/usr/share/octave/packages/nnet-0.1.13/purelin.m is in octave-nnet 0.1.13-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | ## Copyright (C) 2005 Michel D. Schmid <michaelschmid@users.sourceforge.net>
##
##
## 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 program; see the file COPYING. If not, see
## <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## @deftypefn {Function File} {}@var{a}= purelin (@var{n})
## @code{purelin} is a linear transfer function used
## by neural networks
## @end deftypefn
## Author: Michel D. Schmid
function a = purelin(n)
a = n;
endfunction
%!assert(purelin(2),2);
%!assert(purelin(-2),-2);
%!assert(purelin(0),0);
%!error # this test must throw an error!
%! assert(purelin(2),1);
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