An extended relational document retrieval model.
David C. BlairPublished in: Inf. Process. Manag. (1988)
Keyphrases
- retrieval model
- document retrieval
- retrieval systems
- information retrieval systems
- term frequency
- vector space model
- information retrieval
- tf idf
- retrieval effectiveness
- test collection
- document type
- language model
- user queries
- language modeling
- effective retrieval
- query terms
- improvements in retrieval effectiveness
- text retrieval
- passage retrieval
- query expansion
- relevant documents
- retrieval framework
- document collections
- vector space
- document ranking
- relevance feedback
- language modeling framework
- probabilistic retrieval models
- average precision
- trec collections
- query topic
- retrieval process
- retrieved documents
- term weighting
- information extraction
- search engine
- web documents
- probabilistic model
- term dependencies
- retrieval functions
- active learning
- feature vectors
- keywords