TABLE I.

Comparison (using the mean Dice index) of several possible combinations of patch-based approaches (using optimal global parameter setting) on the Brainweb dataset. For the pair-wise results, labels have been fused using the majority voting rule. Highest overlap rates are shown in bold.

brain structure	pair-wise			group-wise
	pointwise	multipoint	fast multipoint	pointwise	multipoint	fast multipoint
CSF	0.87	0.88	0.87	0.87	0.86	0.86
Gray Matter	0.95	0.95	0.94	0.95	0.93	0.94
White Matter	0.95	0.95	0.94	0.95	0.94	0.94
Fat	0.83	0.87	0.85	0.83	0.85	0.84
Muscle	0.66	0.70	0.67	0.66	0.67	0.66
Muscle/Skin	0.93	0.94	0.93	0.93	0.93	0.93
Skull	0.92	0.93	0.91	0.92	0.92	0.92
vessels	0.61	0.59	0.56	0.61	0.56	0.57
around fat	0.37	0.36	0.30	0.37	0.34	0.36
dura matter	0.51	0.53	0.47	0.51	0.49	0.50
bone marrow	0.81	0.83	0.79	0.81	0.81	0.80