High-fidelity reversible data hiding by Quadtree-based pixel value ordering.
Fuqiang DiMinqing ZhangXin LiaoJia LiuPublished in: Multim. Tools Appl. (2019)
Keyphrases
- pixel values
- quadtree
- reversible data hiding
- high fidelity
- image quality
- multiresolution
- gray level
- data structure
- high quality
- tree structure
- image representation
- inter frame
- lossless compression
- cover image
- probability density function
- object recognition
- binary images
- image compression
- input image
- data hiding
- computer vision