Watermarking Digital Images in the Frequency Domain: Performance and Attack Issues.
Maria ChroniAngelos FylakisStavros D. NikolopoulosPublished in: WEBIST (Selected Papers) (2013)
Keyphrases
- frequency domain
- digital images
- fourier transform
- spatial domain
- cross correlation
- power spectrum
- low frequency
- feature extraction
- denoising
- watermarking technique
- digital watermarking
- subband
- copyright protection
- fourier domain
- frequency analysis
- digital watermark
- fourier analysis
- spectrum analysis
- frequency spectrum
- power spectra
- frequency response
- fast fourier transform
- discrete fourier transform
- computer vision
- multiscale
- image data
- frequency domain analysis
- wavelet domain