Nathu IR System at NTCIR-II.
Jason S. ChangDavid YuChing Ting ShenAfra ChengGarfield ShenGiordano ShenDavid WongPublished in: NTCIR (2001)
Keyphrases
- ir evaluation
- patent retrieval
- web retrieval
- information retrieval
- test collection
- graded relevance
- evaluation metrics
- evaluation framework
- retrieval effectiveness
- statistical significance
- relevance assessments
- query expansion
- evaluation measures
- query translation
- passage retrieval
- text classification
- text retrieval
- learning to rank
- retrieval model
- retrieval systems
- distributed information retrieval
- natural language processing
- document centric
- search engine