Separation and Extraction of Compound-Fault Signal Based on Multi-Constraint Non-Negative Matrix Factorization.
Mengyang WangWenbao ZhangMingzhen ShaoGuang WangPublished in: Entropy (2024)
Keyphrases
- negative matrix factorization
- sparsity constraints
- matrix factorization
- document clustering
- nonnegative matrix factorization
- constrained least squares
- signal processing
- sparse representation
- fault diagnosis
- principal component analysis
- information extraction
- spectral clustering
- blind source separation
- data sets
- generative model
- tensor factorization
- clustering method
- pattern recognition
- web pages
- data mining
- neural network