A two-codebook combination and three-phase block matching based image-hiding scheme with high embedding capacity.
Yi-Pei HsiehChin-Chen ChangLi-Jen LiuPublished in: Pattern Recognit. (2008)
Keyphrases
- block matching
- image data
- image features
- image representation
- motion estimation
- multiscale
- optical flow
- motion compensation
- motion vectors
- input image
- pixel values
- image classification
- image segmentation
- test images
- digital images
- high resolution
- image retrieval
- video compression
- vector quantization
- image regions
- secret data
- computational complexity
- data hiding
- multimedia
- cover image