Evaluating the performance of nonnegative matrix factorization for constructing semantic spaces: Comparison to latent semantic analysis.
Akira UtsumiPublished in: SMC (2010)
Keyphrases
- nonnegative matrix factorization
- latent semantic analysis
- document clustering
- co occurrence
- negative matrix factorization
- matrix factorization
- semantic similarity
- information retrieval
- data representation
- least squares
- latent semantic indexing
- natural language
- text mining
- singular value decomposition
- semantic information
- original data
- spectral clustering
- optical flow
- object recognition
- text summarization
- topic modeling
- objective function
- image processing
- clustering method
- principal component analysis
- image retrieval
- multiscale
- clustering algorithm