collaborators

5 papers

cs.AI2026

From Context to Skills: Can Language Models Learn from Context Skillfully?

Shuzheng Si, Haozhe Zhao, Yu Lei +10

Many real-world tasks require language models (LMs) to reason over complex contexts that exceed their parametric knowledge. This calls for context learning, where LMs directly lear…

cs.CL2026

FaithLens: Detecting and Explaining Faithfulness Hallucination

Shuzheng Si, Qingyi Wang, Haozhe Zhao +8

Recognizing whether outputs from large language models (LLMs) contain faithfulness hallucination is crucial for real-world applications, e.g., retrieval-augmented generation and su…

cs.CL2026

InFi-Check: Interpretable and Fine-Grained Fact-Checking of LLMs

Yuzhuo Bai, Shuzheng Si, Kangyang Luo +5

Large language models (LLMs) often hallucinate, yet most existing fact-checking methods treat factuality evaluation as a binary classification problem, offering limited interpretab…

cs.CL2025

AgentGroupChat-V2: Divide-and-Conquer Is What LLM-Based Multi-Agent System Need

Zhouhong Gu, Xiaoxuan Zhu, Yin Cai +12

Large language model based multi-agent systems have demonstrated significant potential in social simulation and complex task resolution domains. However, current frameworks face cr…

cs.RO2025

Astra: Toward General-Purpose Mobile Robots via Hierarchical Multimodal Learning

Sheng Chen, Peiyu He, Jiaxin Hu +67

Modern robot navigation systems encounter difficulties in diverse and complex indoor environments. Traditional approaches rely on multiple modules with small models or rule-based s…