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