Fast Quaternion Log-Polar Radial Harmonic Fourier Moments for Color Image Zero-Watermarking.
Pan-Pan NiuLi WangFei WangHong-Ying YangXiang-Yang WangPublished in: J. Math. Imaging Vis. (2022)
Keyphrases
- orthogonal fourier mellin
- polar coordinates
- log polar
- fourier transform
- color images
- color texture
- frequency domain
- fourier domain
- color information
- space variant
- digital images
- log polar mapping
- zernike moments
- spatial domain
- signal processing
- natural images
- image patches
- image processing
- template matching
- orthogonal moments
- feature detection
- moment invariants
- multiscale
- matching algorithm
- image registration
- fourier mellin transform
- image quality
- denoising
- input image
- preprocessing