collaborators

7 papers

cs.LG2026

FedTreeLoRA: Reconciling Statistical and Functional Heterogeneity in Federated LoRA Fine-Tuning

Jieming Bian, Lei Wang, Letian Zhang +1

Federated Learning (FL) with Low-Rank Adaptation (LoRA) has become a standard for privacy-preserving LLM fine-tuning. However, existing personalized methods predominantly operated…

cs.LG2025

FedALT: Federated Fine-Tuning through Adaptive Local Training with Rest-of-World LoRA

Jieming Bian, Lei Wang, Letian Zhang +1

Fine-tuning large language models (LLMs) in federated settings enables privacy-preserving adaptation but suffers from cross-client interference due to model aggregation. Existing f…

cs.LG2025

LoRA-FAIR: Federated LoRA Fine-Tuning with Aggregation and Initialization Refinement

Jieming Bian, Lei Wang, Letian Zhang +1

Foundation models (FMs) achieve strong performance across diverse tasks with task-specific fine-tuning, yet full parameter fine-tuning is often computationally prohibitive for larg…

cs.LG2025

Adaptive LoRA Experts Allocation and Selection for Federated Fine-Tuning

Lei Wang, Jieming Bian, Letian Zhang +1

Large Language Models (LLMs) have demonstrated impressive capabilities across various tasks, but fine-tuning them for domain-specific applications often requires substantial domain…

cs.LG2025

FedEL: Federated Elastic Learning for Heterogeneous Devices

Letian Zhang, Bo Chen, Jieming Bian +2

Federated learning (FL) enables distributed devices to collaboratively train machine learning models while maintaining data privacy. However, the heterogeneous hardware capabilitie…

cs.LG2025

Multimodal Federated Learning: A Survey through the Lens of Different FL Paradigms

Yuanzhe Peng, Jieming Bian, Lei Wang +2

Multimodal Federated Learning (MFL) lies at the intersection of two pivotal research areas: leveraging complementary information from multiple modalities to improve downstream infe…