English
Related papers

Related papers: WeatherFormer: A Pretrained Encoder Model for Lear…

200 papers

Accurate and timely forecasting of heavy rainfall remains a critical challenge for modern society. Precipitation exhibits a highly imbalanced distribution: most observations record no or light rain, while heavy rainfall events are rare.…

Machine Learning · Computer Science 2025-10-01 Zenghui Huang , Ting Shu , Zhonglei Wang , Yang Lu , Yan Yan , Wei Zhong , Hanzi Wang

This paper presents \textit{TopoFormer}, a novel hybrid deep learning architecture that integrates transformer-based encoders with convolutional long short-term memory (ConvLSTM) layers for the precise prediction of topographic beach…

Signal Processing · Electrical Eng. & Systems 2025-01-14 Santosh Munian , Oktay Karakuş , William Russell , Gwyn Nelson

Images from outdoor scenes may be taken under various weather conditions. It is well studied that weather impacts the performance of computer vision algorithms and needs to be handled properly. However, existing algorithms model weather…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Qi Bi , Shaodi You , Theo Gevers

What sets timeseries analysis apart from other machine learning exercises is that time representation becomes a primary aspect of the experiment setup, as it must adequately represent the temporal relations that are relevant for the…

Machine Learning · Computer Science 2024-11-20 Natalia Koliou , Tatiana Boura , Stasinos Konstantopoulos , George Meramveliotakis , George Kosmadakis

Crowd counting typically relies on labor-intensive point-level annotations and computationally intensive backbones, restricting its scalability and deployment in resource-constrained environments. To address these challenges, this paper…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Qiang Guo , Rubo Zhang , Bingbing Zhang , Junjie Liu , Jianqing Liu

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…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Liangyu Xu , Wanxuan Lu , Hongfeng Yu , Fanglong Yao , Xian Sun , Kun Fu

Accurate and robust weather forecasting remains a fundamental challenge due to the inherent spatio-temporal complexity of atmospheric systems. In this paper, we propose a novel self-supervised learning framework that leverages…

Machine Learning · Computer Science 2025-11-04 Yao Liu

The temporal complexity of electronic health record (EHR) data presents significant challenges for predicting clinical outcomes using machine learning. This paper proposes ChronoFormer, an innovative transformer based architecture…

Machine Learning · Computer Science 2025-04-11 Yuanyun Zhang , Shi Li

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

The introduction of large, foundational models to computer vision has led to drastically improved performance on the task of semantic segmentation. However, these existing methods exhibit a large performance drop when testing on images…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Blake Gella , Howard Zhang , Rishi Upadhyay , Tiffany Chang , Matthew Waliman , Yunhao Ba , Alex Wong , Achuta Kadambi

Hyperspectral object tracking using snapshot mosaic cameras is emerging as it provides enhanced spectral information alongside spatial data, contributing to a more comprehensive understanding of material properties. Using transformers,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Shaheer Mohamed , Tharindu Fernando , Sridha Sridharan , Peyman Moghadam , Clinton Fookes

Visual geo-localization for drones faces critical degradation under weather perturbations, \eg, rain and fog, where existing methods struggle with two inherent limitations: 1) Heavy reliance on limited weather categories that constrain…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Jiahao Wen , Hang Yu , Zhedong Zheng

Large-scale numerical simulations often produce high-dimensional gridded data that is challenging to process for downstream applications. A prime example is numerical weather prediction, where atmospheric processes are modeled using…

Machine Learning · Computer Science 2025-02-10 Jieyu Chen , Kevin Höhlein , Sebastian Lerch

This paper presents \textbf{FreEformer}, a simple yet effective model that leverages a \textbf{Fre}quency \textbf{E}nhanced Trans\textbf{former} for multivariate time series forecasting. Our work is based on the assumption that the…

Machine Learning · Computer Science 2025-01-27 Wenzhen Yue , Yong Liu , Xianghua Ying , Bowei Xing , Ruohao Guo , Ji Shi

Structured reconstruction is a non-trivial dense prediction problem, which extracts structural information (\eg, building corners and edges) from a raster image, then reconstructs it to a 2D planar graph accordingly. Compared with common…

Computer Vision and Pattern Recognition · Computer Science 2023-12-13 Hongbo Tian , Yulong Li , Linzhi Huang , Xu Ling , Yue Yang , Jiani Hu

Multivariate time series classification is a crucial task in data mining, attracting growing research interest due to its broad applications. While many existing methods focus on discovering discriminative patterns in time series,…

Machine Learning · Computer Science 2024-12-24 Wenjie Xi , Rundong Zuo , Alejandro Alvarez , Jie Zhang , Byron Choi , Jessica Lin

The recent revolution in data-driven methods for weather forecasting has lead to a fragmented landscape of complex, bespoke architectures and training strategies, obscuring the fundamental drivers of forecast accuracy. Here, we demonstrate…

Human Activity Recognition (HAR) with wearable sensors is challenged by limited interpretability, which significantly impacts cross-dataset generalization. To address this challenge, we propose Motion-Primitive Transformer (MoPFormer), a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Hao Zhang , Zhan Zhuang , Xuehao Wang , Xiaodong Yang , Yu Zhang

A reliable long-term time-series forecaster is highly demanded in practice but comes across many challenges such as low computational and memory footprints as well as robustness against dynamic learning environments. This paper proposes…

Change detection (CD) by comparing two bi-temporal images is a crucial task in remote sensing. With the advantages of requiring no cumbersome labeled change information, unsupervised CD has attracted extensive attention in the community.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-03 Qingsong Xu , Yilei Shi , Jianhua Guo , Chaojun Ouyang , Xiao Xiang Zhu