Exploring term dependences in probabilistic information retrieval model.
Bong-Hyun ChoChangki LeeGary Geunbae LeePublished in: Inf. Process. Manag. (2003)
Keyphrases
- retrieval model
- term frequency
- query terms
- language model
- improvements in retrieval effectiveness
- language modeling
- document retrieval
- term weights
- retrieval effectiveness
- test collection
- text retrieval
- information retrieval systems
- user queries
- vector space
- tf idf
- vector space model
- information retrieval
- document type
- query expansion
- term dependencies
- language modeling framework
- term weighting
- probabilistic retrieval models
- retrieval systems
- statistical language models
- retrieval framework
- relevance feedback
- retrieval process
- sentence retrieval
- database
- effective retrieval
- learning algorithm
- feature vectors
- principal component analysis
- video retrieval