Geometric-Invariant Robust Watermarking through Constellation Matching in the Frequency Domain.
Roberto CaldelliMauro BarniFranco BartoliniAlessandro PivaPublished in: ICIP (2000)
Keyphrases
- frequency domain
- geometric transformations
- robust watermarking
- fourier domain
- spatial domain
- fourier transform
- affine invariance
- power spectrum
- affine invariant
- low frequency
- matching algorithm
- denoising
- affine transformation
- low pass
- image matching
- subband
- feature points
- feature extraction
- copyright protection
- transform domain
- pattern recognition
- signal processing
- input image
- multiresolution
- high capacity
- feature vectors
- power spectra