Keyphrases
- learning to rank
- pairwise
- loss function
- ranking functions
- query dependent
- information retrieval
- document retrieval
- ranking models
- evaluation measures
- ranking svm
- support vector
- direct optimization
- collaborative filtering
- machine learning
- semi supervised
- evaluation metrics
- query suggestion
- test collection
- retrieval systems
- supervised learning
- relevance judgments
- search engine