A New Algorithm for Calculating Poles of A Scattering Object
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Graphical Abstract
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Abstract
The natural resonances(poles) of a scattering object are important for the target identification.A new method is proposed in this paper to calculate poles,which points out that the zeros of the fast Fourier transform of the integral kernel function are the poles of the scattering object.As an example,the poles of a thin wire conductor are obtained with high precision in very short time by using this method.
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