Automatic segmentation of meningioma from non-contrasted brain MRI integrating fuzzy clustering and region growing

Table 1 Results obtained by the automatic system

Case	GT	SYS	TP	FP	FN	TN	PM (%)	CR
1	2132	3512	2012	1500	120	61904	94.37	0.59
2	855	4440	0	4440	855	60241	0.00	-2.60
3	4271	4313	4118	195	153	61070	96.42	0.94
4	1183	990	865	125	318	64228	73.12	0.68
5	4517	3577	3434	143	1083	60876	76.02	0.74
6	2270	2452	2180	272	90	62994	96.04	0.90
7	1100	1370	1099	271	1	64165	99.91	0.88
8	761	648	623	25	138	64750	81.87	0.80
9	5607	4559	4544	15	1063	59914	81.04	0.81
10	1081	1126	935	191	146	64264	86.49	0.78
11	2013	3104	0	3104	2013	60419	0.00	-0.77
12	2500	2298	2246	52	254	62984	89.84	0.89
13	1968	3198	1957	1241	11	62327	99.44	0.68
14	442	374	359	15	83	65079	81.22	0.80
15	942	2764	0	2764	942	61830	0.00	-1.47
16	5549	6967	5482	1485	67	58502	98.79	0.85
17	2137	2657	261	2396	1876	61003	12.21	-0.44
18	732	1508	0	1508	732	63296	0.00	-1.03
19	4379	4205	4158	47	221	61110	94.95	0.94
20	2589	2650	2455	195	134	62752	94.82	0.91
21	1397	1554	1306	248	91	63891	93.49	0.85
22	4702	6114	4584	1530	118	59304	97.49	0.81
23	1560	1537	1408	129	152	63847	90.26	0.86
24	1384	1650	1183	467	201	63685	85.48	0.69
25	588	719	566	153	22	64795	96.26	0.83
26	1662	2012	1586	426	76	245750	95.43	0.83
27	1715	2012	1417	595	298	245530	82.62	0.65
28	4495	4825	4359	466	136	242870	96.97	0.92
29	1329	206	206	0	1123	246510	15.50	0.16

The results were demonstrated at pixel level, together with their validation parameters. *GT: Ground Truth; SYS: Automatic System; TP: True Positive; FP: False Positive; FN: False Negative; TN: True Negative; PM: Percent Match; CR: Correspondence Ratio.

ISSN: 1472-6947