An Image Steganography Algorithm Based on Pixel Block Difference and Variable Modulus Function.
Yu YangRu ZhangJianyi LiuYuhan WangFuhong HuangPublished in: IIH-MSP (2) (2018)
Keyphrases
- dynamic programming
- block wise
- preprocessing
- search space
- cost function
- objective function
- computational complexity
- matching algorithm
- optimization algorithm
- worst case
- fractal encoding
- piecewise linear
- convergence rate
- detection algorithm
- experimental evaluation
- np hard
- computational cost
- high accuracy
- simulated annealing
- linear programming
- segmentation algorithm
- gray level
- significant improvement
- k means
- multiscale
- block matching
- similarity measure
- genetic algorithm