New SMVQ scheme with exactly the same PSNR of VQ by introducing extend state codebook.
Yang WangZhibin PanRui LiZhili ZhouPublished in: Multim. Tools Appl. (2018)
Keyphrases
- vector quantization
- image compression
- vector quantizer
- bit rate
- reduced complexity
- terms of visual quality
- image quality
- vector quantized
- index table
- reconstructed image
- compressed images
- high image quality
- scalar quantization
- finite state vector quantization
- compression ratio
- vector quantisation
- reversible data embedding
- higher psnr
- codebook generation
- distortion measure
- entropy constrained
- high compression ratio
- computational complexity
- lossless compression
- compression algorithm
- visual quality
- feature vectors