A Spatial Shape Constrained Clustering Method for Mammographic Mass Segmentation

Table 5

The related information for each extracted ROI.

Image	ROI size	ROI/mass center	Mass radius	Image	ROI size	ROI/mass center	Mass radius
(well-defined)	(pixel)	()	(pixel)	(ill-defined)	(pixel)	()	(pixel)
mdb001	200	(535, 599)	131	mdb013	100	(667, 659)	31
mdb002	100	(522, 744)	69	mdb030	100	(322, 348)	43
mdb005	100	(488, 873)	45	mdb032	100	(388, 282)	49
mdb010	100	(525, 599)	33	mdb058	100	(318, 665)	27
mdb012	100	(471, 566)	40	mdb063	100	(546, 561)	33
mdb015	100	(595, 160)	45	mdb134	100	(469, 296)	49
mdb017	100	(547, 451)	48	mdb144-a	80	(233, 30)	29
mdb019	100	(653, 547)	49	mdb144-b	100	(313, 484)	27
mdb021	100	(493, 899)	49	mdb264	100	(596, 593)	36
mdb023	100	(538, 343)	29	mdb265	100	(593, 526)	60
mdb025	120	(674, 581)	52	mdb267	100	(793, 543)	56
mdb028	120	(338, 710)	56	mdb271	120	(784, 754)	68
mdb069	100	(462, 618)	44	mdb274	120	(127, 519)	61
mdb080	100	(432, 875)	20	mdb312	80	(240, 761)	20
mdb091	80	(680, 530)	20	mdb314	100	(518, 833)	39
mdb132-a	80	(252, 236)	26
mdb132-b	80	(335, 258)	18
mdb141	100	(470, 265)	29
mdb142	100	(347, 388)	26
mdb244	100	(466, 457)	52
mdb270	80	(356, 79)	36
mdb290	100	(337, 671)	45
mdb315	200	(516, 577)	62

In the case of mdb144-a, ROI center is not identical to mass center since the latter is too close to image border.