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Traditionally, neural networks have been employed to learn the mapping between finite-dimensional Euclidean spaces. However, recent research has opened up new horizons, focusing on the utilization of deep neural networks to learn operators…

机器学习 · 计算机科学 2025-02-18 Somdatta Goswami , Dimitris G. Giovanis , Bowei Li , Seymour M. J. Spence , Michael D. Shields

Shape-morphing soft materials can enable diverse target morphologies through voxel-level material distribution design, offering significant potential for various applications. Despite progress in basic shape-morphing design with simple…

机器学习 · 计算机科学 2026-02-03 Lu Chen , Gengxiang Chen , Xu Liu , Jingyan Su , Xuhao Lyu , Lihui Wang , Yingguang Li

Traffic prediction is a challenging spatio-temporal forecasting problem that involves highly complex spatio-temporal correlations. This paper proposes a Multi-level Multi-view Augmented Spatio-temporal Transformer (LVSTformer) for traffic…

机器学习 · 计算机科学 2024-06-19 Jiaqi Lin , Qianqian Ren

Skeleton-based human action recognition has achieved a great interest in recent years, as skeleton data has been demonstrated to be robust to illumination changes, body scales, dynamic camera views, and complex background. Nevertheless, an…

计算机视觉与模式识别 · 计算机科学 2021-06-24 Chiara Plizzari , Marco Cannici , Matteo Matteucci

Recent advancements in operator-type neural networks have shown promising results in approximating the solutions of spatiotemporal Partial Differential Equations (PDEs). However, these neural networks often entail considerable training…

机器学习 · 计算机科学 2025-05-08 Shuhao Cao , Francesco Brarda , Ruipeng Li , Yuanzhe Xi

Non-orthogonal multiple access (NOMA) emerges as a superior technology for enhancing spectral efficiency compared to orthogonal multiple access. In NOMA networks, successive interference cancellation (SIC) plays a crucial role in decoding…

网络与互联网体系结构 · 计算机科学 2024-07-23 Liang Huang , Bincheng Zhu , Runkai Nan , Kaikai Chi , Yuan Wu

Identifying objective neuroimaging biomarkers to forecast Alzheimer's disease (AD) progression is crucial for timely intervention. However, this task remains challenging due to the complex dysfunctions in the spatio-temporal characteristics…

Neural Operators (NOs) have emerged as powerful tools for learning mappings between function spaces. Among them, the kernel integral operator has been widely used in universally approximating architectures. Following the original…

机器学习 · 计算机科学 2026-01-30 Haoze Song , Zhihao Li , Xiaobo Zhang , Zecheng Gan , Zhilu Lai , Wei Wang

Global Station Weather Forecasting (GSWF) is a key meteorological research area, critical to energy, aviation, and agriculture. Existing time series forecasting methods often ignore or unidirectionally model spatial correlation when…

机器学习 · 计算机科学 2025-09-26 Hongyi Chen , Xiucheng Li , Xinyang Chen , Yun Cheng , Jing Li , Kehai Chen , Liqiang Nie

Urban flow prediction is a spatio-temporal modeling task that estimates the throughput of transportation services like buses, taxis, and ride-sharing, where data-driven models have become the most popular solution in the past decade.…

机器学习 · 计算机科学 2024-08-07 Wei Jiang , Tong Chen , Guanhua Ye , Wentao Zhang , Lizhen Cui , Zi Huang , Hongzhi Yin

Rapid, accurate and robust detection of looming objects in cluttered moving backgrounds is a significant and challenging problem for robotic visual systems to perform collision detection and avoidance tasks. Inspired by the neural circuit…

机器人学 · 计算机科学 2021-03-02 Xiao Huang , Hong Qiao , Hui Li , Zhihong Jiang

Deep neural networks (DNNs) have shown exceptional performances in a wide range of tasks and have become the go-to method for problems requiring high-level predictive power. There has been extensive research on how DNNs arrive at their…

机器学习 · 计算机科学 2023-02-21 Mattias Luber , Anton Thielmann , Benjamin Säfken

Spiking Neural Networks (SNNs), with their brain-inspired spatiotemporal dynamics and spike-driven computation, have emerged as promising energy-efficient alternatives to Artificial Neural Networks (ANNs). However, existing SNNs typically…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Fan Luo , Zeyu Gao , Xinhao Luo , Kai Zhao , Yanfeng Lu

Learning PDE dynamics from limited data with unknown physics is challenging. Existing neural PDE solvers either require large datasets or rely on known physics (e.g., PDE residuals or handcrafted stencils), leading to limited applicability.…

机器学习 · 计算机科学 2026-05-25 Han Wan , Rui Zhang , Hao Sun

Time Series Anomaly Detection (TSAD) finds widespread applications across various domains such as financial markets, industrial production, and healthcare. Its primary objective is to learn the normal patterns of time series data, thereby…

机器学习 · 计算机科学 2024-07-01 Yutong Chen , Hongzuo Xu , Guansong Pang , Hezhe Qiao , Yuan Zhou , Mingsheng Shang

As artificial intelligence emerges as a transformative enabler for fusion energy commercialization, fast and accurate solvers become increasingly critical. In magnetic confinement nuclear fusion, rapid and accurate solution of the…

等离子体物理 · 物理学 2025-12-08 Siqi Ding , Zitong Zhang , Guoyang Shi , Xingyu Li , Xiang Gu , Yanan Xu , Huasheng Xie , Hanyue Zhao , Yuejiang Shi , Tianyuan Liu

Data-driven modeling techniques have been explored in the spatial-temporal modeling of complex dynamical systems for many engineering applications. However, a systematic approach is still lacking to leverage the information from different…

机器学习 · 计算机科学 2024-10-15 Chuanqi Chen , Jin-Long Wu

Neural operators have emerged as powerful data-driven solvers for PDEs, offering substantial acceleration over classical numerical methods. However, existing transformer-based operators still face critical challenges when modeling PDEs on…

人工智能 · 计算机科学 2026-05-12 Chun-Wun Cheng , Sifan Wang , Carola-Bibiane Schönlieb , Angelica I. Aviles-Rivero

Accurate prediction of machining deformation in structural components is essential for ensuring dimensional precision and reliability. Such deformation often originates from residual stress fields, whose distribution and influence vary…

机器学习 · 计算机科学 2025-09-17 Changqing Liu , Kaining Dai , Zhiwei Zhao , Tianyi Wu , Yingguang Li

Spatio-temporal data and processes are prevalent across a wide variety of scientific disciplines. These processes are often characterized by nonlinear time dynamics that include interactions across multiple scales of spatial and temporal…

机器学习 · 统计学 2017-08-18 Patrick L. McDermott , Christopher K. Wikle