Compressive sensing-based speech enhancement in non-sparse noisy environments.
Dalei WuWei-Ping ZhuM. N. S. SwamyPublished in: IET Signal Process. (2013)
Keyphrases
- compressive sensing
- speech enhancement
- noisy environments
- noise reduction
- random projections
- sparse representation
- compressive sampling
- signal to noise ratio
- single channel
- speech signal
- speech recognition
- signal processing
- linear prediction
- image representation
- background noise
- noisy speech
- edge preserving
- multi channel
- computer vision
- wiener filter
- vocal tract
- smoothing algorithm
- additive noise
- automatic speech recognition
- frequency domain
- language model
- markov random field
- pattern recognition
- multiscale