Subband DFT - Part I: Definition, interpretation and extensions.
Ognjan V. ShentovSanjit K. MitraUlrich HeuteAbdulnasir HossenPublished in: Signal Process. (1995)
Keyphrases
- subband
- frequency domain
- wavelet transform
- filter bank
- multiresolution
- image compression
- high frequency
- bit rate
- wavelet decomposition
- wavelet coefficients
- feature vectors
- discrete wavelet transform
- subband coding
- fourier transform
- wavelet domain
- locally adaptive
- low pass
- low frequency
- discrete fourier transform
- spatial domain
- frequency band
- adaptive wavelet
- reconstruction error
- wavelet packet
- image coder
- contourlet transform
- image coding
- subband decomposition
- wavelet coding
- wavelet transform coefficients
- discrete cosine transform
- computer vision
- perfect reconstruction
- image quality
- transform coefficients
- scalar quantization
- embedded zerotree