2 code implementations • 21 Apr 2022 • Xinyi Yan, Chengxi Luo, Charles L. A. Clarke, Nick Craswell, Ellen M. Voorhees, Pablo Castells
Based on these simulations, one algorithm stands out for its potential.
no code implementations • 22 Sep 2021 • Negar Arabzadeh, Xinyi Yan, Charles L. A. Clarke
These hybrid retrievers leverage low-cost, exact-matching based sparse retrievers along with dense retrievers to bridge the semantic gaps between query and documents.
1 code implementation • 31 Aug 2021 • Negar Arabzadeh, Alexandra Vtyurina, Xinyi Yan, Charles L. A. Clarke
To test this observation, we employed crowdsourced workers to make preference judgments between the top item returned by a modern neural ranking stack and a judged relevant item.