Underdetermined Mixed Matrix Estimation of Single Source Point Detection Based on Noise Threshold Eigenvalue Decomposition.
Miao WangXiao-xia CaiKefan ZhuPublished in: CSPS (2019)
Keyphrases
- signal subspace
- eigenvalue decomposition
- single source
- blind source separation
- symmetric matrix
- correlation matrix
- least squares
- spectral clustering
- shortest path problem
- auto correlation
- source signals
- multi source
- low dimensional
- pseudo inverse
- feature space
- non stationary
- feature representation
- estimation error
- independent component analysis
- laplacian matrix
- covariance matrix
- feature selection
- single parameter
- speech signal
- missing data
- shortest path
- image sequences