Fidelity Preserved Data Hiding in Encrypted Images Based on Homomorphism and Matrix Embedding.
Sisheng ChenChin-Chen ChangQunying LiaoPublished in: IEEE Access (2020)
Keyphrases
- data hiding
- secret data
- embedded image
- lossy compression
- jpeg images
- error correction
- information hiding
- image data
- halftone images
- watermarking technique
- block truncation coding
- spread spectrum
- data embedding
- input image
- edge detection
- reversible data hiding
- least significant bit
- spatial domain
- test images
- secret message
- data hiding scheme
- secret key
- high capacity
- cover image
- original images
- wavelet transform