Top-k eXtreme Contextual Bandits with Arm Hierarchy.
Rajat SenAlexander RakhlinLexing YingRahul KidambiDean P. FosterDaniel N. HillInderjit S. DhillonPublished in: CoRR (2021)
Keyphrases
- multi armed bandit problems
- contextual information
- query processing
- user defined
- stochastic systems
- hierarchical structure
- context dependent
- bandit problems
- context sensitive
- keyword search in relational databases
- multi armed bandits
- class hierarchy
- real time
- higher level
- data sets
- lower level
- scoring function
- hierarchical organization
- low level
- data structure
- bayesian networks
- ranking list
- high level
- block max
- databases