A universal detector of CNN-generated images using properties of checkerboard artifacts in the frequency domain.
Miki TanakaSayaka ShiotaHitoshi KiyaPublished in: CoRR (2021)
Keyphrases
- frequency domain
- cross correlation
- log polar
- spatial domain
- fourier domain
- power spectrum
- fourier transform
- power spectra
- fourier analysis
- bandpass
- phase correlation
- input image
- image data
- discrete fourier transform
- spectral domain
- affine invariance
- directional filtering
- subband
- object recognition
- edge detection
- denoising
- image registration
- subpixel accuracy
- spectrum analysis
- similarity measure
- light transport
- high quality
- spectral signatures
- feature extraction