collaborators

14 papers

cs.AI2026

Optical Reasoning: Rethinking Images as an Expressive Reasoning Medium Beyond Text

Yutong Bian, Dongjie Cheng, Heming Xia +2

Chain-of-Thought (CoT) improves the performance of Large Language Models (LLMs) and has been extended to Multimodal Large Language Models (MLLMs). More recent work further moves fr…

cs.CL2026

ToolSpec: Accelerating Tool Calling via Schema-Aware and Retrieval-Augmented Speculative Decoding

Heming Xia, Yongqi Li, Cunxiao Du +2

Tool calling has greatly expanded the practical utility of large language models (LLMs) by enabling them to interact with external applications. As LLM capabilities advance, effect…

cs.CL2026

Merlin's Whisper: Enabling Efficient Reasoning in Large Language Models via Black-box Persuasive Prompting

Heming Xia, Cunxiao Du, Rui Li +3

Large reasoning models (LRMs) have demonstrated remarkable proficiency in tackling complex tasks through step-by-step thinking. However, this lengthy reasoning process incurs subst…

cs.AI2026

Finding RELIEF: Shaping Reasoning Behavior without Reasoning Supervision via Belief Engineering

Chak Tou Leong, Dingwei Chen, Heming Xia +4

Large reasoning models (LRMs) have achieved remarkable success in complex problem-solving, yet they often suffer from computational redundancy or reasoning unfaithfulness. Current…

cs.CL2026

KNN-SSD: Enabling Dynamic Self-Speculative Decoding via Nearest Neighbor Layer Set Optimization

Mingbo Song, Heming Xia, Jun Zhang +4

Speculative Decoding (SD) has emerged as a widely used paradigm to accelerate the inference of large language models (LLMs) without compromising generation quality. It works by eff…

cs.CL2025

Reasoning Beyond Language: A Comprehensive Survey on Latent Chain-of-Thought Reasoning

Xinghao Chen, Anhao Zhao, Heming Xia +7

Large Language Models (LLMs) have shown impressive performance on complex tasks through Chain-of-Thought (CoT) reasoning. However, conventional CoT relies on explicitly verbalized…