Novel hybrid classified vector quantization using discrete cosine transform for image compression.
Ali Al-FayadhAbir Jaafar HussainPaulo J. G. LisboaDhiya Al-JumeilyPublished in: J. Electronic Imaging (2009)
Keyphrases
- image compression
- discrete cosine transform
- vector quantization
- dct coefficients
- wavelet transform
- compression ratio
- subband
- compressed images
- reconstructed image
- fractal image compression
- compression scheme
- vector quantizer
- low bit rate
- image blocks
- compression algorithm
- image processing
- entropy coding
- image transmission
- dct domain
- jpeg images
- transform coding
- distortion measure
- progressive transmission
- fractal image coding
- computer vision
- bit allocation
- lossless compression
- high frequency
- neural network
- codebook design
- finite state vector quantization