Supervised and Unsupervised Speech Enhancement Using Nonnegative Matrix Factorization.
Nasser MohammadihaParis SmaragdisArne LeijonPublished in: IEEE Trans. Speech Audio Process. (2013)
Keyphrases
- nonnegative matrix factorization
- speech enhancement
- unsupervised feature selection
- semi supervised
- unsupervised learning
- supervised learning
- noisy environments
- noise reduction
- signal to noise ratio
- negative matrix factorization
- single channel
- matrix factorization
- speech signal
- data representation
- vocal tract
- principal component analysis
- linear prediction
- least squares
- active learning
- wiener filter
- smoothing algorithm
- original data
- pairwise
- spectral clustering
- multi channel
- data mining
- document clustering
- dimensionality reduction
- similarity measure
- computer vision
- data clustering
- independent component analysis
- feature selection
- machine learning