Error at 1st level: incorrect # ROIs
> Hi,>> I posted the below error message regarding an incorrect number of ROIs at> first level analysis earlier this week. After some digging through the> results output, I discovered...
View ArticleRE: 1st level beta maps voxel size after smoo
alright, have been confused about this. obviously, it's all right.
View ArticleRE: ROI extracted time series
Hi, I want to do task based functional connectivity using CONN, on activvated ROIs. However I think CONN does not do activation anlaysis, so I was thinking of implementing the following analysis...
View Articleconditions import
Hi there, I have a problem with importing my conditions into conn. I know that it has to be a txt or csv file. But it doesn't work because I probably got the structure of the file wrong. Can someone...
View Articlenative space ROIs batch import
Hi, 1) I'm trying to use conn batch to load native space data into the toolbox. I've been trying to specify BATCH.Setup.rois.subjectspecific using: for isubSpec = 1:(length((roisList{1,1}.col))+3)...
View Articledisable CONN art box
Dear CONN users I am using the batch commands to preprocess my data. I would like to avoid having Matlab "plotting" the art dialog box. Is there a way of disabling just this part? Any help would be...
View ArticleInterpreting gPPI with regression measures
Hi, I want to confirm some analyses that I conducted with the CONN toolbox in response to a reviewer's comments. Essentially, I am looking at how the hippocampus is differently connected to regions of...
View ArticleContrast for 2nd lvl Analysis w/o Groups
Hello everyone, I want to analyze the effect of obesity on a working memory score. So basically I want to know, how obesity changes functional connectivity in the brain and how those changes in...
View Article"no significant voxels"
I am also having the same "no significant voxels" problem.... [i]Originally posted by kito24:[/i][quote][color=#000000]Hi Alfonso and Chaleece,[/color] [color=#000000]Were you able to figure out a...
View Article1st level seed-voxel in native space
Hello, I've been combing through this forum over the past few days yet have not found a solution to this issue. I am attempting to perform a native space seed-to-voxel analysis within a...
View ArticleRE: Using CONN data on SPM first level analysis
Had the same problem ..... try "-inf" as the masking threshold instead of "inf" ... -Patrick [i]Originally posted by Lanxin Ji:[/i][quote]Hi, Alfonso. I met the same error as Claudio does. I have...
View ArticleSubjects pre_processing/conn FC toolbox
Dear experts I have few questions regarding the pre_precessing steps with four independent groups of subjects with conn FC toolbox. We are going to process rsfMRI data (A total of 140+ subjects, four...
View ArticleCorrelation analysis
Dear Alfonso, I have DTI data and resting sate fMRI data. I ran voxel-wise DTI analysis between two groups and I isolated clusters of significant difference between the groups. I extracted FA values...
View Articlesome questions regarding SPM12 and SPM8
hi, I have some questions regarding SPM12 and SPM8, we use the same preprocessing procedure in SPM8 and SPM12(slice timing, Realignment, Coregister, Segment, Normalise , Smooth) ,and using...
View ArticleError during final step of SETUP
Hi NITRC Community, I am running a between-group resting state study and am getting an error during the final step of SETUP (full error message below). Preprocessing step completed; when I click...
View ArticleMerge two rfMRI scans
Hi Alfonso, I have some data with two runs of resting-state for each subject. We would like to merge them into a unique sequence. How would you merge it? I mean, to demean, concatenate, etc... How...
View ArticleHow to define "site" as covariate
Dear Alfonso Since we are part of a multi-center study, we have received a lot of resting state fMRI data (n>150) from different sites (n=9) that we plan to analyze. At the moment, we are having...
View Articleno conditions found, please re-run first
Hello conn group, I was trying to do FC analysis with batch, and when I opened the GUI to see the results after all analysis were done, everything seemed fine but not second level results. It kept...
View ArticlePermutations
Hi, how many permutations is the CONN default in the ROI to ROI second level analysis? Thanks, Ana
View Articleissues with overwriting and art_thresholds
Dear Conn users I have three questions regarding the batch.prepocessing codes and I am seeking for help: 1. I would like to set the default options for batch.New.art_thresholds; I found both...
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