help > RE: gPPI with parametric modulator entered as user-specific regressor
Jun 7, 2018  04:06 PM | Donald McLaren
RE: gPPI with parametric modulator entered as user-specific regressor
Hi,

I think the issue is that you don't have the PPI terms for the parametric modulators. Thus, the contrasts cannot be built.

The automated contrasts specified in the configuration settings P can only be used for the PPI terms. It is assumed that these all begin with PPI_ and the code uses this prefix on the conditions names. If you do have PPI terms for the PM, please attach the SPM.mat file and I can take a closer look at the issue.

Best,
Donald

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yogr Jun 7, 2018
RE: gPPI with parametric modulator entered as user-specific regressor
Donald McLaren Jun 7, 2018
yogr Jun 7, 2018
Donald McLaren Jun 7, 2018
yogr Jun 7, 2018
Donald McLaren Jun 7, 2018
yogr Jun 8, 2018
Donald McLaren Jun 8, 2018