## Copyright (C) 1996, 1997 Friedrich Leisch ## ## This program is free software; you can redistribute it and/or modify ## it under the terms of the GNU General Public License as published by ## the Free Software Foundation; either version 2, or (at your option) ## any later version. ## ## This program is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ## General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with this file. If not, write to the Free Software Foundation, ## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ## usage : snnspattern (f, in, out) ## ## Write a pattern file for the Stuttgart neural network simulator SNNS. ## f is a string containing the file name (without extension .pat), in ## is a matrix where each row contains one input vector and out the ## matrix of corresponding target vectors. The SNNS utility mkhead must ## be in your PATH. ## Author: FL <Friedrich.Leisch@ci.tuwien.ac.at> ## Description: Write a pattern file for SNNS function snnspattern (f, in, out); f = ; [inr, inc] = size (in); if (nargin == 3) [outr, outc] = size (out); if (inr != outr) error ("snnspattern: in and out must have same number of rows"); endif elseif (nargin == 2) outc = 0; else usage ("snnspattern(f, in, out)"); endif cmd= "mkhead "; cmd = [ cmd, sprintf ("%d %d %d > %s", inr, inc, outc, f) ]; system (cmd); outf = fopen (f,"a"); for r = 1:inr fprintf (outf, "# Input pattern %d:\n", r); for c = 1:inc fprintf (outf, "%f ", in (r,c)); endfor fprintf (outf, "\n"); if (outc > 0) fprintf (outf, "# Output pattern %d:\n", r); for c = 1:outc fprintf (outf, "%f ", out (r,c)); endfor fprintf (outf, "\n"); endif endfor fclose (outf); endfunction

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