00001 #define sq(x) ((x)*(x)) 00002 00003 /* note that all this is taken from the paper JaH98 in ~/tex/bib/squizz.bib */ 00004 /* with my corrections! */ 00005 00006 /* define the functions which determine the parameters of the filter back */ 00007 00008 00009 #define num_gabor_scales 3 00010 #define gabor_kernel_size_0 9 00011 #define gabor_kernel_size_1 17 00012 #define gabor_kernel_size_2 35 00013 00014 #define num_gabors_per_scale 4 00015 #define theta_step (M_PI/num_gabors_per_scale) 00016 #define u00 (0.5/(1.0 + 1.0/3.0)) 00017 #define sigma_m(u) (3.0*sqrt(2.0*log(2.0))/(2.0*M_PI*u))
1.5.6