Blending Search and Discovery: Tag-Based Query Refinement with Contextual Reinforcement Learning

15 Oct 2020  ·  Bingqing Yu, Jacopo Tagliabue ·

We tackle tag-based query refinement as a mobile-friendly alternative to standard facet search. We approach the inference challenge with reinforcement learning, and propose a deep contextual bandit that can be efficiently scaled in a multi-tenant SaaS scenario.

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