2 code implementations • 30 Aug 2021 • HongChien Yu, Chenyan Xiong, Jamie Callan
This paper proposes ANCE-PRF, a new query encoder that uses pseudo relevance feedback (PRF) to improve query representations for dense retrieval.
1 code implementation • 20 Jan 2021 • HongChien Yu, Zhuyun Dai, Jamie Callan
Most research on pseudo relevance feedback (PRF) has been done in vector space and probabilistic retrieval models.