Does CONN provide means for Event Related analysis?
Dear all, I would like to analyse functional connectivity around a time locked event during scanning. Would anyone have an idea if\how this is possible with CONN? Best wishes and stay safe Renzo
View ArticleSlice-timing correction error
Dear CONN experts,Ā I downloaded the version of CONNĀ (20.b) in Linux, and performed functional analysis. I used the default preprocessing pipeline.Ā I choose slice-timing: interleave phillips When...
View ArticleCONN batch scripting: How to skip already-done things?
Hi Alfonso et al. I am working on using a script to maintain a fairly large CONN project, using v 20b. I only have one preprocessing step specified: Setup.preprocessing.steps={'functional_art'};...
View ArticleCONN std space MNI or TLRC as reported by AFNI 3dinfo
Hi There, I have some rest data, processed with CONN defaults.Ā I thought the CONN outputs were in MNI space, and I do a lot of post-processing outside of CONN with MNI atlases. However, when I run:...
View ArticleCONN v20.b beta and t values
Hello, Could you tell me how to find the beta and T values in CONN V20.b when conducting a second-level analysis. Can we found them in any specific file? Best, Fred
View ArticleRE: seed to voxel and roi to roi analysis, networks
Dear Alfonso, Thank you very much for your answer. I did the seed to voxel analysis with the four seeds from the dorsal attention network and the rest of the brain, obtaining a significant cluster in...
View Articlethe same seed, different results
Hello everyone, I am using seed-based rs-fMRI analysis in CONN. I chose the cluster showing significant correlation of fALFF map with behavioral score as the seed. However, every time whenĀ I run the...
View ArticlegPPI and session
Good morning: I am using the CONN toolbox in order to perform some gPPI analyses. I have data from a longitudinal study and I would like to assess whether connectivity analyses change as a function of...
View ArticleError in second-level results
Dear Alfonso, I am analysing a dataset of 6 participants (2 young adults, 2 old adults, 2 with Alzheimer's disease). The analysis is in native-space thus has used subject-specific ROIs. I just tried...
View ArticleCoherence calculation
Hi, I preprocessed and analyzed resting-state data within CONN and am now trying to figure out a method of determining the coherence (magnitude-squared coherence) of several of my ROIs. Is there a way...
View ArticleRE: 2nd level error: dot indexing not supported for this variable type
Hi Alfonso,Ā I am having the same error:Ā ERROR DESCRIPTION: Struct contents reference from a non-struct array object. Error in conn (line 10863) SPM.xX_multivariate.statsname=info.statsname; CONN20.b...
View ArticleRE: Error message - Reference to non-existent field 'X1'.
[color=#000000]Hi Alfonso,[/color] [color=#000000]You are right! The Denoising Step didn't finish, and 3/6 Step (Denoising functional data) was skipped. I have imported AAL90 template in Setup, which...
View Articlehow to add realignment parameters in denoising part in conn
I 've just start using conn and have tried my best to find a solution to this question, and I was wondering if someone could help me figure out. I am analysising the task fmri data. I have done the...
View ArticleMVPA: does CONN inform the classifier performance, which subjects were used...
Dear CONN expert, I ran CONNĀ“s MVPA in a big cohort of rsfMRI, >100, and got an interesting result. I read the Norman et al.,2006 review and I am still facing 2 important questions: 1- I set a...
View ArticleCONN ICA maps
Hi, Does anyone knows where I can get more info about the step-by-step procedure for ICA based denoising in CONN using the last version released? I've read the manual and watched the tutorials on the...
View ArticleQA information for multiple sessions
Hi, Does anyone know how to obtain QA plots and images to check registration and normalization of functional and anats for multiple sessions? I am only able to create and view the plots for my session...
View ArticleRE: CONN batch scripting: How to skip already-done things?
Could I bump this? My question is basically just how to skip already-processed subjects/ROIs in a CONN batch script. Thanks, Karl
View Articledata already in mni space
I'm new to conn. I was given some fMRI data in mni space already. How can I input these data in conn20b version without structural data? or do I have to put in the structural data to finish the "setup"...
View Articleproblem with import from fmriprep - ICA aroma cleaned files not imported
Hi, I have a relatively large dataset (108 participants, 4 tasks) that I preprocessed with fmriprep including ICA aroma, and I want to import it to CONN for further denoising and first-level analyses....
View ArticleRE: Average within / between network connectivity
[color=#000000]Hi,[/color] [color=#000000]I had the same issue, but ended up using version 19c and it worked just fine.[/color] [color=#000000]Best,[/color] [color=#000000]Omar[/color] [i]Originally...
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