Reversible data hiding based on global and local automatic contrast enhancement of low-light color images.
Libo HanYan-zhao RenWanlin GaoXinfeng ZhangSha TaoPublished in: J. King Saud Univ. Comput. Inf. Sci. (2024)
Keyphrases
- contrast enhancement
- color images
- low light
- reversible data hiding
- visual quality
- image enhancement
- gray level
- data hiding
- gray scale
- color space
- multiscale
- transfer function
- color information
- noise level
- visible spectrum
- bit rate
- motion blur
- image quality
- high frequency
- image processing
- pixel values
- computer vision
- grayscale images
- high capacity
- frequency domain