Robustness realisation in image steganography using frequency domain-based transforms for e-voting.
M. VivekK. V. AnusuyaPublished in: Electron. Gov. an Int. J. (2024)
Keyphrases
- frequency domain
- discrete fourier transform
- spatial domain
- fourier transform
- cross correlation
- power spectrum
- spectral domain
- subband
- frequency analysis
- denoising
- low pass
- feature extraction
- frequency domain analysis
- spectrum analysis
- fast fourier transform
- power spectra
- facial asymmetry
- fourier domain
- phase correlation
- fourier analysis
- bandpass
- machine learning
- transform domain
- affine invariance
- edge detection
- preprocessing
- multiscale
- power spectral