RE: Seed to Voxel Analysis
Hi Alfonso, I'm sorry to press on this but I can't find answers from Conn's manual or from the help forum. We have just completed a seed to voxel analysis. We had previously carried out an ROI to ROI...
View ArticleTimecourse analysis in ICA
Dear experts, Is it possible to analyze timecourse differences for ICA networks between two groups (for eg.) in a similar way to the stats on beta weights approach in GIFT? Thanks Andrew
View Articlerealignment basic question
Hello, One simple basic question: Just wonder if someone can clarify why the default preprocessing steps including realignment parameters (during the denoising step) as a regressor when I would have...
View ArticleRE: Design setup for multi-session experiment
Hi Alfonso, I have moved to the second-level with this project and it is slightly modified from my previous post here. I have a question about interpreting the directionality of my ROI-to-ROI results....
View ArticleAge and Gender as covariates
Dear experts, I know that in a within-subject design there's no need to control for age and gender but should I control for these variables in a within and between-subject design? The conn toolbox...
View ArticleHow to denoise with global correlation GCOR
Hello there! I can't find how to generate GCOR for denoising. Do we need to use a specific preprocessing step to generate it? Or do we simply regress QA_GCOR as a second-level covariate? Thanks a lot...
View ArticleRE: Single subject analysis
To get something similar to CONN's first-level previsualization in a nifti mask: get the BETA*.nii file as pointed by Alfonso, then use SPM ImageCalc (or something similar) to filter the voxels. Use...
View ArticleWeird cut-off activation map single subject
Dear Alfonso, Thank you so much for your reply! Sorry I did not see it before (one can either be subscribed to the whole forum or on nothing, there is no email notification per topic unluckily :-/). I...
View ArticleCONN - Selection of customised ROI
Dear experts, I am quite new to CONN and I would like to use it for seed-to-voxels analysis. I am wondering whether it would be possible to input a customised ROI of interest rather than using the...
View ArticleRE: Merging projects- incompatible source nam
Hi Alfonso, I've never been able to resolve this issue. What exactly is this error referring to? Best, Kaylah
View Articlecomparing two networks with graph theory
Hello Conn experts, I have Resting state data in a single group of patients and i'm trying to compare two models with graph theory (my two networks have some common regions, for example network 1 with...
View ArticleCoregistration in default CONN preprocessing
Dear CONN community, I am a new CONN (v. 17f) user and I must say working with CONN is a great experience, this is indeed a very user-firendly software (which is quite rare in our field..)! I decided...
View ArticleData was only written for first subject
Hello, I am new to CONN and I seem to have a problem with the pre-processing step for multiple subjects (6 in my case): the pre-processing runs fine, but it only seems to generate data for the first...
View ArticleLesions/Damage Masking in CONN?
Is there a way to implement lesion masking in CONN, such that it will run through the SPM segment procedure and not assign GM regions to actual white matter damage areas? I could see aCompCor not...
View ArticlegPPI in block and event-related designs.
Hello, I have two tasks for which I am looking to model functional connectivity, one being a slow block design and another being a fast event-related design. I'm still struggling a little to...
View Article"NORMS_" output files from denoising
Dear CONN experts, This may be a basic question, but I'm posting it here since I haven't been able to find any answer from the previous relevant posts (e.g., [url=message.php?msg_id=18633]here[/url] or...
View ArticleSingle-subject analysis
Dear Conn users, I am using the following setup: 10CTR, 1 patient. I am interested in seed-to-voxel analysis and I model [1 -1 ] for the patient and the CTRs respectively. My issue raises at the...
View ArticleInterleaved (Siemens) option
Hi, The scanner used for the data I'm analyzing is a Siemens Magnetom TrioTim syngo MR B17. The slice timing appears to be interleaved. I was curious if the "interleaved siemens" option for slice...
View ArticleRE: Timecourse analysis in ICA
[i]Originally posted by Andrew Martin:[/i][quote]Dear experts, Is it possible to analyze timecourse differences for ICA networks between two groups (for eg.) in a similar way to the stats on beta...
View Articlechange axial to coronal
Hello, I started doing an analysis in subject space for the first time(at least that is what I wanted to do). I loaded all my structural and functional data which are axial slices and then did the...
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