A Semidiscrete Matrix Decomposition for Latent Semantic Indexing Information Retrieval.
Tamara G. KoldaDianne P. O'LearyPublished in: ACM Trans. Inf. Syst. (1998)
Keyphrases
- latent semantic indexing
- information retrieval
- singular value decomposition
- text retrieval
- low rank approximation
- vector space model
- vector space
- low rank
- document representation
- document collections
- information retrieval systems
- pattern recognition
- pairwise
- test collection
- retrieval systems
- nonnegative matrix factorization