High Capacity Data Hiding for AMBTC Decompressed Images Using Pixel Modification and Difference Expansion.
Lee-Jang YangFang-Ping PaiYing-Hsuan HuangChing-Ya TsengPublished in: IntelliSys (2) (2021)
Keyphrases
- high capacity
- data hiding
- lossy compression
- secret data
- input image
- halftone images
- reversible data hiding
- jpeg images
- error correction
- pixel values
- original images
- image data
- barcode
- compressed images
- information hiding
- watermarking technique
- data storage
- gray value
- spatial domain
- test images
- image quality
- image blocks
- data embedding
- gray scale
- computational complexity