High-frequency regeneration of base-band vocoders by multi-pulse excitation.
Claude R. GalandC. ArnaudJean E. MenezPublished in: ICASSP (1987)
Keyphrases
- high frequency
- low frequency
- low pass
- frequency band
- wavelet transform
- visual quality
- subband
- discrete wavelet transform
- high resolution
- high pass
- wavelet coefficients
- high frequencies
- low bit rate coding
- wavelet domain
- multi resolution analysis
- wavelet decomposition
- image analysis
- image reconstruction
- high frequency components
- image compression
- phase shifting
- image data
- multiresolution