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Shengchao Chen

5 accepted papers

2026

FeDaL: Federated Dataset Learning for General Time Series Foundation Models

ICLR 2026poster

Dataset-level heterogeneity introduces significant domain biases that fundamentally degrade generalization on general Time Series Foundation Models (TSFMs), yet this challenge remains underexplored. This paper rethinks the from-scratch training of TSFMs using the paradigm of federated learning. We p…

Cited by 0SourcecodeScholar
2025

Federated Foundation Models on Heterogeneous Time Series

AAAI 2025technical

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 to extract shared subsequences as tokens for training models…

2024

Federated Prompt Learning for Weather Foundation Models on Devices

IJCAI 2024poster

On-device intelligence for weather forecasting uses local deep learning models to analyze weather patterns without centralized cloud computing, holds significance for supporting human activates. Federated Learning is a promising solution for such forecasting by enabling collaborative model training…

2024

Personalized Adapter for Large Meteorology Model on Devices: Towards Weather Foundation Models

NeurIPS 2024poster

This paper demonstrates that pre-trained language models (PLMs) are strong foundation models for on-device meteorological variable modeling. We present LM-Weather, a generic approach to taming PLMs, that have learned massive sequential knowledge from the universe of natural language databases, to ac…

Cited by 7SourcePDFScholar
2023

Prompt Federated Learning for Weather Forecasting: Toward Foundation Models on Meteorological Data

IJCAI 2023poster

To tackle the global climate challenge, it urgently needs to develop a collaborative platform for comprehensive weather forecasting on large-scale meteorological data. Despite urgency, heterogeneous meteorological sensors across countries and regions, inevitably causing multivariate heterogeneity an…