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Driven by the transition towards a climate-neutral energy system, accurate energy time series forecasting is critical for planning and operation. Yet, it remains largely a dataset-specific task, requiring comprehensive training data,…

机器学习 · 计算机科学 2026-04-27 Marco Obermeier , Marco Pruckner , Florian Haselbeck , Andreas Zeiselmair

Time series foundation models excel in zero-shot forecasting, handling diverse tasks without explicit training. However, the advancement of these models has been hindered by the lack of comprehensive benchmarks. To address this gap, we…

机器学习 · 计算机科学 2024-11-12 Taha Aksu , Gerald Woo , Juncheng Liu , Xu Liu , Chenghao Liu , Silvio Savarese , Caiming Xiong , Doyen Sahoo

Existing few-shot medical image segmentation (FSMIS) models fail to address a practical issue in medical imaging: the domain shift caused by different imaging techniques, which limits the applicability to current FSMIS tasks. To overcome…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Yuntian Bo , Yazhou Zhu , Lunbo Li , Haofeng Zhang

Time series forecasting has become an increasingly popular research area due to its critical applications in various real-world domains such as traffic management, weather prediction, and financial analysis. Despite significant…

机器学习 · 计算机科学 2024-08-22 Ninghui Feng , Songning Lai , Jiayu Yang , Fobao Zhou , Zhenxiao Yin , Hang Zhao

Time series forecasting (TSF) possesses great practical values in various fields, including power and energy, transportation, etc. TSF methods have been studied based on knowledge from classical statistics to modern deep learning. Yet, all…

机器学习 · 计算机科学 2025-10-27 Luoxiao Yang , Yun Wang , Xinqi Fan , Israel Cohen , Jingdong Chen , Zijun Zhang

Recently, frequency transformation (FT) has been increasingly incorporated into deep learning models to significantly enhance state-of-the-art accuracy and efficiency in time series analysis. The advantages of FT, such as high efficiency…

机器学习 · 计算机科学 2025-06-16 Kun Yi , Qi Zhang , Wei Fan , Longbing Cao , Shoujin Wang , Guodong Long , Liang Hu , Hui He , Qingsong Wen , Hui Xiong

Recent advancements in generative modeling, particularly diffusion models, have opened new directions for time series modeling, achieving state-of-the-art performance in forecasting and synthesis. However, the reliance of diffusion-based…

机器学习 · 计算机科学 2025-05-13 Marcel Kollovieh , Marten Lienen , David Lüdke , Leo Schwinn , Stephan Günnemann

Neural time-series analysis has traditionally focused on modeling data in the time domain, often with some approaches incorporating equivalent Fourier domain representations as auxiliary spectral features. In this work, we shift the main…

机器学习 · 计算机科学 2024-10-08 Minjung Kim , Yusuke Hioka , Michael Witbrock

Many real-world time series exhibit strong periodic structures arising from physical laws, human routines, or seasonal cycles. However, modern deep forecasting models often fail to capture these recurring patterns due to spectral bias and a…

机器学习 · 计算机科学 2025-08-05 Menglin Kong , Vincent Zhihao Zheng , Lijun Sun

Training a general-purpose time series foundation models with robust generalization capabilities across diverse applications from scratch is still an open challenge. Efforts are primarily focused on fusing cross-domain time series datasets…

机器学习 · 计算机科学 2024-12-13 Shengchao Chen , Guodong Long , Jing Jiang , Chengqi Zhang

Missing values, irregularly collected samples, and multi-resolution signals commonly occur in multivariate time series data, making predictive tasks difficult. These challenges are especially prevalent in the healthcare domain, where…

Multivariate time series forecasting is an important machine learning problem across many domains, including predictions of solar plant energy output, electricity consumption, and traffic jam situation. Temporal data arise in these…

机器学习 · 计算机科学 2018-04-20 Guokun Lai , Wei-Cheng Chang , Yiming Yang , Hanxiao Liu

Transformers have demonstrated impressive strength in long-term series forecasting. Existing prediction research mostly focused on mapping past short sub-series (lookback window) to future series (forecast window). The longer training…

机器学习 · 计算机科学 2023-02-22 Julong Young , Junhui Chen , Feihu Huang , Jian Peng

Source separation is a fundamental task in speech, music, and audio processing, and it also provides cleaner and larger data for training generative models. However, improving separation performance in practice often depends on increasingly…

声音 · 计算机科学 2025-10-15 Yongsheng Feng , Yuetonghui Xu , Jiehui Luo , Hongjia Liu , Xiaobing Li , Feng Yu , Wei Li

Multi-modal multi-view action recognition is a rapidly growing field in computer vision, offering significant potential for applications in surveillance. However, current datasets often fail to address real-world challenges such as…

计算机视觉与模式识别 · 计算机科学 2025-05-08 Trung Thanh Nguyen , Yasutomo Kawanishi , Vijay John , Takahiro Komamizu , Ichiro Ide

Multivariate Time Series (MTS) forecasting involves modeling temporal dependencies within historical records. Transformers have demonstrated remarkable performance in MTS forecasting due to their capability to capture long-term…

机器学习 · 计算机科学 2024-07-17 Yifan Zhang , Rui Wu , Sergiu M. Dascalu , Frederick C. Harris

As multimodal data proliferates across diverse real-world applications, leveraging heterogeneous information such as texts and timestamps for accurate time series forecasting (TSF) has become a critical challenge. While diffusion models…

机器学习 · 计算机科学 2025-12-09 Da Zhang , Bingyu Li , Zhuyuan Zhao , Junyu Gao , Feiping Nie , Xuelong Li

An end-to-end fiber-based network holds the potential to provide multi-gigabit fixed access to end-users. However, deploying fiber access, especially in areas where fiber is non-existent, can be time-consuming and costly, resulting in…

信号处理 · 电气工程与系统科学 2023-12-18 Soumya Banerjee , Sarada Prasad Gochhayat , Sachin Shetty

Foundation models have achieved remarkable success across diverse machine-learning domains through large-scale pretraining on large, diverse datasets. However, pretraining on such datasets introduces significant challenges due to…

机器学习 · 计算机科学 2025-04-16 Peiliang Gong , Emadeldeen Eldele , Min Wu , Zhenghua Chen , Xiaoli Li , Daoqiang Zhang

Forecasting multivariate time series data, such as prediction of electricity consumption, solar power production, and polyphonic piano pieces, has numerous valuable applications. However, complex and non-linear interdependencies between…

机器学习 · 计算机科学 2019-09-20 Shun-Yao Shih , Fan-Keng Sun , Hung-yi Lee