The Effect of Weighted Term Frequencies on Probabilistic Latent Semantic Term Relationships.
Laurence Anthony F. ParkKotagiri RamamohanaraoPublished in: SPIRE (2008)
Keyphrases
- latent semantic
- term frequency
- query expansion
- latent semantic indexing
- latent semantic analysis
- text data
- text classification
- tf idf
- document representation
- retrieval model
- average precision
- probabilistic latent semantic analysis
- semantic information
- text documents
- text categorization
- query terms
- bag of words
- vector space
- keywords
- vector space model
- test collection
- information retrieval systems
- ranking algorithm
- data mining
- similarity measure
- feature selection
- text retrieval
- web documents
- data fusion
- image classification
- co occurrence
- feature extraction