Sparsity Constraint Nonnegative Tensor Factorization for Mobility Pattern Mining.
Balasubramaniam ThirunavukarasuRichi NayakChau YuenPublished in: PRICAI (2) (2019)
Keyphrases
- pattern mining
- tensor factorization
- sparsity constraints
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorization
- sparse representation
- low rank
- frequent patterns
- sequential patterns
- document clustering
- data mining
- itemsets
- sparse coding
- principal component analysis
- data mining techniques
- spectral clustering
- least squares
- multiscale
- collaborative filtering
- data representation
- image features
- high dimensional data
- singular value decomposition
- unsupervised learning
- factorization method
- feature extraction