Combining General Hand-Made and Automatically Constructed Thesauri for Query Expansion in Information Retrieval.
Rila MandalaTakenobu TokunagaHozumi TanakaPublished in: IJCAI (1999)
Keyphrases
- query expansion
- information retrieval systems
- information retrieval
- retrieval effectiveness
- relevant documents
- text retrieval
- language modeling
- ad hoc retrieval
- document collections
- retrieval model
- relevance feedback
- pseudo relevance feedback
- improving search
- language model
- query terms
- query expansion methods
- original query
- model for information retrieval
- trec genomics track
- automatic query expansion
- information access
- query disambiguation
- retrieval systems
- vocabulary mismatch
- learning to rank
- text mining
- passage retrieval
- retrieved documents
- document retrieval
- term selection
- short queries
- patent retrieval
- query specific
- relevance model