Mercurial > octave-nkf
view scripts/statistics/base/cor.m @ 12557:4715ce9f911d
cor.m: Increase tolerance of %!tests using random data to assure passage.
author | Rik <octave@nomad.inbox5.com> |
---|---|
date | Thu, 31 Mar 2011 10:09:34 -0700 |
parents | 422a7a7e9b6e |
children | 6b2f14af2360 |
line wrap: on
line source
## Copyright (C) 1995-2011 Kurt Hornik ## ## This file is part of Octave. ## ## Octave 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 3 of the License, or (at ## your option) any later version. ## ## Octave 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 Octave; see the file COPYING. If not, see ## <http://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {Function File} {} cor (@var{x}) ## @deftypefnx {Function File} {} cor (@var{x}, @var{y}) ## Compute matrix of correlation coefficients. ## ## This is an alias for @code{corrcoef}. ## @seealso{corrcoef} ## @end deftypefn function retval = cor (x, y = x) if (nargin < 1 || nargin > 2) print_usage (); endif retval = corrcoef (x, y); endfunction %!test %! x = rand (10, 2); %! assert (cor (x), corrcoef (x), 5*eps); %! assert (cor (x(:,1), x(:,2)) == corrcoef (x(:,1), x(:,2))); %% Test input validation %!error corrcoef (); %!error corrcoef (1, 2, 3);