Reversible data hiding with automatic contrast enhancement using two-sided histogram expansion.
Saeideh MansouriHossein Khaleghi BizakiMohammad FakhredaneshPublished in: J. Vis. Commun. Image Represent. (2021)
Keyphrases
- reversible data hiding
- contrast enhancement
- visual quality
- histogram equalization
- gray level
- data hiding
- image enhancement
- high capacity
- pixel values
- prediction algorithm
- low contrast
- image contrast
- image quality
- high frequency
- color images
- multiscale
- transfer function
- bit rate
- enhanced image
- information hiding
- adaptive histogram equalization
- error correction
- low pass
- error concealment
- computer vision
- reconstructed image
- spatial domain
- high quality
- image segmentation