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Related papers: Rain Streak Removal in a Video to Improve Visibili…

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Raindrops adhered to a glass window or camera lens can severely hamper the visibility of a background scene and degrade an image considerably. In this paper, we address the problem by visually removing raindrops, and thus transforming a…

Computer Vision and Pattern Recognition · Computer Science 2018-05-08 Rui Qian , Robby T. Tan , Wenhan Yang , Jiajun Su , Jiaying Liu

Detecting anomalies in multivariate time-series data is essential in many real-world applications. Recently, various deep learning-based approaches have shown considerable improvements in time-series anomaly detection. However, existing…

Machine Learning · Computer Science 2022-01-31 Kyeong-Joong Jeong , Yong-Min Shin

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

Rain streaks bring complicated pixel intensity changes and additional gradients, greatly obstructing the extraction of image features from background. This causes serious performance degradation in feature-based applications. Thus, it is…

Image and Video Processing · Electrical Eng. & Systems 2023-11-02 Wei Wu , Hao Chang , Zhu Li

Temporal action detection (TAD) aims to identify and localize action instances in untrimmed videos, which is essential for various video understanding tasks. However, recent improvements in model performance, driven by larger feature…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Xiaoyong Chen , Yong Guo , Jiaming Liang , Sitong Zhuang , Runhao Zeng , Xiping Hu

Rain streaks degrade the image quality and seriously affect the performance of subsequent computer vision tasks, such as autonomous driving, social security, etc. Therefore, removing rain streaks from a given rainy images is of great…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Fuxiang Tan , YuTing Kong , Yingying Fan , Feng Liu , Daxin Zhou , Hao zhang , Long Chen , Liang Gao , Yurong Qian

Accurate counting of vehicle axles is essential for traffic control, toll collection, and infrastructure development. We present an end-to-end, video-based pipeline for axle counting that tackles limitations of previous works in dense…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Avinash Rai , Sandeep Jana , Vishal Vijay

The increasing adoption of satellite Internet with low-Earth-orbit (LEO) satellites in mega-constellations allows ubiquitous connectivity to rural and remote areas. However, weather events have a significant impact on the performance and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Wenxuan Zhang , Peng Hu

Cooperative perception presents significant potential for enhancing the sensing capabilities of individual vehicles, however, inter-agent latency remains a critical challenge. Latencies cause misalignments in both spatial and semantic…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Zhiying Song , Lei Yang , Fuxi Wen , Jun Li

We present a supervised technique for learning to remove rain from images without using synthetic rain software. The method is based on a two-stage data distillation approach: 1) A rainy image is first paired with a coarsely derained…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Huangxing Lin , Yanlong Li , Xinghao Ding , Weihong Zeng , Yue Huang , John Paisley

Depth estimation, essential for autonomous driving, seeks to interpret the 3D environment surrounding vehicles. The development of radar sensors, known for their cost-efficiency and robustness, has spurred interest in radar-camera…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Huawei Sun , Zixu Wang , Hao Feng , Julius Ott , Lorenzo Servadei , Robert Wille

Atmospheric processes involve both space and time. This is why human analysis of atmospheric imagery can often extract more information from animated loops of image sequences than from individual images. Automating such an analysis requires…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Akansha Singh Bansal , Yoonjin Lee , Kyle Hilburn , Imme Ebert-Uphoff

Synthesizing novel views for urban environments is crucial for tasks like autonomous driving and virtual tours. Compared to object-level or indoor situations, outdoor settings present unique challenges, such as inconsistency across frames…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Mreenav Shyam Deka , Lu Sang , Daniel Cremers

Detecting the transition from laminar to turbulent flow in particulate pipe systems remains a complex issue in fluid dynamics, often requiring sophisticated and costly experimental apparatus. This research presents an innovative streak…

Fluid Dynamics · Physics 2025-01-06 Rishav Raj , Abhiram Thiruthummal , Alban Potherat

Existing deep learning-based image deraining methods have achieved promising performance for synthetic rainy images, typically rely on the pairs of sharp images and simulated rainy counterparts. However, these methods suffer from…

Image and Video Processing · Electrical Eng. & Systems 2021-03-26 Yuntong Ye , Yi Chang , Hanyu Zhou , Luxin Yan

In the classical supervised learning settings, classifiers are fit with the assumption of balanced label distributions and produce remarkable results on the same. In the real world, however, these assumptions often bend and in turn…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Aboli Marathe , Sanjana Prabhu

Gridded estimated rainfall intensity values at very high spatial and temporal resolution levels are needed as main inputs for weather prediction models to obtain accurate precipitation forecasts, and to verify the performance of…

Applications · Statistics 2009-01-23 Montserrat Fuentes , Brian Reich , Gyuwon Lee

High-resolution rainfall observations are crucial for weather forecasting, water management, and hazard mitigation. Traditional operational measurements are often biased and low-resolution, limiting their ability to capture local rainfall.…

Machine Learning · Computer Science 2026-05-08 Rafael Pablos Sarabia , Joachim Nyborg , Morten Birk , Ira Assent

While single image shadow detection has been improving rapidly in recent years, video shadow detection remains a challenging task due to data scarcity and the difficulty in modelling temporal consistency. The current video shadow detection…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Shilin Hu , Hieu Le , Dimitris Samaras

Falling raindrops are usually considered purely negative factors for traditional optical imaging because they generate not only rain streaks but also rain fog, resulting in a decrease in the visual quality of images. However, this work…

Quantum Physics · Physics 2023-07-14 Yuge Li , Yunjie Xia , Deyang Duan