Detecting AutoAttack Perturbations in the Frequency Domain.
Peter LorenzPaula HarderDominik StrasselMargret KeuperJanis KeuperPublished in: CoRR (2021)
Keyphrases
- frequency domain
- spatial domain
- fourier transform
- cross correlation
- feature extraction
- denoising
- power spectrum
- low frequency
- spectrum analysis
- subband
- filter bank
- phase correlation
- frequency analysis
- low pass
- power spectra
- frequency response
- frequency spectrum
- spectral domain
- facial asymmetry
- fourier domain
- frequency domain analysis
- fast fourier transform
- affine invariance
- image processing
- log polar
- gray scale
- directional filtering
- mathematical formalism