Watermarking and authentication of quantum images based on restricted geometric transformations.
Abdullah M. IliyasuPhuc Quang LeFangyan DongKaoru HirotaPublished in: Inf. Sci. (2012)
Keyphrases
- geometric transformations
- image database
- image analysis
- input image
- three dimensional
- affine transformation
- test images
- image classification
- geometric and photometric transformations
- image retrieval
- watermarking algorithm
- image data
- image pairs
- image features
- image regions
- image registration
- edge detection
- feature points
- spatial information
- similarity measure
- object recognition
- hexagonal grid
- computer vision
- image annotation
- closed form
- small number