Loading a large file into conn
Hi I'm trying to load a large (6,4Gb) resting state file into conn with 1x1x1 mm voxel size and with 300 TRs. I get this rather surprising error message: ERROR DESCRIPTION: Error using spm_sample_vol...
View Articlep-FDR changes based on seed-target direction?
Hi, I have a situation where I am doing ROI-ROI based connectivity with simple bi-variate correlations within the regions of the BA atlas. Following all the set-up, denoising and first-level analysis...
View ArticleRE: Reducing Disk Storage Use
Thanks Alfonso, that is exactly the kind of info we were looking for.
View ArticleSecond-level Results error: art.m overloaded
I am new to using Conn. I am using the most recent version of Conn on SPM 12. I am looking at DMN connectivity in a resting state paradigm, but after going through the steps up to the second level...
View Article"1 time-points" error
Hi, Having loaded my functional data and other setup info as I usually would (all my data was preprocessed outside CONN), I am trying to move on to the denoising step. For some reason I am getting the...
View ArticleIs 3 mm head movement threshold allowed?
Hi Alfonso, I just got a reply from the journal where I resubmitted the results you advised me on. It looks like one of the reviewer still has issues with the 3 mm motion threshold when it comes to...
View ArticleRE: Merging projects- incompatible source names
I also have this problem when I attempt to add a project to the current project.
View ArticleTrying to start Conn - error
ERROR DESCRIPTION: Reference to non-existent field 'filename'. Error in conn_menumanager (line 529) if isempty(CONN_x.filename), set(CONN_MM.HELP.handle,'string','Project: undefined','visible','on');...
View Articleerror with conn_standalone for Linux 64
Dear Alfonso, I am trying to use the standalone version of CONN on my laptop (Linux 64, Ubuntu 14, MCR v713 already installed and working fine with SPM). I followed the installation procedure step by...
View Articleunequal group comparison
Hello all, I'm new to conn and fMRI connectivity analysis. I am running resting state connectivity analysis in a single case study. I want to compare one single subject to a group of controls (n=14). I...
View ArticleSwitching between ICAs in second-level tab
Hello Alfonso, I have computed a number of ICA decompositions from the same dataset and I would like to switch between these in the "Second-level Results" tab. In perusing the directories generated...
View ArticleRE: Leave one out
Hi Alfonso, Thank you for posting the CONN version of your SPM cross-validation scripts. The scripts work very nicely, but I have a few questions and could use some guidance on reporting the LOOCV...
View Articlecontrast help
Hi, I have 4 conditions A, B, C, D I would like to find activity contrast between the difference between A-B and the difference between C-D So, in other words, what activity has changed from C to D...
View ArticleART outlire detection function Instructions?
Hi, Do you know if there are instructions for the ART outlier detection function available in CONN? Thank you Francesco
View ArticleT value interpretation in 2nd level analysis
Hi Conn users, I have finished a second level analysis of 36 subjects. I also did subjects effect using Lateralization Indexes for expressive and receptive language. At the end, I obtained for all...
View ArticleRE: Batch -- Preprocessing Error
Hello, I am new to SPM and I am encountering the same problem and I can't solve it. [b]I am trying to run this:[/b] matlabbatch{1}.spm.spatial.preproc.channel.vols = {'C:\Program...
View ArticleROIs default
How can we find the dimensions of the predetermined ROIs inherent within Conn? Also what would a .tal ROI file look like ? How do you determine the size? Or should I use something like MarsBar? Thanks
View Articleatrophy correction and ROI-to-ROI individual
Hi, I was wondering if Conn is already able to perform voxel wise correction for grey matter volume? Or whether I need to add total grey matter volume as a covariate? Furthermore, for some other...
View ArticleNo condition visible: no data --> error
Hi, Yesterday, it worked. Today I added some additional ROIs and removed other ones and now I noticed that the condition field in conn is empty. It is set from 0 to Inf, but it says "no data selected"...
View ArticleLocating individual subject Beta value
Dear Conn Users, I have preprocessed a small sample (N=7) that completed an N-back task in the scanner (task conditions: 2-back and 0-back) and in first level options I selected gPPI, bivariate...
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