Automatische Thesauruserstellung und Query Expansion in einer E-Commerce-Anwendung.
Libo ChenUlrich ThielMarcello L'AbbatePublished in: ISI (2002)
Keyphrases
- query expansion
- information retrieval systems
- relevance feedback
- retrieval effectiveness
- text retrieval
- pseudo relevance feedback
- language modeling
- language model
- relevant documents
- information retrieval
- ad hoc retrieval
- automatic query expansion
- retrieval model
- original query
- ranked retrieval
- interactive query expansion
- query expansion methods
- biomedical information retrieval
- query disambiguation
- trec genomics track
- retrieved documents
- improving search
- document ranking
- model for information retrieval
- vocabulary mismatch
- document collections
- query specific
- ranking scheme
- short queries
- query terms
- web documents
- digital libraries
- bayesian networks
- feature selection