7/2/2004 SSCC/NIMH
41
Mapping data: Volume
ˆ
Surface
¥
Use 3dVol2Surf to map individual subject data onto each surface
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Example: Mapping functional data onto surface, with thresholding
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3dVol2Surf
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-spec
../SurfData/SUMA/DemoSubj_lh.spec
\
-surf_A
lh.smoothwm.asc
\
-surf_B
lh.pial.asc
\
-sv
DemoSubj_SurfVol_Alnd_Exp+orig
\
-grid_parent
DemoSubj_EccExpavir.DEL+orig
\
-cmask
'-a DemoSubj_EccExpavir.DEL+orig[2]
\
-expr
step(a-0.5)'
\
-map_func
ave
\
-f_steps
10
\
-f_index
nodes
\
-oom_value
-1.0
\
-oob_value
-2.0
\
-out_1D
out_Del.1D.dset
by Rick Reynolds