Smooth Nonnegative Matrix Factorization for Defect Detection Using Microwave Nondestructive Testing and Evaluation.
Bin GaoHong ZhangWai Lok WooGui Yun TianLibing BaiAijun YinPublished in: IEEE Trans. Instrum. Meas. (2014)
Keyphrases
- nonnegative matrix factorization
- defect detection
- least squares
- data representation
- probabilistic latent semantic indexing
- negative matrix factorization
- feature extraction
- active set
- matrix factorization
- nonnegative matrix
- principal component analysis
- spectral clustering
- unsupervised learning
- signal processing
- objective function
- factor matrices
- data mining