Beauchamp:SurfaceMetrics

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Brain picture
Beauchamp Lab Notebook





To find the closest node on the surface from a point in the space use SurfaceMetrics function. This is useful for finding the closest node on the surface to a stimulator (electrode, TMS coil, etc.). Here is an example to find the closest node to each electrode on the right hemishphere of subject DE:

SurfaceMetrics -spec DE_rh.spec -sv DE_SurfVol_Alnd_Exp+orig -surf_A rh.pial.asc -closest_node ElectrodesRight.1D \
-prefix DEClosestNodesRight

see also

Beauchamp:Electrophysiology
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