Non-negative matrix factorization as a pre-processing tool for travelers temporal profiles clustering.
Léna CarelPierre AlquierPublished in: ESANN (2017)
Keyphrases
- negative matrix factorization
- document clustering
- nonnegative matrix factorization
- spectral clustering
- preprocessing
- clustering algorithm
- probabilistic latent semantic analysis
- matrix factorization
- k means
- principal component analysis
- clustering method
- unsupervised feature selection
- data clustering
- sparse representation
- constrained least squares
- tensor factorization
- text mining
- text documents
- cluster analysis
- data sets
- association rules
- natural language
- knowledge base
- databases