A new visual cryptography based watermarking scheme using DWT and SIFT for multiple cover images.
Tayebe AmiriMohsen Ebrahimi MoghaddamPublished in: Multim. Tools Appl. (2016)
Keyphrases
- geometric attacks
- watermarking scheme
- image features
- jpeg compression
- image data
- geometric distortions
- digital image watermarking
- digital watermarking
- gaussian noise
- multiresolution
- original images
- visual cryptography
- input image
- discrete wavelet transform
- secret image
- human eyes
- image normalization
- copyright protection
- pixel values
- image watermarking
- signal processing
- spread spectrum
- image authentication
- denoising
- color images