How perform a correlation in Calculator ?
Hello everyone, Would you please let me know how I can run a correlation in Calculator in CONN? and find Pearson correlation coefficient ? Does CONN calculator covers correlation at all? More...
View ArticleRE: Export ROI-to-ROI correlation matrix
Hi, Alfonso, I still have a question about the correlation matrix. I got some value bigger than 1, which is not sensible for an r value. I guess it may caused by fisher transform, does Conn provide...
View Articlespm12 to conn toolox second level
Hello erevybody, Second-level analysis has been done in spm12 and i would like to display in the conn toolbox. Does anyone know how to do it? any help would be appreciated :) !
View ArticleRE: Matlab warnings & queue job issues
Hi Alfonso, Thank you so much for your continued assistance! Using the patch you provided, I am now getting the following error: [quote]Undefined function or variable "dogui". Error in...
View ArticleNetwork Based Statistics
Dear Alfonso and other CONN users, I was hoping you might be able to enlighten me regarding the appropriate use of Network Based Statistics in CONN. I am investigating a network of 40 seeds in 20...
View ArticleSmoothing Following Denoising/Confound Reg
Hello CONN users, I've been reading some articles on artifact reduction in connectivity through BOLD signal (these three in particular): https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2897154/...
View ArticleReference to non-existent field 'mask'.
I get this error during the "denoising" step. The conn file was created with an earlier version (conn14), I am trying to use conn17f to add the voxel-voxel analysis. Any ideas how to fix this?
View ArticleMP-RAGE structural scan (.nii) all chunky
Hello, I am giving the CONN toolbox a go, based on the informational youtubes (thanks!). However, when I started a new project, and went to specify the structural MP-RAGE scan of a single subject (in...
View Articlefirst-level fMRI error
Dear CONN experts, I am currently running a seed-to region study and i get the following error message during the first-level analysis. It seems that I should put the scrubbing as a confound in the...
View ArticleRepeated measures MANOVA fMRI task
Dear all, I would like to run a repeated measures MANOVA to explore functional connectivity changes during the performance of a memory task following the implementation of a specific intervention. The...
View ArticleDenoised Time Signals in Native Surf.
Hi everyone, I was wondering if it is possible with the CONN toolbox to export a denoised time signal in a subject's native surface space from FreeSurfer? I am specifically interested in having a...
View ArticleRE: Principal component decomposition questio
Hi Alfonso, Thank you so much for your helpful response. I have done as you suggested and all went well with the code, however when I went back into the second level covariates tab in setup and...
View ArticleError during CONN data processing step
Hi, I have some mouse resting state fMRI data that I have already co-registered using the FSL package. I would like to use the CONN toolbox (17.c, run with MatlabR2014a) to perform seed-to-voxel and...
View ArticleExtracting connectivity values for conditions
Hey all, thanks for your time to read this I was wondering how I can extract the connectivity values for all atlas brain regions for all 3 of my particular conditions. My conditions are: Background...
View Articleextract connectivity values
Hi, I'm using CONN v17 and trying to extract connectivity values from a second level contrast (Condition1 - Condition2) using "Seed to Voxel" analysis. The results show two significant clusters, but...
View ArticleMean Connection Strength
Hi, I have completed my second level analysis and run 2 sample t-tests, using control and impaired as my between subjects contrast and a selected ROI (SMG) as my between sources contrast. Now I am...
View Articlesubject specific ROIs and .label files
Hi experts, Sorry if this has been explained before. Is it possible to use .label files as subject-specific ROIs in a surface based analysis in native space? Thanks! Carla
View ArticleRE: Problem in Loading atlas
Hi I have the same problem. Have you solved this out? Thanks.
View ArticleConfusing sample ROI-to-ROI results
Hi Alfonso and all, I am a beginner with resting-state analysis and confused with a result I got. I would really appreciate your advice. I am interested in the relationship between the connectivity of...
View Article2nd Level Multi-Session Result Interpretation
Hello CONN Users, I have a question about my second level results and want to be sure I am interpreting the significant ROI-to-ROI results correctly. I have included a screenshot of my results....
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