Speech Enhancement Based on Noise Eigenspace Projection.
Dongwen YingMasashi UnokiXugang LuJianwu DangPublished in: IEICE Trans. Inf. Syst. (2009)
Keyphrases
- speech enhancement
- noisy environments
- noise reduction
- signal to noise ratio
- single channel
- speech signal
- background noise
- linear prediction
- wiener filter
- vocal tract
- additive noise
- speech recognition
- multi channel
- noisy speech
- smoothing algorithm
- noise level
- edge preserving
- edge detection
- principal component analysis
- automatic speech recognition
- frequency domain
- subband