Robust Image Watermark Using Radon Transform and Bispectrum Invariants.
Hyungshin KimYunju BaekHeung-Kyu LeeYoung-Ho SuhPublished in: Information Hiding (2002)
Keyphrases
- radon transform
- moment invariants
- watermarking technique
- invariant features
- hough transform
- ridgelet transform
- input image
- image segmentation
- discrete radon transform
- back projection
- multiscale
- image features
- image reconstruction
- image analysis
- fourier transform
- wavelet representation
- fourier domain
- medical images
- object recognition
- test images
- feature detection
- watermarking scheme
- fourier descriptors
- high resolution
- pattern recognition
- digital watermarking
- preprocessing
- zernike moments
- edge detection
- affine transformation
- feature set
- feature points