| http://www.w3.org/ns/prov#value | - The theoretical contrast ??I of a spherical radiological sign with a radius s, measured by the wavelet of scale parameter s at the center of the sphere and in the slice passing through the center of the microcalcification, is ??I=Ib???s??????????K where K is a constant, Ib is the background intensity and ???? is the difference between the coefficients of attenuation of the composition of the breas
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