Keyphrases
- learning to rank
- information retrieval
- ranking functions
- document retrieval
- loss function
- evaluation metrics
- evaluation measures
- document collections
- test collection
- learning to rank algorithms
- query dependent
- data sets
- collaborative filtering
- ranking svm
- metadata
- direct optimization
- information retrieval systems
- retrieval model
- exploration exploitation dilemma
- vector space model
- ranking algorithm
- information extraction
- support vector machine
- digital libraries
- learning algorithm
- data mining