Reversible Data Hiding With Brightness Preserving Contrast Enhancement by Two-Dimensional Histogram Modification.
Hao-Tian WuXin CaoRuoyan JiaYiu-Ming CheungPublished in: IEEE Trans. Circuits Syst. Video Technol. (2022)
Keyphrases
- contrast enhancement
- reversible data hiding
- gray level
- visual quality
- pixel values
- transfer function
- image contrast
- data hiding
- image enhancement
- histogram equalization
- high capacity
- three dimensional
- prediction algorithm
- low contrast
- image quality
- color images
- multiscale
- gray value
- bit rate
- low pass
- image segmentation
- high frequency
- gray scale
- error correction
- co occurrence
- input image
- human visual system
- image analysis
- color restoration
- error concealment
- image restoration
- denoising
- low level
- high quality
- image processing
- dynamic range compression
- adaptive histogram equalization