Statistical Phrases for Vector-Space Information Retrieval (poster abstract).
Andrew TurpinAlistair MoffatPublished in: SIGIR (1999)
Keyphrases
- vector space
- vector space model
- information retrieval
- retrieval model
- latent semantic indexing
- index terms
- euclidean space
- similarity search
- distance measure
- retrieval effectiveness
- term weights
- low dimensional
- tf idf
- statistical analysis
- test collection
- language modeling
- search engine
- query expansion
- ir models
- information extraction
- document representation
- feature vectors
- covariance matrices
- document collections
- neural network
- finite dimensional
- knn
- relevance feedback
- text mining