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Efficient approximate scaling of spherical functions in the Fourier domain with generalization to hyperspheres.
Ivan Dokmanic
Davor Petrinovic
Published in:
IEEE Trans. Signal Process. (2010)
Keyphrases
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fourier domain
fourier transform
spatial domain
frequency domain
gabor filters
radon transform
optic flow
wavelet domain
invariant features
log polar
blurred images
preprocessing step
gray level
linear combination
multiscale
point spread function
signal processing