Image pre-processing detection: Evaluation of Benford's law, spatial and frequency domain feature performance.
Tom NeubertMario HildebrandtJana DittmannPublished in: SPLINE (2016)
Keyphrases
- frequency domain
- transformed image
- cross correlation
- image features
- power spectrum
- spectral domain
- low frequency
- spatial domain
- fourier domain
- discrete fourier transform
- feature extraction
- frequency analysis
- fourier transform
- spectral signatures
- preprocessing
- spatial information
- phase correlation
- template matching
- input image
- bandpass
- frequency domain analysis
- power spectra
- directional filtering
- log polar
- image data
- fourier analysis
- low pass
- fast fourier transform
- denoising
- multiscale
- high resolution
- invariant features
- frequency response
- subband
- image segmentation
- object recognition
- affine invariance
- spectrum analysis
- similarity measure
- feature points
- hyperspectral images
- natural images