RE: Second-level covariate -> change scores
[color=#000000]Hi Natasha,[/color] [color=#000000]That's all perfectly fine, and scores with "actual" values of 0 are treated appropriately in group-specific covariates (and differently from the...
View ArticleRE: WARNING: possibly incorrect model
[color=#000000]Hi Mikey,[/color] [color=#000000]The "non-estimable contrast" warning means that your contrast cannot be uniquely estimated from the data (typically because ether the between-subjects...
View ArticleRE: Abnormal beta value
Dear Alfonso, Just a quick follow up to kindly ask you if you would be able to help with the above inquiry? Many thanks. Kind regards, Hugo
View ArticleRE: Error while Preprocessing in GUI ("No Executable Modules, but still...
Hello! I am actually having the exact same issue / error message as Cristina did in 2018. I checked the scans/acquisitions on my files and they all have 56. Is there any other potential reason for this...
View ArticleRE: Apple cannot verify the developer for the SPM download
[color=#000000]Hi,[/color] [color=#000000]Try running the following Matlab command:[/color]   conn bugfix_catalina2019 and then loading CONN again. Let me know if that seems to fix this issue Best...
View Articleseed to voxel and roi to roi analysis, networks
Dear CONN toolbox experts, I am interested in analyzing the connectivity within different networks (DMN, DAN, ECN and salient network). However, I don't understand how I should carry out the analysis....
View ArticleRE: Export .surf.nii file to Freesurfer ?
Hi Thanks a lot for your answer ! Unfortunately I am a bit lost because I did not find any function called 'conn_surf_read'. So I tried with 'conn_surf_readsurf' but I couldn't read my 4D .suf.nii...
View ArticleCan I load corrected_BETA*files into CONN again to extract the...
Dear CONN toolbox experts, I performed a fALFF analysis with CONN. Further I corrected the received BETA*files for brain atrophy with a SPM script and wish now to extract the corrected fALFF values for...
View ArticleRE: a few questions about small ROIs
[color=#000000]Hi Alfonso,[/color] [color=#000000]RE: point number 2:[/color] If there are, for example, 14 voxels at 1mm res, will CONN force to obtain signal from 14 voxels at 2mm even if those...
View ArticleRE: How to add respiration & cardiac data in setup
[color=#000000]Hi everyone,[/color] [color=#000000]I have a same question related to the physiological noise correction. I have cardio and respiration data during the rsfMRI and would like to use those...
View ArticleRE: Unable to display significant values in ROI-ROI connectome ring
Dear alfonso, Thanks for your response, perhaps i have framed my question in a wrong way, i am not into investigating whole brain connectome, i only want ROI-ROI effects for a sample of selected ROI's....
View ArticleMultiple conditions for a contrast
Dear all, I am new to the CONN toolbox and have a question about setting a between-condition contrast at the second level analysis. I have four conditions (A, B, C, and baseline). A, B and C are the...
View ArticleError when starting 2nd Level ROI-to-ROI analysis
Hello CONN developers and community members, I encounter the following error when I attempt do some second-level analysis. I was able to finish set-up, denoising, and first-level analysis of the data...
View ArticleError in Pre-Processing
Hello! When I am pre-processing, I run into the attached error which states that there are no executable modules. I have checked to make sure that there are multiple scans / acquisitions for each file...
View Article"GE_data-GE_lattice+LE_data-LE_random"
Dear Alfonso or other experts of CONN, Hi, I found the answer on determining optimal cost in this post and another (https://www.nitrc.org/forum/message.php?msg_id=20071) post really helpful. I'd like...
View ArticleSmoothing kernel in CONN
I'm a graduate student and a new user in CONN. I was recently shown how to run an ROI - ROI bivariate correlation analysis in CONN for a project examining functional connectivity among different brain...
View ArticleScrubbing & task-based fMRI
Hi all, I have an analysis I want to run on task-based fMRI. However am a bit confused. I scrubbed my volumes during pre-processing, and now don't understand what will happen with the timing of my task...
View ArticleRE: Apple cannot verify the developer for the SPM download
the problem is that Mac quarantines spm12 and does not allow it to communicate with other programs. The solution is: Go to terminal and run this command: sudo xattr -r -d com.apple.quarantine...
View Articleextracting connectivity values in CONN vs SPM
Hi all, When reviewing 2nd-level results in CONN, my understanding is that you can extract individual connectivity values by opening the results in "Results Explorer" and then selecting "Import Values"...
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