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RE: run functional connectivity on already preprocessed data

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[color=#000000]Hi there,[/color]

Would you be able to elaborate a little bit on the skipping of the preprocessing step? When I import my preprocessed data (done in SPM) and click on the "Done" button in the Setup tab (without doing anything in the Preprocessing tab), I get the following error message at Step 2/7: Segmentation:

ERROR DESCRIPTION:
Error using conn_setup_preproc (line 185)
STEP name %s is not a valid preprocessing step or an existing preprocessing-pipeline file
Error in conn_process (line 240)
conn_setup_preproc('run_structural_segment','subjects',nsub);
Error in conn_process (line 15)
case 'setup', disp(['CONN: RUNNING SETUP STEP']); conn_process([0:4,4.5,5]);
Error in conn (line 4119)
else conn_process('setup'); ispending=false;
Error in conn_menumanager (line 120)
feval(CONN_MM.MENU{n0}.callback{n1}{1},CONN_MM.MENU{n0}.callback{n1}{2:end});

CONN v.17.c
SPM8 + ALI Anatomy ArtRepair Beamforming DEM FCP FieldMap LI MEEGtools PPPI TFCE TOM8 Volumes conn marsbar ns rwls suit vbm8 wfupickatlas xjview
Matlab v.2013a
storage: 192172.7Gb available

spm installed in folder /software/system/spm/spm-8-6313
Warning: Contents.m overloaded by version in folder /nan/ceph/network/system/el7/spm/spm-8-6313/toolbox/vbm8
conn installed in folder /software/system/spm/spm-8-6313/toolbox/conn

It appears as if the CONN toolbox still tries to do the preprocessing? 

Many thanks in advance!


[i]Originally posted by Alfonso Nieto-Castanon:[/i][quote][color=#000000]Hi Kylag,[/color]

[color=#000000]Yes, you may simply not perform any preprocessing and click directly on the [i]Setup [/i]tab 'Done' button, and then in the [i]Denoising [/i]tab simply remove all terms from the confounds list and again click on '[i]Done[/i]' directly in order to proceed to first-level analyses directly (see the following thread for more details https://www.nitrc.org/forum/message.php?msg_id=25869)[/color]

[color=#000000]Alfonso[/color]
[i]Originally posted by kylag:[/i][quote]Hello,

I installed the Conn toolbox so that I may run seed-based whole brain analysis as well as node-based analysis. I have already preprocessed my data using DPARSFA and imported the final preprocessed functional images into my project in Conn. However, I am unsure how to skip the preprocessing step of the 'setup' section and go straight into first-level analysis.

How can I bypass the automatic preprocessing Conn does, so that I can simply run a seed-voxel analysis on data that has already been preprocessed?

Thank you for your help![/quote][/quote]

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