collaborators

10 papers

cs.DC2026

PCR: A Prefetch-Enhanced Cache Reuse System for Low-Latency RAG Serving

Wenfeng Wang, Xiaofeng Hou, Peng Tang +5

Retrieval-Augmented Generation (RAG) systems enhance the performance of large language models (LLMs) by incorporating supplementary retrieved documents, enabling more accurate and…

cs.DC2026

MuxTune: Efficient Multi-Task LLM Fine-Tuning in Multi-Tenant Datacenters via Spatial-Temporal Backbone Multiplexing

Chunyu Xue, Yi Pan, Weihao Cui +4

Parameter-Efficient Fine-Tuning (PEFT) is widely applied as the backend of fine-tuning APIs for large language model (LLM) customization in datacenters. Service providers deploy se…

cs.DC2025

Towards Resource-Efficient Serverless LLM Inference with SLINFER

Chuhao Xu, Zijun Li, Quan Chen +3

The rise of LLMs has driven demand for private serverless deployments, characterized by moderate-sized models and infrequent requests. While existing serverless solutions follow ex…

cs.LG2025

MoE-SpeQ: Speculative Quantized Decoding with Proactive Expert Prefetching and Offloading for Mixture-of-Experts

Wenfeng Wang, Jiacheng Liu, Xiaofeng Hou +5

The immense memory requirements of state-of-the-art Mixture-of-Experts (MoE) models present a significant challenge for inference, often exceeding the capacity of a single accelera…

cs.CL2025

MoE-Prism: Disentangling Monolithic Experts for Elastic MoE Services via Model-System Co-Designs

Xinfeng Xia, Jiacheng Liu, Xiaofeng Hou +5

Mixture-of-Experts (MoE) scales model capacity through sparse activation, and is becoming an important architecture for large language models (LLMs). However, existing MoE serving…

cs.AI2025

Boosting Embodied AI Agents through Perception-Generation Disaggregation and Asynchronous Pipeline Execution

Shulai Zhang, Ao Xu, Quan Chen +6

Embodied AI systems operate in dynamic environments, requiring seamless integration of perception and generation modules to process high-frequency input and output demands. Traditi…