collaborators

6 papers

cs.DC2026

Scaling LLM Inference Beyond Amdahl`s Limits via Eliminating Non-Scalable Overheads

Alan Zhao, Cyril Y. He, Wei Xu

Deployers of online LLM services usually seek to maximize cluster-wide performance given a fixed number of GPUs. Tensor parallelism (TP) is necessary to fit modern models but scale…

cs.DC2026

SiDP: Memory-Efficient Data Parallelism for Offline LLM Inference

Alan Zhao, Cyril Y. He

The rapid adoption of large language models (LLMs) has shifted a substantial portion of inference workloads into throughput-oriented offline regimes, where fully utilizing GPU comp…

cs.LG2026

FluxMoE: Decoupling Expert Residency for High-Performance MoE Serving

Qingxiu Liu, Cyril Y. He, Hanser Jiang +3

Mixture-of-Experts (MoE) models have become a dominant paradigm for scaling large language models, but their rapidly growing parameter sizes introduce a fundamental inefficiency du…

cs.CL2026

Micro-Macro Retrieval: Reducing Long-Form Hallucination in Large Language Models

Yujie Feng, Jian Li, Zhihan Zhou +7

Large Language Models (LLMs) achieve impressive performance across many tasks but remain prone to hallucination, especially in long-form generation where redundant retrieved contex…

cs.CL2025

Ambiguity Awareness Optimization: Towards Semantic Disambiguation for Direct Preference Optimization

Jian Li, Shenglin Yin, Yujia Zhang +4

Direct Preference Optimization (DPO) is a widely used reinforcement learning from human feedback (RLHF) method across various domains. Recent research has increasingly focused on t…

cs.CL2025

AIMMerging: Adaptive Iterative Model Merging Using Training Trajectories for Language Model Continual Learning

Yujie Feng, Jian Li, Xiaoyu Dong +8

Continual learning (CL) is essential for deploying large language models (LLMs) in dynamic real-world environments without the need for costly retraining. Recent model merging-base…