一作ACL 2026Poster· Natural Language Processing
SURE or Not? Investigating Semantic Understanding in Dense Retrieval Models
Lingdi Kong · Xuanang Chen · Ben He · Le Sun
摘要
Dense retrieval has become a core technique in applications like web search and retrieval-augmented generation. Despite their empirical success, it remains unclear whether these models truly understand semantics. To address this gap, this paper conducts a systematic investigation by introducing S...