Improving Visual Quality of Reversible Data Hiding in Medical Image with Texture Area Contrast Enhancement.
Yang YangWeiming ZhangNenghai YuPublished in: IIH-MSP (2015)
Keyphrases
- visual quality
- contrast enhancement
- medical images
- reversible data hiding
- image quality
- high frequency
- bit rate
- human visual system
- enhanced image
- low contrast
- peak signal to noise ratio
- perceptual quality
- reconstructed image
- error concealment
- compressed images
- color restoration
- gray level
- feature extraction
- face recognition
- texture features
- multiscale
- low frequency
- pixel values