Study on the Combination of Probabilistic and Boolean IR Models for WWW Documents Retrieval.
Masaharu YoshiokaMakoto HaraguchiPublished in: NTCIR (2004)
Keyphrases
- language model
- ir models
- document retrieval
- retrieval model
- probabilistic model
- information retrieval
- query terms
- test collection
- query expansion
- vector space model
- term frequency
- text retrieval
- information retrieval systems
- relevant documents
- retrieval systems
- least squares
- image content
- vector space
- text categorization
- generative model
- relevance feedback
- tf idf
- xml documents
- ad hoc retrieval
- bayesian networks