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szm20090864

木虫 (初入文坛)

[求助] 求助 matlab 多目标优化 exitflag=4 怎么修改 已有1人参与

求助 matlab 多目标优化
function [x,fval,attainfactor,existflag,output]=OPTmultigoalsimu
x0=[1.7878 1.17900985660023 0.451];
lb=[1.55 1.1 0.4];
ub=[1.95 1.3 0.5];
goal=[1 0.5 1];
weight=abs(goal);
options =optimoptions('fgoalattain','Display','iter','MeritFunction','multiobj','FinDiffType','central','PlotFcns', @optimplotfval);
[x,fval,attainfactor,existflag,output] =fgoalattain(@(x) multigoalsimu_search(x),x0,goal,weight,[],[],[],[],lb,ub,[],options);
帮助里的解释是Computed search direction too small. 我需要怎么修改
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847717213

新虫 (初入文坛)

【答案】应助回帖

感谢参与,应助指数 +1
options=optimset('TolCon',1e-8);
可以设为更小的数。
matlab算法及编程咨询:http://shop108557885.taobao.com
2楼2014-11-04 21:47:05
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