Table 5.

Quantitative results of 10 cases using F-measure by the proposed method and the other two methods.

ID	CT scan	RW without our seeds	RW with our seeds	Proposed method
1	LIDC-IDRI-0260	0.9202	0.9314	0.9513
2	LIDC-IDRI-0195	0.9146	0.9279	0.9219
3	LIDC-IDRI-0060	0.8249	0.8435	0.8963
4	LIDC-IDRI-0045	0.8986	0.9014	0.9256
5	LIDC-IDRI-0044	0.9146	0.9271	0.9599
6	LIDC-IDRI-0003	0.8762	0.8920	0.9238
7	LIDC-IDRI-0186	0.6879	0.7249	0.7837
8	LIDC-IDRI-0087	0.7858	0.8171	0.8418
9	LIDC-IDRI-0884	0.8632	0.8969	0.9359
10	LIDC-IDRI-0052	0.7868	0.7935	0.8103
Mean std.		0.8473	0.8656	0.8951
		0.0756	0.0690	0.0614