Query Expansion with Matrix Correlation Techniques - A Systematic Approach.
Claudio BiancalanaAntonello LapollaAlessandro MicarelliPublished in: WEBIST (2) (2008)
Keyphrases
- query expansion
- information retrieval systems
- retrieval effectiveness
- information retrieval
- language modeling
- language model
- pseudo relevance feedback
- text retrieval
- relevance feedback
- query terms
- ad hoc retrieval
- trec genomics track
- automatic query expansion
- relevant documents
- original query
- retrieval model
- query disambiguation
- biomedical information retrieval
- query expansion methods
- vocabulary mismatch
- model for information retrieval
- ranked retrieval
- improving search
- document retrieval
- query translation
- term selection
- query specific
- web corpora
- relevance model
- text mining