Oh, sorry, I did not include that as a possibility. FSL codes F-contrasts 
differently than t-contrasts (FS codes them in the same way, just a matrix). If 
you want to do it this way, you'll have to use PALM by itself without the 
fspalm frontend. fspalm should still create files that can be conveniently used 
in PALM, you'll just have to create the FSL-related files needed to run that 
contrast.

On 12/21/2020 6:56 AM, Marina Fernández wrote:

        External Email - Use Caution

Dear experts,



To correct multiple comparisons on the surface I'm using fspalm. I know that 
this command internally transforms the design contrast and desing matrix from 
the Freesurfer format to the fsl format so that FSL-PALM understands the input.

When the freesurfer contrasts include only one line, I can run permutations 
with fspalm without errors. The problem arises when the contrast has two lines 
(e.g., when including a three-level factor like in the example "Contrast 4: 
group.effect.mtx" from the link MailScanner has detected a possible fraud 
attempt from "secure-web.cisco.com" claiming to be 
https://surfer.nmr.mgh.harvard.edu/fswiki/Fsgdf3G0V<https://secure-web.cisco.com/1zRPseSPjbEGgbMXbZRKYmGKkEKOP342L-FeUKM_km6ilBsfbfQJ_8-GKG0ysjrbni7SSqZSiRJEwGoNdTaDT7odDRtL4P8fXeJYKwJhPkQkrvUtYk6NsdQmQbrH5peBojO-GhYGC4fJBL8oiTjdRUnWElMzVNTDVVzcpeyhF4J-oNKoDjCnw7KeXyN6LJukL1rX7L9IjS4gmANZHEgbA8LyjIyhGxboT3lU_JSnWQGXoN93TpE-Th6Kv5ZIGHRensM51F7oceekuHSwqwMzpsQ/https%3A%2F%2Fsurfer.nmr.mgh.harvard.edu%2Ffswiki%2FFsgdf3G0V>;
 or when including a two-way interaction between a dichotomic factor and two 
covariates of interest). You can see below the error. How can I solve this 
problem?



Thank you in advance.

Marina



**ERROR:**

Loading surface 1/1: 
/usr/local/freesurfer/subjects/amyloid74_thickness_average/surf/lh.white

Reading input 1/1: 
/usr/local/freesurfer/subjects/amyloid74_thickness_stats/smoothing/gaussians/lh.fsgd_subj_gauss003.mgh

Reading design matrix and contrasts.

Error using palm_vestread (line 56)

File not in the correct format: design.con



Error in palm_miscread (line 110)

        [X.data,X.extra.PPH] = palm_vestread(X.filename);

Error in palm_takeargs (line 2111)

        tmp = palm_miscread(opts.t{t},[],[],opts.precision);

Error in palm_core (line 33)

[opts,plm] = palm_takeargs(varargin{:});

Error in palm (line 81)

palm_core(varargin{:});



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