Risk-Sensitive Deep Neural Learning to Rank.
Pedro Henrique Silva RodriguesDaniel Xavier de SousaThierson Couto RosaMarcos André GonçalvesPublished in: SIGIR (2022)
Keyphrases
- learning to rank
- risk sensitive
- optimal control
- utility function
- information retrieval
- ranking functions
- loss function
- markov decision processes
- model free
- document retrieval
- ranking svm
- expected utility
- decision theoretic
- optimality criterion
- collaborative filtering
- direct optimization
- learning to rank algorithms
- retrieval systems
- control policies
- decision problems
- test collection
- probability distribution
- average cost
- balancing exploration and exploitation
- directly optimize
- efficient optimization
- precision and recall
- markov decision problems
- relevant documents
- decision makers
- supervised learning
- multi objective
- reinforcement learning