Nonnegative Matrix Factorization Based Decomposition for Time Series Modelling.
Tatjana SidekerskieneMarcin WozniakRobertas DamaseviciusPublished in: CISIM (2017)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- data representation
- active set
- nonnegative matrix
- least squares
- spectral clustering
- data sets
- original data
- sparsity constraints
- principal component analysis
- objective function
- document clustering
- collaborative filtering
- information extraction
- support vector
- multiscale
- image segmentation