afni.nimh.nih.gov

Thank you Ziad for your response!
Does 3dkmeans support AFNI's traditional way of handling 1D data?
It seems 3dkmeans can not recognize a input of " -f text_file.1D\' ". Instead of faking 3D data with 3dUndump, do you have any other suggestion as how I can use it with a 1D input?