SpectralDefense: Detecting Adversarial Attacks on CNNs in the Fourier Domain.

Paula Harder Franz-Josef Pfreundt Margret Keuper Janis Keuper

Published in: IJCNN (2021)

Keyphrases

fourier domain
fourier transform
frequency domain
spatial domain
optic flow
wavelet domain
gabor filters
invariant features
radon transform
log polar
image reconstruction
preprocessing step