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資源簡介

matlab程序,PBIL 分布估計 EDA算法

資源截圖

代碼片段和文件信息

clc
close?all
clear
tic
%?m=input(‘請輸入種群中的個體數(shù)量?m=‘);
%?n=input(‘請輸入二進制編碼位數(shù)(推薦16位)?n=‘);
%?t=input(‘請輸入自變量個數(shù)?t=‘);
%?a=input(‘請輸入學習速率?a=‘)
m=100
n=32;t=2;
x=zeros(tnm);
X=zeros(tm);a=0.01;
%?[mn]=size(x(1));
for?k=1:1:m
????for?i=1:1:t
????????for?j=1:1:n
????????????x(ijk)=round(rand());
????????end
????end
end
I=1;
Imax=20;
p=zeros(tImaxn);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
while?I<=Imax?%總循環(huán)
????%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%生成新一代
????if?I>1
????????for?j=1:n
????????????p(:Ij)=(1-a).*p(:I-1j)+a.*x(:jindex(m));
????????end
????????for?i=1:m
????????????for?j=1:n
????????????????for?k=1:t
????????????????????temp=rand;
????????????????????if?temp????????????????????????x(kji)=1;
????????????????????else
????????????????????????x(kji)=0;
????????????????????end
????????????????end
????????????end
????????end
????end
????%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%譯碼為十進制數(shù)
????for?i=1:m
????????for?k=1:t
????????????temp=zeros(1t);
????????????for?j=1:n
????????????????temp(k)=temp(k)+x(kji)*2^(j-1)
%?????????????????X(ki)=(temp+x(kij)*2^(j-1)/(2^n-1))*10-5;
????????????end
????????????X(ki)=temp(k)/(2^n-1)*10-5;
????????end
????end
????%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%計算目標函數(shù)
????for?i=1:m
????????

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