4 papers
Team HUMANE at AVeriTeC 2025: HerO 2 for Efficient Fact Verification
Yejun Yoon, Jaeyoon Jung, Seunghyun Yoon +1
This paper presents HerO 2, Team HUMANE's system for the AVeriTeC shared task at the FEVER-25 workshop. HerO 2 is an enhanced version of HerO, the best-performing open-source model…
Hypothetical Documents or Knowledge Leakage? Rethinking LLM-based Query Expansion
Yejun Yoon, Jaeyoon Jung, Seunghyun Yoon +1
Query expansion methods powered by large language models (LLMs) have demonstrated effectiveness in zero-shot retrieval tasks. These methods assume that LLMs can generate hypothetic…
HerO at AVeriTeC: The Herd of Open Large Language Models for Verifying Real-World Claims
Yejun Yoon, Jaeyoon Jung, Seunghyun Yoon +1
To tackle the AVeriTeC shared task hosted by the FEVER-24, we introduce a system that only employs publicly available large language models (LLMs) for each step of automated fact-c…
Assessing News Thumbnail Representativeness: Counterfactual text can enhance the cross-modal matching ability
Yejun Yoon, Seunghyun Yoon, Kunwoo Park
This paper addresses the critical challenge of assessing the representativeness of news thumbnail images, which often serve as the first visual engagement for readers when an artic…