Steganography with pixel-value differencing and modulus function based on PSO.
Zhaotong LiYing HePublished in: J. Inf. Secur. Appl. (2018)
Keyphrases
- pixel values
- particle swarm optimization
- image quality
- particle swarm optimization pso
- cover image
- probability density function
- secret data
- weighted sum
- particle swarm optimization algorithm
- spatial domain
- pso algorithm
- optimization algorithm
- data hiding
- multi objective
- genetic algorithm
- statistical models
- image reconstruction
- wavelet transform