gusucode.com > 遗传算法 gaot工具箱matlab源码程序 > code_rar/gaot/threeswapMutation.m
function [c] = threeswapMutation(p,bounds,genInfo,Ops) % Three swap mutation performs a three way swap of three randomly % chosen genes in a permutation % % function [newSol] = threeswapMutation(parent,bounds,Ops) % parent - the first parent ( [solution string function value] ) % bounds - the bounds matrix for the solution space % Ops - Options for binaryMutation [gen prob_of_mutation] % Binary and Real-Valued Simulation Evolution for Matlab % Copyright (C) 1996 C.R. Houck, J.A. Joines, M.G. Kay % % C.R. Houck, J.Joines, and M.Kay. A genetic algorithm for function % optimization: A Matlab implementation. ACM Transactions on Mathmatical % Software, Submitted 1996. % % 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 1, 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. A copy of the GNU % General Public License can be obtained from the % Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. sz = size(p,2)-1; j=randperm(sz); jobs=j(1:3); c=p; c(jobs)=c(jobs(randperm(3)));