Semantic Query Expansion Based on a Question Category Concept List.
Hae Jung KimBo-Yeong KangSeong-Bae ParkSang-Jo LeePublished in: ICADL (2004)
Keyphrases
- query expansion
- retrieval effectiveness
- information retrieval systems
- language modeling
- language model
- pseudo relevance feedback
- information retrieval
- text retrieval
- relevance feedback
- relevant documents
- vocabulary mismatch
- semantic concepts
- related concepts
- query terms
- automatic query expansion
- improving search
- retrieval model
- original query
- semantic network
- semantic similarity
- natural language
- interactive query expansion
- ranked retrieval
- biomedical information retrieval
- ranked list
- low level features
- query disambiguation
- trec genomics track
- initial query
- semantically related
- relevance model
- document retrieval
- information extraction