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Result of segmented masses. Row (1) shows original images; row (2) shows images after median filtering, cropping, and border removal; row (3) shows the results of the Otsu method; row (4) shows the result of the Otsu method with image smoothing; row (5) shows the result of the Otsu method with Laplacian edge information; and row (6) shows the mass extraction from the original image [107].
