FAQs
View entire FAQ in fullFrequently Asked Questions
General
View section in full- What do I do if I run out of colors?
- How can I see the numerical value stored in a voxel?
- I want to input some 8 bit images. How?
- What functions are used in program waver?
- Are there any man pages for AFNI programs?
- Show me the Anterior and Posterior commissures!
- The grayscale image display of my dataset doesn't seem right.
- How do I control the overlay colors?
- How do I get a list of Talairach coordinates?
- So how do the clustering paramerters "rmm" and "vmul" work?
- I wrote a plugin that worked, so why does it fail when I download a new version of AFNI?
- How do I make a GIF animation?
- Can I resample to a non-cubical grid using AFNI?
- How would you configure a Linux system for AFNI?
- How can I do Region-of-Interest (ROI) analyses?
- What are the angles reported from 3dvolreg?
- What are "Arg list too long" messages?
- How can I avoid running out of memory in to3d?
- How can I avoid having AFNI convert the symbolic links in my session directory names?
- What does the "Intensity" computed by FIM mean?
- How can I count the number of voxels above threshold in a functional dataset?
- How can I more easily control the initial colors in the functional overlays?
- How can I "upsample" an image to higher resolution?
- What is the format of a .BRIK file?
- What is the format of a .HEAD file?
- What are the FIM+ sub-bricks?
- I duplicated a plugin and then edited it, but can't get both it and the original to work at once!
- I installed the AFNI package, but when I try to run a program, I get a 'not found' message!
- When trying to compile AFNI, I get messages like "Xm/Xmall.h not found"!
- If i change a timeseries file, why doesn't Rescan *.1D re-read it?
- Can you supply me with the images from the Talairach-Tournoux Atlas?
- How can I use the volume renderer to deal with arbitrary datasets?
- How can I turn off the "Splash" window that AFNI starts with?
- How can I suppress the spuriously large % Change values from FIM+?
- Is there a faster way to average datasets than using 3dcalc?
- After 3dmerge, I don't have any threshold data?
- How can I do a t-test on time series data?
- What are some known problems with the AFNI package?
- Do you offer a course on using the AFNI package?
- How does the Range setting interact with the color pbar scale?
- Why are my 3D+time datasets so huge when I resample them to Talairach coordinates?
- How can I get an image from AFNI into a paint/drawing program?
- What good is the "Anatomy Parent" in to3d?
- Are the Talairach coordinates from AFNI the same as from SPM?
- How many sites use AFNI?
- How can I mask off "function" outside the brain?
- How can I add my own function to the FIM+ menu?
- How can I read ASCII image files into to3d?
- What is "Warp on Demand"?
- How can I use scripts to change datasets in the volume rendering plugin?
- How can I figure out the format an image file is in?
- How can I compare 'small' and 'big' Talairach box datasets?
- How can I do SPM-like analyses with AFNI?
- I'm losing data when I use the "Nudge" plugin on functional datasets!?
- How do I register data from the same subject taken on different days?
- How can I edit the History Note in a dataset?
- Can I use AFNI or its code at my company?
- what is Resampling?
- How can I normalize the sub-bricks in a 3D+time dataset?
- How can I extract a voxel timeseries to a text file?
- After 3dZeropad-ing, where are the Talairach markers?
- How can I take a mask from +tlrc/+acpc back to +orig?
- How can I remove a subject's name from an image file?
- How to Render a Slanted Slab?
- What is the format of the TTatlas+tlrc dataset?
- Can I send you some data?
- What are your pet peeves about FMRI?