Steganographic Greedy Algorithms for Data Hiding Based on Differences Under SMVQ.
Wei-Jen WangCheng-Ta HuangShiau-Rung TsuiShiuh-Jeng WangPublished in: IWDW (2014)
Keyphrases
- data hiding
- greedy algorithms
- greedy algorithm
- error correction
- spatial domain
- secret data
- spread spectrum
- information hiding
- high capacity
- reversible data hiding
- knapsack problem
- jpeg images
- data hiding scheme
- data embedding
- digital images
- cover image
- watermarking technique
- halftone images
- multiresolution
- search algorithm
- embedded image
- motion estimation
- dynamic programming
- secret message
- objective function