Showing 2025Show all
2 papers · 1 filter
cs.CL2025
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…
cs.CL2025
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…