Simultaneous Semi-NMF and PCA for Clustering.
Kais AllabLazhar LabiodMohamed NadifPublished in: ICDM (2015)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- principal component analysis
- document clustering
- k means
- spectral clustering
- clustering method
- principal components analysis
- clustering algorithm
- matrix factorisation
- dimensionality reduction
- face recognition
- matrix factorization
- principal components
- self organizing maps
- covariance matrix
- data clustering
- hierarchical clustering
- nonnegative matrix
- unsupervised learning
- probabilistic latent semantic analysis
- information theoretic
- genetic k means algorithm
- sparse representation
- categorical data
- principle component analysis
- data mining
- anomaly detection
- high dimensional
- data points
- fuzzy clustering
- expectation maximization
- document collections