vishwanath A. Sindagi , Poojan Oza , Rajeev Yasarla , Vishal M. Patel

Rain often poses inevitable threats to deep neural network (DNN) based perception systems, and a comprehensive investigation of the potential risks of the rain to DNNs is of great importance. However, it is rather difficult to collect or…

Computer Vision and Pattern Recognition · Computer Science 2022-02-04 Liming Zhai , Felix Juefei-Xu , Qing Guo , Xiaofei Xie , Lei Ma , Wei Feng , Shengchao Qin , Yang Liu

Images acquired from rainy scenes usually suffer from bad visibility which may damage the performance of computer vision applications. The rainy scenarios can be categorized into two classes: moderate rain and heavy rain scenes. Moderate…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Wei-Ting Chen , Cheng-Che Tsai , Hao-Yu Fang , I-Hsiang Chen , Jian-Jiun Ding , Sy-Yen Kuo

The superior performance introduced by deep learning approaches in removing atmospheric particles such as snow and rain from a single image; favors their usage over classical ones. However, deep learning-based approaches still suffer from…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Ibrahim Kajo , Mohamed Kas , Yassine Ruichek

Rain removal in images/videos is still an important task in computer vision field and attracting attentions of more and more people. Traditional methods always utilize some incomplete priors or filters (e.g. guided filter) to remove rain…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Yinglong Wang , Qinfeng Shi , Ehsan Abbasnejad , Chao Ma , Xiaoping Ma , Bing Zeng

Single image rain streak removal is an extremely challenging problem due to the presence of non-uniform rain densities in images. We present a novel density-aware multi-stream densely connected convolutional neural network-based algorithm,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-22 He Zhang , Vishal M. Patel

Despite significant progress has been made in image deraining, we note that most existing methods are often developed for only specific types of rain degradation and fail to generalize across diverse real-world rainy scenes. How to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Qianfeng Yang , Qiyuan Guan , Xiang Chen , Jiyu Jin , Guiyue Jin , Jiangxin Dong

Heavy rain removal from a single image is the task of simultaneously eliminating rain streaks and fog, which can dramatically degrade the quality of captured images. Most existing rain removal methods do not generalize well for the heavy…

Computer Vision and Pattern Recognition · Computer Science 2021-04-19 Dac Tung Vu , Juan Luis Gonzalez , Munchurl Kim

Autonomous vehicles use cameras as one of the primary sources of information about the environment. Adverse weather conditions such as raindrops, snow, mud, and others, can lead to various image artifacts. Such artifacts significantly…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Vera Soboleva , Oleg Shipitko

This paper addresses the problem of single image de-raining, that is, the task of recovering clean and rain-free background scenes from a single image obscured by a rainy artifact. Although recent advances adopt real-world time-lapse data…

Computer Vision and Pattern Recognition · Computer Science 2022-07-13 Jaehoon Cho , Seungryong Kim , Kwanghoon Sohn

We propose and study a novel task named Blind Image Decomposition (BID), which requires separating a superimposed image into constituent underlying images in a blind setting, that is, both the source components involved in mixing as well as…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Junlin Han , Weihao Li , Pengfei Fang , Chunyi Sun , Jie Hong , Mohammad Ali Armin , Lars Petersson , Hongdong Li

Motion forecasting plays a significant role in various domains (e.g., autonomous driving, human-robot interaction), which aims to predict future motion sequences given a set of historical observations. However, the observed elements may be…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 Jiachen Li , Fan Yang , Hengbo Ma , Srikanth Malla , Masayoshi Tomizuka , Chiho Choi

In this paper, a new task is proposed, namely, weather translation, which refers to transferring weather conditions of the image from one category to another. It is important for photographic style transfer. Although lots of approaches have…

Computer Vision and Pattern Recognition · Computer Science 2021-03-10 Xuelong Li , Kai Kou , Bin Zhao

The problem of robustness in adverse weather conditions is considered a significant challenge for computer vision algorithms in the applicants of autonomous driving. Image rain removal algorithms are a general solution to this problem. They…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Jinchegn Hu , Jihao Li , Zhuoran Hou , Jingjing Jiang , Cunjia Liu , Yuanjian Zhang

We propose RainyScape, an unsupervised framework for reconstructing clean scenes from a collection of multi-view rainy images. RainyScape consists of two main modules: a neural rendering module and a rain-prediction module that incorporates…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Xianqiang Lyu , Hui Liu , Junhui Hou

Rain streaks and rain drops are two natural phenomena, which degrade image capture in different ways. Currently, most existing deep deraining networks take them as two distinct problems and individually address one, and thus cannot deal…

Computer Vision and Pattern Recognition · Computer Science 2021-10-20 Kaihao Zhang , Dongxu Li , Wenhan Luo , Wenqi Ren

Since rainy weather always degrades image quality and poses significant challenges to most computer vision-based intelligent systems, image de-raining has been a hot research topic. Fortunately, in a rainy light field (LF) image, background…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Tao Yan , Weijiang He , Chenglong Wang , Cihang Wei , Xiangjie Zhu , Yinghui Wang , Rynson W. H. Lau

Optical flow estimation in the rainy scenes is challenging due to background degradation introduced by rain streaks and rain accumulation effects in the scene. Rain accumulation effect refers to poor visibility of remote objects due to the…

Computer Vision and Pattern Recognition · Computer Science 2017-11-29 Ruoteng Li , Robby T. Tan , Loong-Fah Cheong

Images captured in real-world applications in remote sensing, image or video retrieval, and outdoor surveillance suffer degraded quality introduced by poor weather conditions. Conditions such as rain and mist, introduce artifacts that make…

Computer Vision and Pattern Recognition · Computer Science 2022-08-10 Vladimir Frants , Sos Agaian , Karen Panetta

Rain streaks will inevitably be captured by some outdoor vision systems, which lowers the image visual quality and also interferes various computer vision applications. We present a novel rain removal method in this paper, which consists of…

Computer Vision and Pattern Recognition · Computer Science 2018-12-21 Yinglong Wang , Shuaicheng Liu , Chen Chen , Dehua Xie , Bing Zeng