Table 1. Signal-to-noise ratio of probabilistic boundary maps in three cases generated by the standard and new boundary mapping methods.

	Standard Analysis			New Analysis
	Whole Brain	Gray Matter	Contralateral
Case 1	2.8	2.9	3.7	1.8
Case 2	7.6	6.6	11.2	3.1
Case 3	3.1	3.0	7.6	2.0
Average	4.5	4.2	7.5	2.3