activity
20242026
collaborators

14 papers

cs.LG2026

Libra: Efficient Resource Management for Agentic RL Post-Training

Kaiwen Chen, Xin Tan, Jingzong Li +1

Reinforcement learning (RL) has emerged as a standard post-training paradigm for shaping large language models (LLMs) into capable agents. In agentic RL, the rollout stage generate…

cs.LG2026

ReLoRA: Knowledge-Reusing Adaptation for Fast Rollout of Evolving LLM Services

Yang Xu, Zihuai Xu, Hongli Xu +3

Large Language Models (LLMs) are increasingly deployed as continuously evolving services, where frequent base-model updates may invalidate previously deployed task-specific Low-Ran…

cs.DC2025

DySTop

Yizhou Shi, Qianpiao Ma, Yan Xu +4

Federated Learning (FL) has emerged as a potential distributed learning paradigm that enables model training on edge devices (i.e., workers) while preserving data privacy. However,…

cs.DC2025

Collaborative Speculative Inference for Efficient LLM Inference Serving

Luyao Gao, Jianchun Liu, Hongli Xu +3

Speculative inference is a promising paradigm employing small speculative models (SSMs) as drafters to generate draft tokens, which are subsequently verified in parallel by the tar…

cs.LG2025

Resource-Efficient Federated Fine-Tuning Large Language Models for Heterogeneous Data

Jun Liu, Yunming Liao, Hongli Xu +1

Fine-tuning large language models (LLMs) via federated learning, i.e., FedLLM, has been proposed to adapt LLMs for various downstream applications in a privacy-preserving way. To r…

cs.LG2025

A Novel Hat-Shaped Device-Cloud Collaborative Inference Framework for Large Language Models

Zuan Xie, Yang Xu, Hongli Xu +2

Recent advancements in large language models (LLMs) have catalyzed a substantial surge in demand for LLM services. While traditional cloud-based LLM services satisfy high-accuracy…