A new voice activity detector using subband order-statistics filters for robust speech recognition.
Javier RamírezJosé C. SeguraM. Carmen BenítezÁngel de la TorreAntonio J. RubioPublished in: ICASSP (1) (2004)
Keyphrases
- speech recognition
- subband
- noisy environments
- filter bank
- wavelet domain
- wavelet transform
- image compression
- multiresolution
- wavelet decomposition
- wavelet coefficients
- hidden markov models
- pattern recognition
- high frequency
- discrete wavelet transform
- bit rate
- language model
- frequency domain
- speech signal
- feature vectors
- speaker identification
- frequency band
- image coding
- probabilistic model
- maximum likelihood
- high quality
- image processing
- linear prediction
- machine learning