Robust speech recognition in noisy environments based on subband spectral centroid histograms.
Bojana GajicKuldip K. PaliwalPublished in: IEEE Trans. Speech Audio Process. (2006)
Keyphrases
- noisy environments
- speech recognition
- subband
- speech signal
- linear prediction
- filter bank
- wavelet transform
- image compression
- automatic speech recognition
- language model
- high frequency
- bit rate
- multiresolution
- wavelet subbands
- wavelet coefficients
- speaker verification
- background noise
- speaker identification
- frequency domain
- hidden markov models
- feature vectors
- digit recognition
- wavelet decomposition
- spectral analysis
- spectral subtraction
- wavelet domain
- discrete wavelet transform
- speech enhancement
- voice activity detection
- noise reduction
- pattern recognition
- speech synthesis
- word recognition
- non stationary
- similarity measure
- image processing