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Irregular Multivariate Time Series (IMTS) are characterized by uneven intervals between consecutive timestamps, which carry sampling pattern information valuable and informative for learning temporal and variable dependencies. In addition,…

机器学习 · 计算机科学 2026-02-26 Boyuan Li , Zhen Liu , Yicheng Luo , Qianli Ma

Time series (TS) forecasting has been an unprecedentedly popular problem in recent years, with ubiquitous applications in both scientific and business fields. Various approaches have been introduced to time series analysis, including both…

机器学习 · 计算机科学 2024-05-20 Ziyou Guo , Yan Sun , Tieru Wu

One of the primary objectives of satellite remote sensing is to capture the complex dynamics of the Earth environment, which encompasses tasks such as reconstructing continuous cloud-free image sequences, detecting land cover changes, and…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Yuxiang Zhang , Shunlin Liang , Wenyuan Li , Han Ma , Jianglei Xu , Yichuan Ma , Jiangwei Xie , Wei Li , Mengmeng Zhang , Ran Tao , Xiang-Gen Xia

Multivariate time series forecasting is crucial across various industries, where accurate extraction of complex periodic and trend components can significantly enhance prediction performance. However, existing models often struggle to…

机器学习 · 计算机科学 2025-05-08 Yulong Wang , Yushuo Liu , Xiaoyi Duan , Kai Wang

Recent advances in deep forecasting models have achieved remarkable performance, yet most approaches still struggle to provide both accurate predictions and interpretable insights into temporal dynamics. This paper proposes CaReTS, a novel…

机器学习 · 计算机科学 2025-11-14 Fulong Yao , Wanqing Zhao , Chao Zheng , Xiaofei Han

Time series forecasting serves as an essential tool for many real-world applications, supporting tasks such as resource optimization and decision-making. Despite significant architectural advancements, most modern models still treat…

机器学习 · 计算机科学 2026-05-12 Sheng Pan , Ming Jin , Bo Du , Shirui Pan

Accurate time series forecasting is critical for a wide range of problems with temporal data. Ensemble modeling is a well-established technique for leveraging multiple predictive models to increase accuracy and robustness, as the…

机器学习 · 计算机科学 2023-04-11 Dimitris Bertsimas , Leonard Boussioux

Masked diffusion models (MDMs) offer a promising non-autoregressive alternative for large language modeling. Standard decoding methods for MDMs, such as confidence-based sampling, select tokens independently based on individual token…

计算与语言 · 计算机科学 2025-09-23 Daehoon Gwak , Minseo Jung , Junwoo Park , Minho Park , ChaeHun Park , Junha Hyung , Jaegul Choo

Generative models have demonstrated remarkable potential in time series analysis tasks, like synthesis, forecasting, imputation, etc. However, offering limited coverage for generative models, existing time series libraries are mainly…

机器学习 · 计算机科学 2026-05-20 Chenxi Wang , Xiaorong Wang , Peiyang Li , Yi Wang

Multivariate time series forecasting plays a crucial role in various real-world applications. Significant efforts have been made to integrate advanced network architectures and training strategies that enhance the capture of temporal…

机器学习 · 计算机科学 2024-10-31 Zhiding Liu , Jiqian Yang , Qingyang Mao , Yuze Zhao , Mingyue Cheng , Zhi Li , Qi Liu , Enhong Chen

Weather forecasting has seen a shift in methods from numerical simulations to data-driven systems. While initial research in the area focused on deterministic forecasting, recent works have used diffusion models to produce skillful ensemble…

机器学习 · 计算机科学 2025-04-15 Martin Andrae , Tomas Landelius , Joel Oskarsson , Fredrik Lindsten

In this work, we propose an ensemble forecasting approach based on randomized neural networks. Improved randomized learning streamlines the fitting abilities of individual learners by generating network parameters in accordance with the…

机器学习 · 计算机科学 2021-07-12 Grzegorz Dudek , Paweł Pełka

Multivariate time-series (MTS) forecasting is a paramount and fundamental problem in many real-world applications. The core issue in MTS forecasting is how to effectively model complex spatial-temporal patterns. In this paper, we develop a…

机器学习 · 计算机科学 2024-02-16 Jinliang Deng , Xiusi Chen , Renhe Jiang , Du Yin , Yi Yang , Xuan Song , Ivor W. Tsang

Multivariate time-series (MTS) forecasting is fundamental to applications ranging from urban mobility and resource management to climate modeling. While recent generative models based on denoising diffusion have advanced state-of-the-art…

机器学习 · 计算机科学 2025-11-21 Seyed Mohamad Moghadas , Bruno Cornelis , Adrian Munteanu

Time-series forecasting is one of the most active research topics in artificial intelligence. Applications in real-world time series should consider two factors for achieving reliable predictions: modeling dynamic dependencies among…

机器学习 · 计算机科学 2021-05-28 Gabriel Spadon , Shenda Hong , Bruno Brandoli , Stan Matwin , Jose F. Rodrigues-Jr , Jimeng Sun

Interpreting complex time series forecasting models is challenging due to the temporal dependencies between time steps and the dynamic relevance of input features over time. Existing interpretation methods are limited by focusing mostly on…

机器学习 · 计算机科学 2025-03-11 Md. Khairul Islam , Judy Fox

Weighted ensemble (WE) is an enhanced path-sampling method that is conceptually simple, widely applicable, and statistically exact. In a WE simulation, an ensemble of trajectories is periodically pruned or replicated to enhance sampling of…

Time series forecasting is a relevant task that is performed in several real-world scenarios such as product sales analysis and prediction of energy demand. Given their accuracy performance, currently, Recurrent Neural Networks (RNNs) are…

机器学习 · 计算机科学 2021-07-30 Nils Thoma , Zhongjie Yu , Fabrizio Ventola , Kristian Kersting

Sequential Recommender Systems (SRS) aim to model sequential behaviors of users to capture their interests which usually evolve over time. Transformer-based SRS have achieved distinguished successes recently. However, studies reveal…

信息检索 · 计算机科学 2025-08-04 Sheng Lu , Mingxi Ge , Jiuyi Zhang , Wanli Zhu , Guanjin Li , Fangming Gu

Foundation models have revolutionized general-purpose problem-solving, offering rapid task adaptation through pretraining, meta-training, and finetuning. Recent crucial advances in these paradigms reveal the importance of challenging task…

机器学习 · 计算机科学 2025-10-21 Qi Wang , Zehao Xiao , Yixiu Mao , Yun Qu , Jiayi Shen , Yiqin Lv , Xiangyang Ji
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