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Seoho Song

2 accepted papers

2025

Query Variant Detection Using Retriever as Environment

NAACL 2025industry

This paper addresses the challenge of detecting query variants—pairs of queries with identical intents. One application in commercial search engines is reformulating user queries with its variant online. While measuring pairwise query similarity has been an established standard, it often falls short…

Cited by 0SourcePDFScholar
2022

Pseudo-Relevance for Enhancing Document Representation

EMNLP 2022main

This paper studies how to enhance the document representation for the bi-encoder approach in dense document retrieval. The bi-encoder, separately encoding a query and a document as a single vector, is favored for high efficiency in large-scale information retrieval, compared to more effective but co…

Cited by 1SourcePDFScholar