activity
20242026
collaborators

7 papers

cs.CL2026

On Safety Risks in Experience-Driven Self-Evolving Agents

Weixiang Zhao, Yichen Zhang, Yingshuo Wang +8

Experience-driven self-evolution has emerged as a promising paradigm for improving the autonomy of large language model agents, yet its reliance on self-curated experience introduc…

cs.CL2025

SABlock: Semantic-Aware KV Cache Eviction with Adaptive Compression Block Size

Jinhan Chen, Jianchun Liu, Hongli Xu +2

The growing memory footprint of the Key-Value (KV) cache poses a severe scalability bottleneck for long-context Large Language Model (LLM) inference. While KV cache eviction has em…

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

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.LG2025

Efficient Federated Fine-Tuning of Large Language Models with Layer Dropout

Shilong Wang, Jianchun Liu, Hongli Xu +2

Fine-tuning plays a crucial role in enabling pre-trained LLMs to evolve from general language comprehension to task-specific expertise. To preserve user data privacy, federated fin…

cs.LG2024

A Robust Federated Learning Framework for Undependable Devices at Scale

Shilong Wang, Jianchun Liu, Hongli Xu +4

In a federated learning (FL) system, many devices, such as smartphones, are often undependable (e.g., frequently disconnected from WiFi) during training. Existing FL frameworks alw…