Speech Enhancement by Online Non-negative Spectrogram Decomposition in Non-stationary Noise Environments.
Zhiyao DuanGautham J. MysoreParis SmaragdisPublished in: INTERSPEECH (2012)
Keyphrases
- non stationary
- speech signal
- speech enhancement
- noisy environments
- single channel
- vocal tract
- background noise
- additive noise
- noisy speech
- linear prediction
- automatic speech recognition
- autoregressive
- noise reduction
- random fields
- multi channel
- speech recognition
- empirical mode decomposition
- signal to noise ratio
- frequency domain
- image processing