Fourier Descriptor

abs_invar_fourier_coeffAbsInvarFourierCoeffabs_invar_fourier_coeffAbsInvarFourierCoeffabs_invar_fourier_coeff

Normalizing of the Fourier coefficients with respect to the displacment of the starting point.

fourier_1dimFourier1dimfourier_1dimFourier1dimfourier_1dim

Calculate the Fourier coefficients of a parameterized contour.

fourier_1dim_invFourier1dimInvfourier_1dim_invFourier1dimInvfourier_1dim_inv

One dimensional Fourier synthesis (inverse Fourier transform).

invar_fourier_coeffInvarFourierCoeffinvar_fourier_coeffInvarFourierCoeffinvar_fourier_coeff

Normalize the Fourier coefficients.

match_fourier_coeffMatchFourierCoeffmatch_fourier_coeffMatchFourierCoeffmatch_fourier_coeff

Similarity of two contours.

move_contour_origMoveContourOrigmove_contour_origMoveContourOrigmove_contour_orig

Transformation of the origin into the centre of gravity.

prep_contour_fourierPrepContourFourierprep_contour_fourierPrepContourFourierprep_contour_fourier

Parameterize the passed contour.