collaborators

5 papers

cs.LG2026

Federated Weather Modeling on Sensor Data

Shengchao Chen, Guodong Long

Federated weather modeling on sensor data is a distributed system underpinned by federated learning, enabling multiple sensor data sources, including ground weather stations, satel…

cs.LG2026

Bi-level Heterogeneous Learning for Time Series Foundation Models: A Federated Learning Approach

Shengchao Chen, Guodong Long, Dikai Liu +1

Heterogeneity in time series data is more pronounced than in vision or language, as temporal dynamics vary substantially across domains and tasks. Existing efforts on training time…

cs.LG2026

Discrete Prototypical Memories for Federated Time Series Foundation Models

Liwei Deng, Qingxiang Liu, Xinhe Niu +5

Leveraging Large Language Models (LLMs) as federated learning (FL)-based time series foundation models offers a promising way to transfer the generalization capabilities of LLMs to…

cs.LG2026

FeDaL: Federated Dataset Learning for General Time Series Foundation Models

Shengchao Chen, Guodong Long, Michael Blumenstein +1

Dataset-level heterogeneity introduces significant domain biases that fundamentally degrade generalization on general Time Series Foundation Models (TSFMs), yet this challenge rema…

cs.LG2024

Federated Foundation Models on Heterogeneous Time Series

Shengchao Chen, Guodong Long, Jing Jiang +1

Training a general-purpose time series foundation models with robust generalization capabilities across diverse applications from scratch is still an open challenge. Efforts are pr…