High-capacity data hiding in encrypted images based on compressive sensing and intra-block difference coding.
Baokun QinHongying ZhengDi XiaoPublished in: Appl. Intell. (2023)
Keyphrases
- high capacity
- data hiding
- jpeg images
- halftone images
- secret data
- error correction
- reversible data hiding
- image data
- spatial domain
- input image
- data storage
- barcode
- original images
- image features
- image classification
- information hiding
- image blocks
- test images
- coding method
- watermarked image
- watermarking technique
- digital images
- motion estimation
- image representation
- coding scheme