help > CONN Denoising ouput
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Aug 25, 2025  05:08 PM | richardks
CONN Denoising ouput

I need a bit of help.


I found an explanation of the output data from each step in CONN project files,


https://www.nitrc.org/forum/message.php?msg_id=18633 


but it seems outdated. Could someone summarize it for me, especially the outputs of the denoising step? I need the denoised data to use in another MATLAB function.


Thanks,
Richard

Aug 28, 2025  09:08 PM | Alfonso Nieto-Castanon - Boston University
RE: CONN Denoising ouput

Hi Richard,


If you are running denoising using the GUI or batch scripts the denoised functional data will be stored in the same directory/location as your original functional data, but with a filename prefix that reflects the steps performed during preprocessing and denoising (e.g. dswauFUNCTIONAL.nii if your original data was named FUNCTIONAL.nii, indicating the following steps in reverse order: 'u' for realign&unwarp, 'a' for slice-timing correction, 'w' for MNI-normalization, 's' for smoothing, and 'd' for denoising)


Hope this helps (I have also updated this information in https://web.conn-toolbox.org/fmri-method... and in https://web.conn-toolbox.org/fmri-method... for future reference)


Alfonso


Originally posted by richardks:



I need a bit of help.


I found an explanation of the output data from each step in CONN project files,


https://www.nitrc.org/forum/message.php?msg_id=18633 


but it seems outdated. Could someone summarize it for me, especially the outputs of the denoising step? I need the denoised data to use in another MATLAB function.


Thanks,
Richard