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Rainfall prediction remains a persistent challenge due to the highly nonlinear and complex nature of meteorological data. Existing approaches lack systematic utilization of grid search for optimal hyperparameter tuning, relying instead on…

Machine Learning · Computer Science 2025-01-29 Zhenqi Li , Junhao Zhong , Hewei Wang , Jinfeng Xu , Yijie Li , Jinjiang You , Jiayi Zhang , Runzhi Wu , Soumyabrata Dev

Rain is one of the most common weather which can completely degrade the image quality and interfere with the performance of many computer vision tasks, especially under heavy rain conditions. We observe that: (i) rain is a mixture of rain…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Yiyang Shen , Yongzhen Wang , Mingqiang Wei , Honghua Chen , Haoran Xie , Gary Cheng , Fu Lee Wang

Most deraining works focus on rain streaks removal but they cannot deal adequately with heavy rain images. In heavy rain, streaks are strongly visible, dense rain accumulation or rain veiling effect significantly washes out the image,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Ruotent Li , Loong Fah Cheong , Robby T. Tan

Despite continuous improvements, precipitation forecasts are still not as accurate and reliable as those of other meteorological variables. A major contributing factor to this is that several key processes affecting precipitation…

Atmospheric and Oceanic Physics · Physics 2022-11-09 Lucy Harris , Andrew T. T. McRae , Matthew Chantry , Peter D. Dueben , Tim N. Palmer

Forecasting global precipitation patterns and, in particular, extreme precipitation events is of critical importance to preparing for and adapting to climate change. Making accurate high-resolution precipitation forecasts using traditional…

Machine Learning · Computer Science 2022-10-25 James Duncan , Shashank Subramanian , Peter Harrington

Image deraining plays a pivotal role in low-level computer vision, serving as a prerequisite for robust outdoor surveillance and autonomous driving systems. While deep learning paradigms have achieved remarkable success in firmly aligned…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Kangbo Zhao , Miaoxin Guan , Xiang Chen , Yukai Shi , Jinshan Pan

Physics-based numerical models have been the bedrock of atmospheric sciences for decades, offering robust solutions but often at the cost of significant computational resources. Deep learning (DL) models have emerged as powerful tools in…

Deep neural networks have made great achievements in rainfall prediction.However, the current forecasting methods have certain limitations, such as with blurry generated images and incorrect spatial positions. To overcome these challenges,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 XuDong Ling , ChaoRong Li , FengQing Qin , LiHong Zhu , Yuanyuan Huang

We propose a large-scale dataset of real-world rainy and clean image pairs and a method to remove degradations, induced by rain streaks and rain accumulation, from the image. As there exists no real-world dataset for deraining, current…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Yunhao Ba , Howard Zhang , Ethan Yang , Akira Suzuki , Arnold Pfahnl , Chethan Chinder Chandrappa , Celso de Melo , Suya You , Stefano Soatto , Alex Wong , Achuta Kadambi

In this paper, we address a rain removal problem from a single image, even in the presence of heavy rain and rain streak accumulation. Our core ideas lie in the new rain image models and a novel deep learning architecture. We first modify…

Computer Vision and Pattern Recognition · Computer Science 2017-03-14 Wenhan Yang , Robby T. Tan , Jiashi Feng , Jiaying Liu , Zongming Guo , Shuicheng Yan

Accurate and scalable hydrologic models are essential building blocks of several important applications, from water resource management to timely flood warnings. However, as the climate changes, precipitation and rainfall-runoff pattern…

Machine Learning · Computer Science 2020-07-02 Zach Moshe , Asher Metzger , Gal Elidan , Frederik Kratzert , Sella Nevo , Ran El-Yaniv

With the rapid growth of renewable energy, lots of small photovoltaic (PV) prosumers emerge. Due to the uncertainty of solar power generation, there is a need for aggregated prosumers to predict solar power generation and whether solar…

Machine Learning · Computer Science 2021-06-23 Yucun Lu , Ilgiz Murzakhanov , Spyros Chatzivasileiadis

Rain streaks can severely degrade the visibility, which causes many current computer vision algorithms fail to work. So it is necessary to remove the rain from images. We propose a novel deep network architecture based on deep convolutional…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Xia Li , Jianlong Wu , Zhouchen Lin , Hong Liu , Hongbin Zha

Accurate weather prediction is essential for many aspects of life, notably the early warning of extreme weather events such as rainstorms. Short-term predictions of these events rely on forecasts from numerical weather models, in which,…

Machine Learning · Computer Science 2023-04-05 Guoxing Chen , Wei-Chyung Wang

The deep convolutional neural network has achieved significant progress for single image rain streak removal. However, most of the data-driven learning methods are full-supervised or semi-supervised, unexpectedly suffering from significant…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Changfeng Yu , Yi Chang , Yi Li , Xile Zhao , Luxin Yan

Rain fills the atmosphere with water particles, which breaks the common assumption that light travels unaltered from the scene to the camera. While it is well-known that rain affects computer vision algorithms, quantifying its impact is…

Computer Vision and Pattern Recognition · Computer Science 2020-09-09 Maxime Tremblay , Shirsendu Sukanta Halder , Raoul de Charette , Jean-François Lalonde

This study presents a novel generative modeling approach to rainfall-runoff modeling, focusing on the synthesis of realistic daily catchment runoff time series in response to catchment-averaged climate forcing. Unlike traditional…

Geophysics · Physics 2024-09-11 Yang Yang , Ting Fong May Chui

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

Perception plays an important role in reliable decision-making for autonomous vehicles. Over the last ten years, huge advances have been made in the field of perception. However, perception in extreme weather conditions is still a difficult…

Image and Video Processing · Electrical Eng. & Systems 2021-10-25 Kaige Wang , Long Chen , TIanming Wang , Qixiang Meng , Huatao Jiang , Lin Chang

Accurately forecasting extreme rainfall is notoriously difficult, but is also ever more crucial for society as climate change increases the frequency of such extremes. Global numerical weather prediction models often fail to capture…

Machine Learning · Statistics 2022-03-24 Ilan Price , Stephan Rasp