Reversible data embedding for vector quantization compressed images using search-order coding and index parity matching.
Chuan QinChin-Chen ChangGwoboa HorngYing-Hsuan HuangYen-Chang ChenPublished in: Secur. Commun. Networks (2015)
Keyphrases
- index table
- vector quantization
- compressed images
- image compression
- locally adaptive
- compression rate
- vector quantized
- compression scheme
- vector quantizer
- distortion measure
- data embedding
- compression ratio
- wavelet transform
- multiresolution
- discrete cosine transform
- visual quality
- high frequency
- image quality
- image data