Sparse Representations for Single Channel Speech Enhancement Based on Voiced/Unvoiced Classification.
Mohamed Anouar Ben MessaoudAïcha BouzidPublished in: Circuits Syst. Signal Process. (2017)
Keyphrases
- speech enhancement
- single channel
- speech signal
- sparse representation
- multi channel
- image classification
- speech recognition
- noisy environments
- vocal tract
- noise reduction
- linear prediction
- background noise
- pattern classification
- signal to noise ratio
- automatic speech recognition
- independent component analysis
- pattern recognition
- additive noise
- machine learning
- signal processing
- dimensionality reduction
- feature selection
- face recognition
- feature vectors
- wavelet decomposition
- image representation
- sound source
- feature extraction
- wiener filter
- brain activity
- non stationary
- frequency domain
- multiresolution
- higher order
- natural images
- image sequences