second-level beta extraction for repeated measures design
Hi there, I have entered a 2X2 ANOVA and found a significant interaction effect but I am having trouble extracting the betas to interpret this. I have a group of patients and a group of controls and...
View ArticleHelp with Connectivity Matrix & Nuisance regressors
Dear CONN Experts, I would like to conduct a functional connectivity analysis (Graph Theory). My plan is to preprocess my resting state fmri data with nuisance regression and then submit the data for a...
View ArticleRE: Smoothed and unsmoothed data
Dear Experts What's the rationale behind using the smoothed data as voxel time series, while the unsmoothed data as seed timeseries for statistical analyses? Thanks! Best Larry [i]Originally posted by...
View ArticleHow to handle twin pairs that are not statisticly independent
Dear Alfonso and CONN Community In advance excuse me if my questions are a little bit blunt I m new to the field. I am currently using weighted GLM correlation measures within task condition to map the...
View Articlecorrupted mat file
Somehow my mat file was corrupted, but all of my data and results are intact. I can't open the mat file in either matlab or conn. Can I import the results back into a new project?
View ArticleTask FC estimation using basis functions in CONN
Dear Alfonso and CONN experts, I'm running an event-related FC analyses in CONN using gPPI, and would like to convolve my task regressors with a set of basis functions rather than the canonical HRF...
View ArticleExtract ROI-ROI connectivity measures for a subset of subjects
Hi, I would like to extract ROI-ROI connectivity measures for only a subset of subjects. As the results are Fishers z converted I would like to know how I can re-run the first level/second level...
View ArticleCoordinates of V1，V2， V5 implemented in CONN
Does anyone know the coordinates of the ROIs provided by visual regions in Conn software (V1，V2， V5)? In one of my studies I got some significant results with these ROIs and it would be nice to know...
View ArticleRE: Information on ROIs provided by CONN
Hi there, I too would be very grateful if someone could help answer this question. Best wishes, Jonathan [i]Originally posted by mm_44:[/i][quote]Hi, I have some questions about the atlas and networks...
View ArticleRE: network ROI citations
Hi there, Like Nick, it would be really useful if someone could provide a citation to find out a bit more about the network ROIs provided in Conn. I would be grateful for the assistance. Best wishes,...
View ArticleRE: Conn17a Networks
Hi there, As the other users have indicated here, I too would really appreciate any additional information that can be provided about the network ROIs in Conn. It is a really useful addition to have,...
View ArticleCONN for Animal study
Dear conn users, I wonder if someone has used conn toolbox for animal (esp. Monkey) studies? if so, please help me how to adjust the parameters and coordinates according to animal brain... Thanks in...
View ArticleALFF CONN Methods?
Hello, Are there any technical materials available for what CONN is doing "under the hood" with respect to voxel-wise ALFF data? Our group would like to use the method, but for reproducibility sake we...
View ArticleRecurring Error in Denoising Step
Hi all, I'm in the midst of analyzing FC in a sample of 87 participants resting state fMRI data. Every time I come to the denoising step I run into the following error: ERROR DESCRIPTION: Error using /...
View ArticleROI timeseries output is the same for all conditions???
Hello Conn users, I set up a project in CONN with task-based data from multiple conditions. Now I would like to obtain the subject-level confound-corrected time series for each condition in each ROI....
View ArticleUnwarp terminated abnormally (Matlab 2017b/SPM12/conn 18.a)
Dear Experts I got these errors while performing functional realignment and unwarp. Thanks for considering my request. Best regards Larry...
View ArticleErrors when using conn 18a
Dear conn users, I'm running into the following error listed below when using conn 18a that I had not met when used previous version. Can anyone give me any insight into what is causing this problem?...
View ArticleProblem feeding niftiDATA files into first level GLM in SPM
Hi All, I want to run an SPM first level GLM using data that is denoised using Conn's CompCor. I loaded my preprocessed images into Conn 17f and ran through the denoising step, and got the resultant...
View ArticleRE: Average within / between network connectivity
[color=#000000]Hi Alfonso,[/color] [color=#000000]Kindly answer my query provided below [/color] [i]Originally posted by Himanshu Joshi:[/i][quote]Hi Alfonso, Thankyou for this wonderful script...
View ArticleSliding window type
Hello, I was just wondering if the sliding windows employed in the latest versions of CONN follow, a) a simple block nature, taking the entire chuck of the time series, OR b) a similar type to the...
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