collaborators

7 papers

cs.CL2026

POP: Prefill-Only Pruning for Efficient Large Model Inference

Junhui He, Zhihui Fu, Jun Wang +1

Large Language Models (LLMs) and Vision-Language Models (VLMs) have demonstrated remarkable capabilities. However, their deployment is hindered by significant computational costs.…

cs.CR2026

Knowledge-Driven Multi-Turn Jailbreaking on Large Language Models

Songze Li, Ruishi He, Xiaojun Jia +2

Large Language Models (LLMs) face a significant threat from multi-turn jailbreak attacks, where adversaries progressively steer conversations to elicit harmful outputs. However, th…

cs.CL2025

When, What, and How: Rethinking Retrieval-Enhanced Speculative Decoding

Min Fang, Zhihui Fu, Qibin Zhao +1

Speculative decoding (SD) has emerged as an effective technique to accelerate large language model (LLM) inference without compromising output quality. However, the achievable spee…

cs.CL2025

DiffuSpec: Unlocking Diffusion Language Models for Speculative Decoding

Guanghao Li, Zhihui Fu, Min Fang +4

As large language models (LLMs) scale up, accuracy improves, but the autoregressive (AR) nature of decoding increases latency since each token requires a serial forward pass. Specu…

cs.CV2025

GreedyPrune: Retenting Critical Visual Token Set for Large Vision Language Models

Ruiguang Pei, Weiqing Sun, Zhihui Fu +1

Although Large Vision Language Models (LVLMs) have demonstrated remarkable performance in image understanding tasks, their computational efficiency remains a significant challenge,…

cs.LG2025

Accelerating Prefilling for Long-Context LLMs via Sparse Pattern Sharing

Dan Peng, Zhihui Fu, Zewen Ye +2

Sparse attention methods exploit the inherent sparsity in attention to speed up the prefilling phase of long-context inference, mitigating the quadratic complexity of full attentio…