Speaker characterization using spectral subband energy ratio based on Harmonic plus Noise Model.
Yanhua LongZhi-Jie YanFrank K. SoongLi-Rong DaiWu GuoPublished in: ICASSP (2011)
Keyphrases
- noise model
- subband
- filter bank
- wavelet transform
- linear prediction
- multiresolution
- image compression
- bit rate
- bandpass
- wavelet coefficients
- noisy images
- high frequency
- wavelet domain
- feature vectors
- noise level
- gaussian distribution
- frequency domain
- low frequency
- subband decomposition
- optimization procedure
- low pass
- image coding
- reconstruction error
- wavelet packet
- computer vision
- gaussian noise
- speech recognition
- frequency band
- denoising algorithm
- noise reduction
- visual quality
- video coding
- multiscale
- image processing