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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2008-2009 - INRIA - Michael Baudin
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
//
// assert_close --
// Returns 1 if the two real matrices computed and expected are close,
// i.e. if the relative distance between computed and expected is lesser than epsilon.
// Arguments
// computed, expected : the two matrices to compare
// epsilon : a small number
//
function flag = assert_close ( computed, expected, epsilon )
if expected==0.0 then
shift = norm(computed-expected);
else
shift = norm(computed-expected)/norm(expected);
end
if shift < epsilon then
flag = 1;
else
flag = 0;
end
if flag <> 1 then bugmes();quit;end
endfunction
//
// assert_equal --
// Returns 1 if the two real matrices computed and expected are equal.
// Arguments
// computed, expected : the two matrices to compare
// epsilon : a small number
//
function flag = assert_equal ( computed , expected )
if computed==expected then
flag = 1;
else
flag = 0;
end
if flag <> 1 then bugmes();quit;end
endfunction
// Test optimsimplex_fvstdev with 3 vertices
s1 = optimsimplex_new ();
simplex = [
1. -2.0 1.0
4. -1.0 3.0
7. -3.0 2.0
];
s1 = optimsimplex_setall ( s1 , simplex );
sd = optimsimplex_fvstdev ( s1 );
assert_close ( sd , 3.0 , %eps );
s1 = optimsimplex_destroy ( s1 );
// Test optimsimplex_fvstdev with 5 vertices
s1 = optimsimplex_new ();
simplex = [
4. -2.0 1.0
4. -1.0 3.0
7. -3.0 2.0
10. -3.0 2.0
10. -3.0 2.0
];
s1 = optimsimplex_setall ( s1 , simplex );
sd = optimsimplex_fvstdev ( s1 );
assert_close ( sd , 3.0 , %eps );
s1 = optimsimplex_destroy ( s1 );
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