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Medical time series are central to healthcare, enabling continuous monitoring and supporting timely clinical decisions. Despite recent progress, existing methods struggle to jointly model local-global dynamics and handle nonstationarities…

机器学习 · 计算机科学 2026-05-26 Da Zhang , Bingyu Li , Zhiyuan Zhao , Hongyuan Zhang , Junyu Gao , Xuelong Li

Medical time series, such as electrocardiograms (ECG) and electroencephalograms (EEG), exhibit complex temporal dynamics and structured cross-channel dependencies, posing fundamental challenges for automated analysis. Conventional…

信号处理 · 电气工程与系统科学 2026-05-08 ZhengXiao He , Huayu Li , Xiwen Chen , Janet M Roveda , Jinghao Wen , Siyuan Tian , Ao Li

Recent advancements in multivariate time series forecasting have been propelled by Linear-based, Transformer-based, and Convolution-based models, with Transformer-based architectures gaining prominence for their efficacy in temporal and…

机器学习 · 计算机科学 2024-09-27 Chaolv Zeng , Zhanyu Liu , Guanjie Zheng , Linghe Kong

Multivariate time series forecasting is fundamental to numerous domains such as energy, finance, and environmental monitoring, where complex temporal dependencies and cross-variable interactions pose enduring challenges. Existing…

机器学习 · 计算机科学 2026-05-15 Xingsheng Chen , Xianpei Mu , Deyu Yi , Yilin Yuan , Xingwei He , Bo Gao , Regina Zhang , Pietro Lio , Siu-Ming Yiu

"This work has been submitted to the lEEE for possible publication. Copyright may be transferred without noticeafter which this version may no longer be accessible." Time series modeling serves as the cornerstone of real-world applications,…

机器学习 · 计算机科学 2025-04-04 Sijie Xiong , Shuqing Liu , Cheng Tang , Fumiya Okubo , Haoling Xiong , Atsushi Shimada

The forecasting of irregular multivariate time series (IMTS) is crucial in key areas such as healthcare, biomechanics, climate science, and astronomy. However, achieving accurate and practical predictions is challenging due to two main…

机器学习 · 计算机科学 2025-11-18 Xvyuan Liu , Xiangfei Qiu , Xingjian Wu , Zhengyu Li , Chenjuan Guo , Jilin Hu , Bin Yang

Accurate detection of cardiac abnormalities from electrocardiogram recordings is regarded as essential for clinical diagnostics and decision support. Traditional deep learning models such as residual networks and transformer architectures…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Huawei Jiang , Husna Mutahira , Gan Huang , Mannan Saeed Muhammad

Time series forecasting in real world environments faces significant challenges non stationarity, multi scale temporal patterns, and distributional shifts that degrade model stability and accuracy. This study propose AdaMamba, a unified…

机器学习 · 计算机科学 2025-12-09 MinCheol Jeon

Irregular multivariate time series with missing values present significant challenges for predictive modeling in domains such as healthcare. While deep learning approaches often focus on temporal interpolation or complex architectures to…

机器学习 · 计算机科学 2026-03-16 Dingyi Nie , Yixing Wu , C. -C. Jay Kuo

In multivariate time-series forecasting (MTSF), extracting the temporal correlations of the input sequences is crucial. While popular Transformer-based predictive models can perform well, their quadratic computational complexity results in…

机器学习 · 计算机科学 2024-07-23 Shusen Ma , Yu Kang , Peng Bai , Yun-Bo Zhao

Multivariate time series classification (TSC) is critical for various applications in fields such as healthcare and finance. While various approaches for TSC have been explored, important properties of time series, such as shift…

机器学习 · 计算机科学 2025-03-18 Md Atik Ahamed , Qiang Cheng

Learning human motion based on a time-dependent input signal presents a challenging yet impactful task with various applications. The goal of this task is to generate or estimate human movement that consistently reflects the temporal…

计算机视觉与模式识别 · 计算机科学 2025-10-15 Quang Nguyen , Tri Le , Baoru Huang , Minh Nhat Vu , Ngan Le , Thieu Vo , Anh Nguyen

Video anomaly detection (VAD) has been extensively researched due to its potential for intelligent video systems. However, most existing methods based on CNNs and transformers still suffer from substantial computational burdens and have…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Zhangxun Li , Mengyang Zhao , Xuan Yang , Yang Liu , Jiamu Sheng , Xinhua Zeng , Tian Wang , Kewei Wu , Yu-Gang Jiang

State space models, such as Mamba, have recently garnered attention in time series forecasting due to their ability to capture sequence patterns. However, in electricity consumption benchmarks, Mamba forecasts exhibit a mean error of…

机器学习 · 统计学 2025-07-08 Pedro Pessoa , Paul Campitelli , Douglas P. Shepherd , S. Banu Ozkan , Steve Pressé

Electronic records contain sequences of events, some of which take place all at once in a single visit, and others that are dispersed over multiple visits, each with a different timestamp. We postulate that fine temporal detail, e.g.,…

机器学习 · 计算机科学 2019-04-30 Mohammad Taha Bahadori , Zachary Chase Lipton

Sequential recommendation systems have become a cornerstone of personalized services, adept at modeling the temporal evolution of user preferences by capturing dynamic interaction sequences. Existing approaches predominantly rely on…

信息检索 · 计算机科学 2025-05-15 Qianru Zhang , Honggang Wen , Wei Yuan , Crystal Chen , Menglin Yang , Siu-Ming Yiu , Hongzhi Yin

How to make a good trade-off between performance and computational cost is crucial for a tracker. However, current famous methods typically focus on complicated and time-consuming learning that combining temporal and appearance information…

计算机视觉与模式识别 · 计算机科学 2024-12-19 Jinxia Xie , Bineng Zhong , Qihua Liang , Ning Li , Zhiyi Mo , Shuxiang Song

Reconstructing precise clinical timelines is essential for modeling patient trajectories and forecasting risk in complex, heterogeneous conditions like sepsis. While unstructured clinical narratives offer semantically rich and contextually…

计算与语言 · 计算机科学 2026-05-15 Sayantan Kumar , Shahriar Noroozizadeh , Juyong Kim , Jeremy C. Weiss

This paper studies causal discovery in irregularly sampled time series-a key challenge in risk-sensitive domains like finance, healthcare, and climate science, where missing data and inconsistent sampling frequencies distort causal…

机器学习 · 计算机科学 2026-05-12 Weihong Li , Baohong Li , Anpeng Wu , Zhihan Li , Ming Ma , Keting Yin , Kun Kuang

U-shaped architectures have long dominated the field of medical image segmentation, while Transformers are widely employed for modeling long-range dependencies. The former typically handles scale variations implicitly by aggregating…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Yanhua Zhang , Ke Zhang , Jingyu Wang , Gabriella Balestra , Samanta Rosati , Yulin Wu , Wuwei Wang , Valentina Giannini
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