checkFunObj

PURPOSE ^

% Method of optiGTest class

SYNOPSIS ^

function isOk=checkFunObj(obj)

DESCRIPTION ^

% Method of optiGTest class
 L. LAURENT --  15/04/2018 -- luc.laurent@lecnam.net

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 %% Method of optiGTest class
0002 % L. LAURENT --  15/04/2018 -- luc.laurent@lecnam.net
0003 
0004 % sources available here:
0005 % https://bitbucket.org/luclaurent/optigtest/
0006 % https://github.com/luclaurent/optigtest/
0007 
0008 % optiGTest - set of testing functions    A toolbox to easy manipulate functions.
0009 % Copyright (C) 2018  Luc LAURENT <luc.laurent@lecnam.net>
0010 %
0011 % This program is free software: you can redistribute it and/or modify
0012 % it under the terms of the GNU General Public License as published by
0013 % the Free Software Foundation, either version 3 of the License, or
0014 % (at your option) any later version.
0015 %
0016 % This program is distributed in the hope that it will be useful,
0017 % but WITHOUT ANY WARRANTY; without even the implied warranty of
0018 % MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0019 % GNU General Public License for more details.
0020 %
0021 % You should have received a copy of the GNU General Public License
0022 % along with this program.  If not, see <http://www.gnu.org/licenses/>.
0023 
0024 %% check objective function(s) using minimum
0025 % OUTPUT:
0026 %  - isOk: status of the checking
0027 
0028 function isOk=checkFunObj(obj)
0029 isOk=true;
0030 %load dimension
0031 dimCheck=obj.getDimAvailable;
0032 %
0033 if isinf(dimCheck);dimCheck=5;end
0034 if numel(dimCheck)~=1;[~,II]=min(abs(dimCheck-5));dimCheck=dimCheck(II);end
0035 obj.dim=dimCheck;
0036 %details of minimum
0037 X=obj.globMinX;
0038 Z=obj.globMinZ;
0039 %threshold
0040 limO=1e-4;
0041 % works only for non multiobjective problems
0042 if ~any(isnan(Z))
0043     if size(X,2)>obj.dim
0044         X=X(:,1:obj.dim);
0045     end
0046     %compute objective value
0047     ZZ=obj.evalObj(X);
0048     %
0049     if all(abs(ZZ(:)-Z(:))>limO)
0050         Ofprintf('Issue with the %s function (wrong minimum obtained)\n',obj.namePb);
0051         Ofprintf('Obtained: ');fprintf('%d ',ZZ(:)');
0052         fprintf('\n');
0053         Ofprintf('Expected: ');fprintf('%d ',Z(:)');
0054         fprintf('\n');
0055         isOk=false;
0056     end
0057 end
0058 end

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