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April 30, 2021 08:57AM
One possibility is that the LME model might not be able to account for some potential confounding effects in your data. As a result, the "residuals" could contain some strongly correlated structure across space, leading to extremely high (and unrealistic) ACF parameters. One solution is to use some empirical ACF parameters from a similar dataset for 3dClustSim. Alternatively, try your best guess of FWHM and feed them into 3dClustSim -fwhm ...

Gang



Edited 1 time(s). Last edit at 04/30/2021 03:52PM by Gang.
Subject Author Posted

3dClustSim problem

SarahFan April 29, 2021 01:54PM

Re: 3dClustSim problem

ptaylor April 29, 2021 02:14PM

Re: 3dClustSim problem

SarahFan April 29, 2021 04:08PM

Re: 3dClustSim problem

Gang April 30, 2021 08:57AM

Re: 3dClustSim problem

SarahFan April 30, 2021 02:35PM



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