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

arXiv: https://arxiv.org/abs/2010.09495 · HTML: https://mlsanity.com/paper/2010.09495/

## Key facts

- Cited by 1 papers in the map (data through 14 Oct 2026).
- First posted on arXiv 15 Oct 2020.

## Built on by (most cited first, 1 of 1)

- [Query2Prod2Vec Grounded Word Embeddings for eCommerce](https://mlsanity.com/paper/2104.02061/) (2021)

## Abstract (arXiv)

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.