Keyphrases
- evaluation measures
- precision and recall
- learning to rank
- evaluation methodology
- retrieval systems
- evaluation metrics
- semantic information
- roc curve
- direct optimization
- benchmark datasets
- semantic web
- natural language
- semantic similarity
- ranked list
- data mining
- databases
- data sets
- test collection
- information retrieval systems
- semantic annotation
- supervised learning
- bayesian networks
- e learning
- relevance judgments