collaborators

6 papers

cs.AI2026

TRAJDEBUG: Tracing Error Lifecycle to Identify Critical Failures in Long-Horizon Agent Trajectories

Yunjia Qi, Zehua Yin, Xintong Shi +10

LLM-based agentic systems have shown remarkable capabilities in complex domains, while suffering from cascading errors and difficulty in debugging. Critical error detection aims to…

cs.LG2026

Guiding LLM Post-training Data Engineering with Model Internals from Sparse Autoencoders

Yi Jing, Zao Dai, Jinwu Hu +4

Model internals encode rich information about how a large language model (LLM) processes its training data; however, post-training data engineering largely relies on external signa…

cs.CL2026

StoryAlign: Evaluating and Training Reward Models for Story Generation

Haotian Xia, Hao Peng, Yunjia Qi +4

Story generation aims to automatically produce coherent, structured, and engaging narratives. Although large language models (LLMs) have significantly advanced text generation, sto…

econ.GN2026

Understanding the Mechanism of Altruism in Large Language Models

Shuhuai Zhang, Shu Wang, Zijun Yao +4

Altruism is fundamental to human societies, fostering cooperation and social cohesion. Recent studies suggest that large language models (LLMs) can display human-like prosocial beh…

cs.CL2025

Toward Generalizable Evaluation in the LLM Era: A Survey Beyond Benchmarks

Yixin Cao, Shibo Hong, Xinze Li +24

Large Language Models (LLMs) are advancing at an amazing speed and have become indispensable across academia, industry, and daily applications. To keep pace with the status quo, th…

cs.CL2025

Precise Localization of Memories: A Fine-grained Neuron-level Knowledge Editing Technique for LLMs

Haowen Pan, Xiaozhi Wang, Yixin Cao +4

Knowledge editing aims to update outdated information in Large Language Models (LLMs). A representative line of study is locate-then-edit methods, which typically employ causal tra…