. Author manuscript; available in PMC: 2012 Oct 22.

Published in final edited form as: Inf Process Med Imaging. 2011;22:1–12. doi: 10.1007/978-3-642-22092-0_1

Table 1.

Comparison of the non-adaptive EM segmentation algorithm and the proposed method on brains with normal anatomy (Brainweb and IBSR data sets), measured by Dice overlap coefficient. For IBSR data set, the mean dice value over 10 subjects is reported.

	Brainweb				IBSR*
Algorithm	CSF	VENT	GM	WM	VENT	GM	WM
Atlas EM	0.938	0.953	0.942	0.952	0.851	0.931	0.877
Adaptive atlas	0.945	0.957	0.945	0.951	0.835	0.933	0.878