Fig. 2

Z-score map by using eZIS and the segmentation map by using vbSEE. a Color-coding represents the scale of decrease or increase of the Z-score in the Z-score map; yellow represents the most increase area in the map. b Gray-scale represents the scale of decrease of the Z-score; white represents the most decreased area in the segmentation map. Abbreviations: eZIS, easy Z-score imaging system; vbSEE, voxel-based Analysis Stereotactic Extraction Estimation