Publications

Do LLMs Really Know What They Don’t Know? Internal States Mainly Reflect Knowledge Recall Rather Than Truthfulness

Chi Seng Cheang, Hou Pong Chan, Wenxuan Zhang, Yang Deng

ACL 2026 Findings

pdf / dataset

Exposing the Cracks: Vulnerabilities of Retrieval-Augmented LLM-based Machine Translation

Yanming Sun, Runzhe Zhan, Chi Seng Cheang, Han Wu, Xuebo Liu, Yuyao Niu, Fengying Ye, Kaixin Lan, Lidia S. Chao, Derek F. Wong

AAAI 2026

pdf / code

Can LMs Generalize to Future Data? An Empirical Analysis on Text Summarization

Chi Seng Cheang, Hou Pong Chan, Derek F. Wong, Xuebo Liu, Zhaocong Li, Yanming Sun, Shudong Liu, Lidia S. Chao

EMNLP 2023 Main

pdf / dataset