Reusing the permutation matrix dynamically for efficient image cryptographic algorithm.
Jun-Xin ChenZhiliang ZhuChong FuHai YuYushu ZhangPublished in: Signal Process. (2015)
Keyphrases
- segmentation algorithm
- detection algorithm
- image matching
- learning algorithm
- multiscale
- image processing algorithms
- estimation algorithm
- test images
- similarity measure
- gradient information
- region of interest
- matching algorithm
- segmentation method
- energy function
- single image
- edge detection
- input image
- image features
- image representation
- matrix representation
- singular values
- reconstruction method
- reconstruction error
- computational complexity
- image retrieval
- expectation maximization
- computationally efficient
- dynamic programming
- optimal solution
- image data
- objective function
- orthogonal projection
- rectified images