AFNI Message Board

Dear AFNI users-

We are very pleased to announce that the new AFNI Message Board framework is up! Please join us at:

https://discuss.afni.nimh.nih.gov

Existing user accounts have been migrated, so returning users can login by requesting a password reset. New users can create accounts, as well, through a standard account creation process. Please note that these setup emails might initially go to spam folders (esp. for NIH users!), so please check those locations in the beginning.

The current Message Board discussion threads have been migrated to the new framework. The current Message Board will remain visible, but read-only, for a little while.

Sincerely, AFNI HQ

History of AFNI updates  

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AJ
May 20, 2017 04:23AM
Hello AFNI experts,
I have recently started experimenting with afni. Despite the steep learning curve, I am enjoying the process.
We are trying to do resting state analysis with RSFC to calculate ALFF and fALFF values. We have combined the scripts from example 10b and 11 because we wanted to regress out WM and CSF signal and align the data to the MNI 152 template (Also because we are a bunch of masochists who like to make life unnecessarily complicated).

Are the following steps and their order appropriate for extracting ALFF values?

afni_proc.py -subj_id AD001_rest \
-blocks despike tshift align tlrc volreg blur mask regress \
-copy_anat AD001_SurfVol.nii \
-anat_follower_ROI aaseg anat aparc.a2009s+aseg.nii \
-anat_follower_ROI aeseg epi aparc.a2009s+aseg.nii \
-anat_follower_ROI FSvent epi FT_vent.nii \
-anat_follower_ROI FSWe epi FT_white.nii \
-anat_follower_erode FSvent FSWe \
-dsets AD001_Rest.nii \
-tcat_remove_first_trs 2 \
-tlrc_base MNI_avg152T1+tlrc \
-tlrc_NL_warp \
-volreg_align_to MIN_OUTLIER \
-volreg_align_e2a \
-volreg_tlrc_warp \
-regress_ROI_PC FSvent 3 \
-regress_anaticor_fast \
-regress_anaticor_label FSWe \
-regress_bandpass 0.01 0.1 \
-regress_apply_mot_types demean deriv \
-regress_RSFC \
-regress_est_blur_epits \
-regress_est_blur_errts \
-regress_run_clustsim no

A big shout out to whoever inserts the quirky jokes in the help pages!
- Anna
Subject Author Posted

Help with resting state analysis-RSFC

AJ May 20, 2017 04:23AM

Re: Help with resting state analysis-RSFC

rick reynolds May 22, 2017 10:44AM

Re: Help with resting state analysis-RSFC

AJ May 23, 2017 09:10AM

Re: Help with resting state analysis-RSFC

rick reynolds May 23, 2017 10:48AM

Re: Help with resting state analysis-RSFC

AJ May 24, 2017 03:46AM