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Spatio-temporal traffic forecasting is challenging due to complex temporal patterns, dynamic spatial structures, and diverse input formats. Although Transformer-based models offer strong global modeling, they often struggle with rigid…

人工智能 · 计算机科学 2025-08-20 Jiayu Fang , Zhiqi Shao , S T Boris Choy , Junbin Gao

Data-driven approaches for medium-range weather forecasting are recently shown extraordinarily promising for ensemble forecasting for their fast inference speed compared to traditional numerical weather prediction (NWP) models, but their…

计算机视觉与模式识别 · 计算机科学 2023-03-15 Yuan Hu , Lei Chen , Zhibin Wang , Hao Li

Significant progress has been made in video restoration under rainy conditions over the past decade, largely propelled by advancements in deep learning. Nevertheless, existing methods that depend on paired data struggle to generalize…

计算机视觉与模式识别 · 计算机科学 2025-05-23 Shangquan Sun , Wenqi Ren , Juxiang Zhou , Shu Wang , Jianhou Gan , Xiaochun Cao

Climate change is intensifying rainfall extremes, making high-resolution precipitation projections crucial for society to better prepare for impacts such as flooding. However, current Global Climate Models (GCMs) operate at spatial…

机器学习 · 计算机科学 2024-12-20 Ran Lyu , Linhan Wang , Yanshen Sun , Hedanqiu Bai , Chang-Tien Lu

The spatial and temporal distribution of precipitation has a significant impact on human lives by determining freshwater resources and agricultural yield, but also rainfall-driven hazards like flooding or landslides. While the ERA5…

大气与海洋物理 · 物理学 2025-06-23 Luca Glawion , Julius Polz , Harald Kunstmann , Benjamin Fersch , Christian Chwala

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…

计算机视觉与模式识别 · 计算机科学 2021-06-01 Fuxiang Tan , YuTing Kong , Yingying Fan , Feng Liu , Daxin Zhou , Hao zhang , Long Chen , Liang Gao , Yurong Qian

Hand-drawn 2D animation workflow is typically initiated with the creation of sketch keyframes. Subsequent manual inbetweens are crafted for smoothness, which is a labor-intensive process and the prospect of automatic animation sketch…

计算机视觉与模式识别 · 计算机科学 2024-08-15 Jiaming Shen , Kun Hu , Wei Bao , Chang Wen Chen , Zhiyong Wang

With the deterioration of climate, the phenomenon of rain-induced flooding has become frequent. To mitigate its impact, recent works adopt convolutional neural network or its variants to predict the floods. However, these methods directly…

计算机视觉与模式识别 · 计算机科学 2023-12-13 Feifei Wang , Yong Wang , Bing Li , Qidong Huang , Shaoqing Chen

Distributed optical fiber acoustic sensing (DAS) is a rapidly-developed seismic acquisition technology with advantages of low cost, high resolution, high sensitivity, and small interval, etc. Nonetheless, consecutively missing cases often…

地球物理 · 物理学 2024-04-23 Ming Cheng , Jun Lin , Xintong Dong , Shaoping Lu , Tie Zhong

Precipitation remains one of the most challenging climate variables to observe and predict accurately. Existing datasets face intricate trade-offs: gauge observations are relatively trustworthy but sparse, satellites provide global coverage…

大气与海洋物理 · 物理学 2025-06-24 Sencan Sun , Congyi Nai , Baoxiang Pan , Wentao Li , Lu Li , Xin Li , Efi Foufoula-Georgiou , Yanluan Lin

Numerical weather prediction (NWP) models are fundamental in meteorology for simulating and forecasting the behavior of various atmospheric variables. The accuracy of precipitation forecasts and the acquisition of sufficient lead time are…

机器学习 · 计算机科学 2024-12-10 Junha Lee , Sojung An , Sujeong You , Namik Cho

Robust prediction of citywide traffic flows at different time periods plays a crucial role in intelligent transportation systems. While previous work has made great efforts to model spatio-temporal correlations, existing methods still…

机器学习 · 计算机科学 2024-03-07 Jiahao Ji , Jingyuan Wang , Chao Huang , Junjie Wu , Boren Xu , Zhenhe Wu , Junbo Zhang , Yu Zheng

The interface between data-driven learning methods and classical simulation poses an interesting field offering a multitude of new applications. In this work, we build on the notion of physics-informed neural networks (PINNs) and employ…

流体动力学 · 物理学 2022-03-04 Raphael Leiteritz , Marcel Hurler , Dirk Pflüger

Arbitrary text appearance poses a great challenge in scene text recognition tasks. Existing works mostly handle with the problem in consideration of the shape distortion, including perspective distortions, line curvature or other style…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Chengwei Zhang , Yunlu Xu , Zhanzhan Cheng , Shiliang Pu , Yi Niu , Fei Wu , Futai Zou

As the role played by statistical and computational sciences in climate and environmental modelling and prediction becomes more important, Machine Learning researchers are becoming more aware of the relevance of their work to help tackle…

机器学习 · 统计学 2020-12-23 Federico Amato , Fabian Guignard , Sylvain Robert , Mikhail Kanevski

Predicting a complete spatially correlated field from sparse observations is a fundamental challenge in spatial statistics and environmental modelling. Classical interpolation methods such as Kriging rely on Gaussian process assumptions and…

机器学习 · 统计学 2026-05-29 Daniel Tinoco , Raquel Menezes , Carlos Baquero , Alexandra Silva

Removing the rain streaks from single image is still a challenging task, since the shapes and directions of rain streaks in the synthetic datasets are very different from real images. Although supervised deep deraining networks have…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Yanyan Wei , Zhao Zhang , Yang Wang , Haijun Zhang , Mingbo Zhao , Mingliang Xu , Meng Wang

Estimating spatially distributed information through the interpolation of scattered observation datasets often overlooks the critical role of domain knowledge in understanding spatial dependencies. Additionally, the features of these data…

机器学习 · 计算机科学 2024-09-09 Cong Zhang , Shuyi Du , Hongqing Song , Yuhe Wang

Improving the representation of precipitation in Earth system models (ESMs) is critical for assessing the impacts of climate change and especially of extreme events like floods and droughts. In existing ESMs, precipitation is not resolved…

机器学习 · 计算机科学 2026-05-27 Michael Aich , Sebastian Bathiany , Philipp Hess , Yu Huang , Niklas Boers

Extrapolating future weather radar echoes from past observations is a complex task vital for precipitation nowcasting. The spatial morphology and temporal evolution of radar echoes exhibit a certain degree of correlation, yet they also…

计算机视觉与模式识别 · 计算机科学 2024-02-29 Liangyu Xu , Wanxuan Lu , Hongfeng Yu , Fanglong Yao , Xian Sun , Kun Fu