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Seasonal time series exhibit intricate long-term dependencies, posing a significant challenge for accurate future prediction. This paper introduces the Multi-scale Seasonal Decomposition Model (MSSD) for seasonal time-series forecasting.…

机器学习 · 计算机科学 2024-12-18 Yining Pang , Chenghan Li

Chlorophyll concentration can well reflect the nutritional status and algal blooms of water bodies, and is an important indicator for evaluating water quality. The prediction of chlorophyll concentration change trend is of great…

机器学习 · 计算机科学 2023-09-15 Ying Chen , Xiao Li , Hongbo Zhang , Wenyang Song , Chongxuan Xv

Future 6G networks will host massive numbers of embodied intelligent agents, which require real-time channel awareness over continuous-space for autonomous decision-making. By pre-obtaining location-specific channel state information (CSI),…

信号处理 · 电气工程与系统科学 2026-04-02 Tianrun Qi , Cheng-Xiang Wang , Chen Huang , Junling Li , John S Thompson

Accurate channel state information (CSI) is critical for realizing the full potential of multiple-antenna wireless communication systems. While deep learning (DL)-based CSI feedback methods have shown promise in reducing feedback overhead,…

信息论 · 计算机科学 2025-04-16 Jiayi Liu , Jiajia Guo , Yiming Cui , Chao-Kai Wen , Shi Jin

Multivariate time series forecasting is essential in domains such as finance, transportation, climate, and energy. However, existing patch-based methods typically adopt fixed-length segmentation, overlooking the heterogeneity of local…

机器学习 · 计算机科学 2026-01-06 Kuiye Ding , Fanda Fan , Chunyi Hou , Zheya Wang , Lei Wang , Zhengxin Yang , Jianfeng Zhan

Traffic speed forecasting is one of the core problems in transportation systems. For a more accurate prediction, recent studies started using not only the temporal speed patterns but also the spatial information on the road network through…

机器学习 · 计算机科学 2022-09-27 Kyungeun Lee , Wonjong Rhee

Acquiring accurate channel state information (CSI) is critical for reliable and efficient wireless communication, but challenges such as high pilot overhead and channel aging hinder timely and accurate CSI acquisition. CSI prediction, which…

信号处理 · 电气工程与系统科学 2025-10-14 Mehdi Sattari , Javad Aliakbari , Alexandre Graell i Amat , Tommy Svensson

Traffic forecasting is one canonical example of spatial-temporal learning task in Intelligent Traffic System. Existing approaches capture spatial dependency with a pre-determined matrix in graph convolution neural operators. However, the…

机器学习 · 计算机科学 2022-06-08 Chen Weikang , Li Yawen , Xue Zhe , Li Ang , Wu Guobin

Conformal Prediction (CP) is a distribution-free framework for constructing statistically rigorous prediction sets. While popular variants such as CD-split improve CP's efficiency, they often yield prediction sets composed of multiple…

机器学习 · 统计学 2025-09-29 Mingyi Zheng , Hongyu Jiang , Yizhou Lu , Jiaye Teng

Deep forecasting models often suffer from attenuated periodic perception and entangled trend-noise representations as network depth increases. Moreover, the widely adopted channel-independent paradigm, while improving training stability,…

机器学习 · 计算机科学 2026-05-19 Hua Wang , Xianhao Jiao , Fan Zhang

Graph deep learning methods have become popular tools to process collections of correlated time series. Unlike traditional multivariate forecasting methods, graph-based predictors leverage pairwise relationships by conditioning forecasts on…

机器学习 · 计算机科学 2025-06-09 Andrea Cini , Ivan Marisca , Daniele Zambon , Cesare Alippi

Time series forecasting with exogenous variables is a critical emerging paradigm that presents unique challenges in modeling dependencies between variables. Traditional models often struggle to differentiate between endogenous and exogenous…

机器学习 · 计算机科学 2025-05-30 Pengfei Zhou , Yunlong Liu , Junli Liang , Qi Song , Xiangyang Li

This paper addresses the challenges of mobile user requirements in shadowing and multi-fading environments, focusing on the Downlink (DL) radio node selection based on Uplink (UL) channel estimation. One of the key issues tackled in this…

网络与互联网体系结构 · 计算机科学 2024-12-02 Mervat Zarour , Qiuheng Zhou , Sergiy Melnyk , Hans D. Schotten

Foundational modelling of multi-dimensional time-series data in industrial systems presents a central trade-off: channel-dependent (CD) models capture specific cross-variable dynamics but lack robustness and adaptability as model layers are…

机器学习 · 计算机科学 2025-09-23 Michael Mayr , Georgios C. Chasparis

Exogenous variables offer valuable supplementary information for predicting future endogenous variables. Forecasting with exogenous variables needs to consider both past-to-future dependencies (i.e., temporal correlations) and the influence…

机器学习 · 计算机科学 2026-05-04 Zhengyu Li , Xiangfei Qiu , Yuhan Zhu , Xingjian Wu , Jilin Hu , Chenjuan Guo , Bin Yang

Real-world multichannel time series prediction faces growing demands for efficiency across edge and cloud environments, making channel compression a timely and essential problem. Motivated by the success of Multiple-Input Multiple-Output…

机器学习 · 计算机科学 2026-01-30 Ziqi Liu , Pei Zeng , Yi Ding

We frequently encounter multiple series that are temporally correlated in our surroundings, such as EEG data to examine alterations in brain activity or sensors to monitor body movements. Segmentation of multivariate time series data is a…

机器学习 · 计算机科学 2024-10-23 Shima Imani , Harsh Shrivastava

Effective network state classification is a primary task for ensuring network security and optimizing performance. Existing deep learning models have shown considerable progress in this area. Some methods excel at analyzing the complex…

机器学习 · 计算机科学 2025-09-16 Yuan Gao , Xuelong Wang , Zhenguo Dong , Yong Zhang

Time series forecasting, which aims to predict future values based on historical data, has garnered significant attention due to its broad range of applications. However, real-world time series often exhibit complex non-uniform distribution…

机器学习 · 计算机科学 2025-10-02 Yanru Sun , Zongxia Xie , Emadeldeen Eldele , Dongyue Chen , Qinghua Hu , Min Wu

Time series forecasting plays a crucial role in various applications, particularly in healthcare, where accurate predictions of future health trajectories can significantly impact clinical decision-making. Ensuring transparency and…

机器学习 · 计算机科学 2025-05-22 Jeremy Qin