collaborators

11 papers

cs.AI2025

Improving LLM Reasoning via Dependency-Aware Query Decomposition and Logic-Parallel Content Expansion

Xianjun Gao, Jianchun Liu, Hongli Xu +1

The integration of Large Language Models (LLMs) into real-time Web applications, such as AI-powered search and conversational agents, presents a fundamental Web infrastructure chal…

cs.DC2025

Towards Communication-Efficient Decentralized Federated Graph Learning over Non-IID Data

Shilong Wang, Jianchun Liu, Hongli Xu +3

Decentralized Federated Graph Learning (DFGL) overcomes potential bottlenecks of the parameter server in FGL by establishing a peer-to-peer (P2P) communication network among worker…

cs.LG2025

Accelerating Mixture-of-Expert Inference with Adaptive Expert Split Mechanism

Jiaming Yan, Jianchun Liu, Hongli Xu +1

Mixture-of-Experts (MoE) has emerged as a promising architecture for modern large language models (LLMs). However, massive parameters impose heavy GPU memory (i.e., VRAM) demands,…

cs.DB2025

Adaptive KV-Cache Compression without Manually Setting Budget

Chenxia Tang, Jianchun Liu, Hongli Xu +1

Large language models (LLMs) inference relies heavily on KV-caches to accelerate autoregressive decoding, but the resulting memory footprint grows rapidly with sequence length, pos…

cs.LG2025

Mitigating Catastrophic Forgetting with Adaptive Transformer Block Expansion in Federated Fine-Tuning

Yujia Huo, Jianchun Liu, Hongli Xu +3

Federated fine-tuning (FedFT) of large language models (LLMs) has emerged as a promising solution for adapting models to distributed data environments while ensuring data privacy.…

cs.DC2025

FedQuad: Adaptive Layer-wise LoRA Deployment and Activation Quantization for Federated Fine-Tuning

Rukuo Li, Jianchun Liu, Hongli Xu +1

Federated fine-tuning (FedFT) provides an effective paradigm for fine-tuning large language models (LLMs) in privacy-sensitive scenarios. However, practical deployment remains chal…