Detection of duplicated regions in images using 1D-Fourier transform.
Seniha KetenciGüzin UlutasMustafa UlutasPublished in: IWSSIP (2014)
Keyphrases
- fourier transform
- log polar
- fourier domain
- input image
- image regions
- image features
- frequency domain
- fourier coefficients
- image data
- discrete fourier transform
- keypoints
- polar coordinates
- fourier analysis
- object recognition
- spectral estimation
- signal processing
- fourier descriptors
- correlation function
- edge detection
- image registration
- source images
- test images
- frequency spectrum
- radon transform
- image structure
- space variant
- image matching
- neural network
- detection algorithm
- feature points
- high quality
- feature extraction
- image segmentation
- machine learning