Keyphrases
- learning to rank
- information retrieval
- ranking functions
- loss function
- evaluation measures
- direct optimization
- collaborative filtering
- ranking svm
- supervised learning
- retrieval systems
- document retrieval
- evaluation metrics
- learning to rank algorithms
- graph mining
- exploration exploitation dilemma
- query dependent
- test collection
- ordinal regression
- early stage
- ranking list
- information retrieval systems
- multi class