RE: Using CONN with animal (dog and cat) MRI data
i am also meet such problem ,can you share me the method , thanks so much
View ArticleResults interpretation
Hi. A question to Alfonso and the Team. We performed an ANCOVA analysis to compare connectivity between two different groups controlling for an other covariate. Our idea is to consider the p-values...
View ArticleSignal to noise ratio
To whom it may concern, We have recently put a batch of 543 subjects through a preprocessing pipeline in CONN toolbox. We would like to calculate the Signal-to-noise Ratio (SNR). A script to look for...
View ArticleProblem with WM, CSF components in repeat analysis
Hello CONN community, We ran through a preprocessing pipeline in CONN that included ART outlier detection only. We did this in December and then again in July with the same subjects and noticed some...
View ArticletSNR and ROI-to-ROI connectivity
To whom it may concern, I have two questions that I was hoping to get some suggestions with. Firstly, when performing the denoising step in CONN, does it make a temporal Signal-to-Noise(rSNR)...
View ArticleCan the seed be reversed in functional connectivity analysis?
Dear CONN community, In functional connectivity (FC) analysis, can we use the results of a FC as a seed and do further FC analysis? i.e. Use region A as seed and get region B as the result of a FC then...
View Articleoutlier after denoising
Hi all, I have a question regarding denoising. One participant had less degrees of freedom left after nuisance regression than the rest of the group resulting in markedly reduced connectivity. Does...
View ArticleSetting up contrasts - Functional connectivity analysis with behavioral...
Hi Alfonso, At the moment, I am working with personality data and resting-state data and am having uncertainties about my second-level analysis. In my sample, I have an ASD group and...
View ArticleError in Setup Scrubbing and QC_timeseries
Hi, I'm able to run my preprocessing steps without error in Conn 19c, but when I click Done to complete the Setup steps I am getting the following error: SOME ERRORS FOUND!: Please revise the Setup...
View ArticleCorrect *Across ICNs* for Multiple Comparisons
Hi all, I have a reviewer concerned that I did not correct for multiple comparisons *across* number of components. That is, I have 36 components, and they suggest the significant pFWE cluster resulting...
View ArticleConn installation problem
Hi, I installed everything and tried to run conn by typing in conn in the matlab command line: I am using a Macbook Pro 2019 with Catalina. Matlab 2020 SPM version 8 ERROR DESCRIPTION: Error using conn...
View ArticleVoxel-to-voxel: unequal voxels when combing datasets
Hello, I am currently trying to perform voxel-to-voxel analyses on subjects from two different datasets. When I try to run any analysis in the voxel-to-voxel category, I get the following...
View Articlefmriprep and conn
Hi, I preprocessed my data with fmriprep, but when I understood correctly fmriprep only does a basic preprocessing and is missing smoothing and denoising right? So can I load the preprocessed...
View ArticleRE: black background connectome ring
[color=#000000]Hi Alfonso, [/color] I hadn't noticed that the Graphic Options button brings up menus at the top - thanks (I was convinced it was broken). To change the background and prepare for...
View ArticleRE: Skull extracted denoised output
Hi Alfonso, Thank you, that is extremely helpful! I just ran the "no masking" option for right now and noticed that the value at each voxel between the non-masked denoised volume is approximately 3x...
View ArticleAbnormal file name (wc1meanu*.nii)
Hello, I'm checking through the functional (rsfMRI) files generated during preprocessing and found for one of the subjects the wc1art_mean_au*.nii file was names differently (as "wc1meanu*.nii"). Same...
View Articletime evolution of DMN
Dear all, I would like to show time evolution of DMN network in a video. I have rs-fMRI data from 4 subjects. I did preprocessing, first level and second level analyses. I did ROI-to-ROI analysis. I...
View ArticleRE: Problem with WM, CSF components in repeat analysis
[color=#000000]Hi Adam,[/color] [color=#000000]I see no reasonable explanation for that, other than having manually modified between the two analyses the source of either your functional data or your...
View ArticleRE: Can the seed be reversed in functional connectivity analysis?
[color=#000000]Dear Pradeep,[/color] [color=#000000]That's an interesting question. If you are performing the same second-level analyses using as seed the a target cluster found in a previous analysis,...
View ArticleRE: Problem with ALFF and fALFF analysis
Hello Alfonso and Conn Users, Any suggestions or potential solutions ? Should I just recreate the conn project with only the participants who had incomplete conditions to generate fALFF and ALFF values...
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