Non-negative matrix factorization for implicit aspect identification.
Qiannan XuLi ZhuTao DaiLei GuoSisi CaoPublished in: J. Ambient Intell. Humaniz. Comput. (2020)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorization
- sparse representation
- principal component analysis
- document clustering
- spectral clustering
- constrained least squares
- neural network
- update rule
- training set
- image processing
- tensor factorization
- signal processing
- image classification
- dimensionality reduction
- data analysis
- pattern recognition
- multiscale
- information retrieval
- sparsity constraints
- data sets