funObjViennet3

PURPOSE ^

% Viennet 3rd objective function

SYNOPSIS ^

function [p,dp]=funObjViennet3(xx)

DESCRIPTION ^

% Viennet 3rd objective function
L. LAURENT -- 09/05/2018 -- luc.laurent@lecnam.net

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 %% Viennet 3rd objective function
0002 %L. LAURENT -- 09/05/2018 -- 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) 2017  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 function [p,dp]=funObjViennet3(xx)
0025 
0026 %constant
0027 a=1.1;
0028 
0029 %responses and derivatives
0030 xxx=xx(:,:,1);
0031 yyy=xx(:,:,2);
0032 %
0033 td=xxx.^2+yyy.^2;
0034 tda=1./(td+1);
0035 tdb=exp(-td);
0036 %
0037 p=tda.*tdb;
0038 
0039 if nargout==2
0040     %
0041     tdx=2*xxx;
0042     tdy=2*yyy;
0043     %
0044     tdax=-tdx.*tda.^2;
0045     tday=-tdy.*tda.^2;
0046     %
0047     tdbx=-tdx.*tdb;
0048     tdby=-tdy.*tdb;
0049     %
0050     dp(:,:,1)=tdax.*tdb+tda.*tdbx;
0051     dp(:,:,2)=tday.*tdb+tda.*tdby;
0052     %
0053 end
0054 end

Generated on Tue 28-May-2019 16:00:34 by m2html © 2005