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相关论文: Spatial-Temporal Mixture-of-Graph-Experts for Mult…

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Real-world multivariate time series can exhibit intricate multi-scale structures, including global trends, local periodicities, and non-stationary regimes, which makes long-horizon forecasting challenging. Although sparse Mixture-of-Experts…

机器学习 · 计算机科学 2026-03-16 Evandro S. Ortigossa , Guy Lutsker , Eran Segal

Spatial-temporal forecasting has attracted tremendous attention in a wide range of applications, and traffic flow prediction is a canonical and typical example. The complex and long-range spatial-temporal correlations of traffic flow bring…

机器学习 · 计算机科学 2021-06-25 Zheng Fang , Qingqing Long , Guojie Song , Kunqing Xie

We introduce a Mixture of Raytraced Experts, a stacked Mixture of Experts (MoE) architecture which can dynamically select sequences of experts, producing computational graphs of variable width and depth. Existing MoE architectures generally…

机器学习 · 计算机科学 2025-07-17 Andrea Perin , Giacomo Lagomarsini , Claudio Gallicchio , Giuseppe Nuti

The long-term progression of neurodegenerative diseases is commonly conceptualized as a spatiotemporal diffusion process that consists of a graph diffusion process across the structural brain connectome and a localized reaction process…

Linear mixed-effects model (LMM) is a cornerstone of longitudinal data analysis, but is limited to adeptly make heterogeneous analyses predictable under both group-specific fixed effects and subject-specific random effects. To address this…

统计方法学 · 统计学 2026-03-10 Xinkai Yue , Xiaodong Yan , Haohui Han , Liya Fu

Spatial-temporal graph learning has emerged as a promising solution for modeling structured spatial-temporal data and learning region representations for various urban sensing tasks such as crime forecasting and traffic flow prediction.…

机器学习 · 计算机科学 2023-06-21 Qianru Zhang , Chao Huang , Lianghao Xia , Zheng Wang , Siuming Yiu , Ruihua Han

Multi-Domain Continual Learning (MDCL) acquires knowledge from sequential tasks with shifting class sets and distribution. Despite the Parameter-Efficient Fine-Tuning (PEFT) methods can adapt for this dual heterogeneity, they still suffer…

机器学习 · 计算机科学 2025-08-12 Jialu Zhou , Dianxi Shi , Shaowu Yang , Xinyu Wei , Mingyue Yang , Leqian Li , Mengzhu Wang , Chunping Qiu

Mixture of Experts (MoE), an ensemble of specialized models equipped with a router that dynamically distributes each input to appropriate experts, has achieved successful results in the field of machine learning. However, theoretical…

机器学习 · 计算机科学 2025-08-19 Ryotaro Kawata , Kohsei Matsutani , Yuri Kinoshita , Naoki Nishikawa , Taiji Suzuki

Sparse Mixture of Experts (SMoE) enables scalable parameter growth in large language models (LLMs) by selectively activating a subset of experts, and its large parameter count necessitates distributed deployment for inference. However,…

分布式、并行与集群计算 · 计算机科学 2026-05-07 Yu Han , Lehan Pan , Jie Peng , Ziyang Tao , Hanqi Zhu , Wuyang Zhang , Yanyong Zhang

In recent years, various methods have been proposed for mesh analysis, each offering distinct advantages and often excelling on different object classes. We present a novel Mixture of Experts (MoE) framework designed to harness the…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Amir Belder , Ayellet Tal

Survival analysis is a task to model the time until an event of interest occurs, widely used in clinical and biomedical research. A key challenge is to model patient heterogeneity while also adapting risk predictions to both individual…

机器学习 · 计算机科学 2025-10-31 Hyeonjun Lee , Hyungseob Shin , Gunhee Nam , Hyeonsoo Lee

Multi-modality spatio-temporal (MoST) data extends spatio-temporal (ST) data by incorporating multiple modalities, which is prevalent in monitoring systems, encompassing diverse traffic demands and air quality assessments. Despite…

机器学习 · 计算机科学 2024-05-07 Jiewen Deng , Renhe Jiang , Jiaqi Zhang , Xuan Song

This paper investigates traffic forecasting, which attempts to forecast the future state of traffic based on historical situations. This problem has received ever-increasing attention in various scenarios and facilitated the development of…

机器学习 · 计算机科学 2024-03-05 Wei Ju , Yusheng Zhao , Yifang Qin , Siyu Yi , Jingyang Yuan , Zhiping Xiao , Xiao Luo , Xiting Yan , Ming Zhang

The Mixture of Experts (MoE) has emerged as a highly successful technique in deep learning, based on the principle of divide-and-conquer to maximize model capacity without significant additional computational cost. Even in the era of…

计算与语言 · 计算机科学 2024-09-02 Boan Liu , Liang Ding , Li Shen , Keqin Peng , Yu Cao , Dazhao Cheng , Dacheng Tao

Traffic prediction has been an active research topic in the domain of spatial-temporal data mining. Accurate real-time traffic prediction is essential to improve the safety, stability, and versatility of smart city systems, i.e., traffic…

机器学习 · 计算机科学 2024-06-19 Xunlian Luo , Chunjiang Zhu , Detian Zhang , Qing Li

Transformer-based models have recently made significant advances in accurate time-series forecasting, but even these architectures struggle to scale efficiently while capturing long-term temporal dynamics. Mixture-of-Experts (MoE) layers…

机器学习 · 计算机科学 2026-03-17 Evandro S. Ortigossa , Eran Segal

Spatiotemporal forecasting techniques are significant for various domains such as transportation, energy, and weather. Accurate prediction of spatiotemporal series remains challenging due to the complex spatiotemporal heterogeneity. In…

机器学习 · 计算机科学 2024-10-01 Haotian Gao , Renhe Jiang , Zheng Dong , Jinliang Deng , Yuxin Ma , Xuan Song

Recent studies have shifted their focus towards formulating traffic forecasting as a spatio-temporal graph modeling problem. Typically, they constructed a static spatial graph at each time step and then connected each node with itself…

机器学习 · 计算机科学 2023-06-14 Chuanpan Zheng , Xiaoliang Fan , Shirui Pan , Haibing Jin , Zhaopeng Peng , Zonghan Wu , Cheng Wang , Philip S. Yu

We propose a novel adaptive Mixture-of-Experts (MoE) framework for time series forecasting that enhances expert specialization by incorporating expert-specific loss information directly into the training process. Notably, the overall…

机器学习 · 统计学 2026-05-12 Btissame El Mahtout , Florian Ziel

Traffic forecasting, which benefits from mobile Internet development and position technologies, plays a critical role in Intelligent Transportation Systems. It helps to implement rich and varied transportation applications and bring…

机器学习 · 计算机科学 2023-10-26 Chengzhi Yao , Zhi Li , Junbo Wang