A novel data hiding for color images based on pixel value difference and modulus function.
Shu-Yuan ShenLihong HuangQinglong TianPublished in: Multim. Tools Appl. (2015)
Keyphrases
- data hiding
- secret data
- pixel values
- cover image
- color images
- reversible data hiding
- grayscale images
- error correction
- image quality
- data hiding scheme
- high capacity
- spread spectrum
- data embedding
- spatial domain
- color space
- gray scale
- gray level
- median filter
- color information
- information hiding
- video sequences
- image enhancement
- high dimensional
- image data
- maximum likelihood
- bit rate
- halftone images
- watermarking technique
- secret key
- binary images