Contrast enhancement of Progressive Visual Secret Sharing (PVSS) scheme for gray-scale and color images using super-resolution.
Nikhil C. MhalaAlwyn R. PaisPublished in: Signal Process. (2019)
Keyphrases
- super resolution
- contrast enhancement
- low resolution
- high resolution
- image enhancement
- secret sharing
- image reconstruction
- image restoration
- color images
- gray level
- high quality
- motion blur
- motion estimation
- secret sharing scheme
- low resolution images
- multiscale
- visual quality
- depth map
- transfer function
- image processing
- gray scale
- high frequency
- higher order
- image analysis
- edge preserving
- object recognition
- edge detection