Applying Multiple Characteristics and Techniques in the NICT Information Retrieval System at NTCIR-6.
Masaki MurataJong-Hoon OhQing MaHitoshi IsaharaPublished in: NTCIR (2007)
Keyphrases
- information retrieval systems
- retrieval systems
- retrieval effectiveness
- information retrieval
- document collections
- user queries
- query expansion
- retrieval model
- test collection
- document indexing
- relevance feedback
- user modelling
- retrieval engine
- ontology based semantic
- interactive information retrieval systems
- inverted file
- structured documents
- average precision
- relevant documents
- cross language information retrieval
- music information retrieval
- index structure
- linguistic resources
- learning environment
- decision trees
- search engine