Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Blending Search and Discovery: Tag-Based Query Refinement with
  Contextual Reinforcement Learning   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.

3
The categories of this paper are: physics
35
The categories of this paper are: mtrl-th
20
The categories of this paper are: acc-phys
27
The categories of this paper are: comp-gas
37
The categories of this paper are: supr-con
22
The categories of this paper are: chao-dyn
28
The categories of this paper are: alg-geom
25
The categories of this paper are: patt-sol
31
The categories of this paper are: ao-sci
14
The categories of this paper are: math-ph
16
The categories of this paper are: stat
9
The categories of this paper are: nlin
12
The categories of this paper are: nucl-th
32
The categories of this paper are: atom-ph
18
The categories of this paper are: econ
13
The categories of this paper are: quant-ph