MATLAB 5.0 MAT-file, Platform: GLNX86, Created on: Fri May 20 22:17:03 2005 IM0test_idx !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~     Ptrue_y