Transform and Hybrid Transform/DPCM Coding of Images Using Pyramid Vector Quantization.
Huey-Chen TsengThamas FischerPublished in: IEEE Trans. Commun. (1987)
Keyphrases
- vector quantization
- transform coding
- image compression
- distortion measure
- transform coefficients
- vector quantized
- subband
- differential pulse code modulation
- input image
- coding scheme
- image coding
- reconstructed image
- vector quantizer
- codebook design
- entropy coding
- transmission over noisy channels
- peak signal to noise ratio
- wavelet transform
- coding method
- fractal image coding
- bit allocation
- multiresolution
- image classification
- compression ratio
- transform domain
- progressive transmission
- finite state vector quantization
- low bit rate
- scalar quantization
- multiscale
- compressed images
- filter bank
- index table
- image quality
- image processing
- computer vision