Research Article

Cortical Surface Reconstruction from High-Resolution MR Brain Images

Table 2

Intermethod accuracy analysis: summary of the group-average statistics for distances between DELFMAP- and FreeSurfer-generated surfaces.

Surf.L/RSigned distanceAbsolute distance
Mean (mm)stdev (mm)Mean (mm)stdev (mm)>1 mm (%)>2 mm (%)

pialL−0.08 (0.04)0.49 (0.02)0.40 (0.02)0.37 (0.02)6.8 (1.2)0.6 (0.2)
R−0.07 (0.04)0.53 (0.02)0.42 (0.02)0.38 (0.02)7.4 (1.3)0.6 (0.2)
whiteL0.00 (0.04)0.28 (0.01)0.24 (0.01)0.17 (0.01) 0.1 ( 0 . 1 ) 0.0 (0.01)
R0.00 (0.04)0.29 (0.01)0.24 (0.01)0.18 (0.01) 0.0 ( 0 . 0 ) 0.0 (0.01)