人工鱼群算法源代码.docx

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1、人工鱼群算法源代码%人工鱼群算法；formatlong；Visual=2.5;；Step=0.3;；N=50;；Try_number=50;；a1=-10;；b1=10;；a2=-10;；b2=10;；d=[];；h=1e-1;；Friend_number=50;；k=0;；m=50;；X1=rand(N,1)*(b1-a1)+a1;；X2=rand(N,1)*(b2-a2)%人工鱼群算法formatlongVisual=2.5;Step=0.3;N=50;Try_number=50;a1=-10;b1=10;a2=-10;b2=10;d=[];h=1e-1;Friend_

2、number=50;k=0;m=50;X1=rand(N,1)*(b1-a1)+a1;X2=rand(N,1)*(b2-a2)+a2;X=[X1X2];%人工鱼数量fori=1:Nwwww=[X(i,1),X(i,2)];d(i)=maxf(wwww);end[w,i]=max(d);maxX=[X(i,1),X(i,2)];%初始公告板记录maxY=w;%初始公告板记录figurex=[];figurey=[];figurez=[];figurex(numel(figurex)+1)=maxX(1);figurey(numel(figurey)+1)=maxX(2);fi

3、gurez(numel(figurez)+1)=maxY;kkk=0;while(kmaxf(XX))XXnext1=XX+rand*Step*(Xc-XX)/norm(Xc-XX);if(XXnext1(1)>b1)XXnext1(1)=b1;endif(XXnext

4、1(1)b2)XXnext1(2)=b2;endif(XXnext1(2)b1)XXnext1(1)=b1;endif(XXnext1(1)b2)XXnext1(2)=b2;endif(XXnext1(2)

5、X=XX;%追尾行为开始%maxY=maxf(XX);forj=1:Friend_numberXXX=[X(j,1),X(j,2)];if(norm(XXX-XX)maxY)maxX=XXX;maxY=maxf(XXX);endendif((maxY)>maxf(XX))XXnext2=XX+rand*Step*(maxX-XX)/norm(maxX-XX);if(XXnext2(1)>b1)XXnext2(1)=b1;endif(XXnext2(1)b2)XXnext

6、2(2)=b2;endif(XXnext2(2)b1)XXnext2(1)=b1;endif(XXnext2(1)b2)XXnext2(2)=b2;endif(XXnext2(2)maxf(XXnext2))X(i,1)=XXnext1(1);X(i

7、,2)=XXnext1(2);elseX(i,1)=XXnext2(1);X(i,2)=XXnext2(2);endend%一次迭代结束fori=1:NXXXX=[X(i,1),X(i,2)];ifmaxf(XXXX)>maxYmaxY=maxf(XXXX);maxX=XXXX;figurex(numel(figurex)+1)=maxX(1);figurey(numel(figurey)+1)=maxX(2);figurez(numel(figurez)+1)=maxY;endendk=k+1;%进入下一次迭代e