一作SIGIR 2026Oral· Information Retrieval (Reproducibility)
A Reproducibility Study of LLM-Based Query Reformulation
Amin Bigdeli · Radin Hamidi Rad · Hai Son Le · Mert Incesu · Negar Arabzadeh · Charles L. A. Clarke · Ebrahim Bagheri
摘要
Large Language Models (LLMs) are now widely used for query reformulation and expansion in Information Retrieval, with many studies reporting substantial effectiveness gains. However, these results are typically obtained under heterogeneous experimental conditions, making it difficult to assess wh...