Keyphrases
- question answering
- information retrieval
- query expansion
- cross language
- evaluation campaigns
- cross lingual
- dublin city university
- domain specific track
- test collection
- itc irst
- multilingual information access
- cross language ir
- ad hoc retrieval
- information extraction
- european languages
- passage retrieval
- cl sr
- machine learning
- text classification
- feature selection
- active learning
- qa clef
- cross language retrieval
- information access
- search engine
- learning algorithm
- clef evaluation campaign
- data mining
- databases