Improving speaker identification in noise by subband processing and decision fusion.
Robert I. DamperJonathan E. HigginsPublished in: Pattern Recognit. Lett. (2003)
Keyphrases
- subband
- decision fusion
- speaker identification
- noisy environments
- low frequency
- filter bank
- wavelet transform
- high frequency
- image compression
- multiresolution
- bit rate
- wavelet coefficients
- feature vectors
- speech signal
- discrete wavelet transform
- frequency domain
- wavelet domain
- speech recognition
- gaussian mixture model
- feature extraction
- fusion method
- noise reduction
- additive noise
- spatial domain
- broadcast news
- high quality
- multiscale
- transform domain
- high resolution
- hidden markov models
- image quality