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figure(1); fplot('v.*sin(10*pi*v)+2.0',[-1,2]); NIND=40; MAXGEN=30; PRECI=20; GGAP=0.9; trace=zeros(2,MAXGEN); FieldD=[20;-1;2;1;0;1;1]; Chrom=crtbp(NIND,PRECI); gen=0; v=bs2rv(Chrom,FieldD); ObjV=v.*sin(10*pi*v)+2.0; while gen<MAXGEN, FitnV=ranking(-ObjV); SelCh=select('sus',Chrom,FitnV,GGAP); FitnVmax=max(FitnV); FitnVave=sum(FitnV)/NIND; if(FitnV>= FitnVave) Index1=find(FitnV>= FitnVave); Index2=find(FitnV< FitnVave); Pc1=0.5*(FitnVmax- FitnV(Index,1))/(FitnVmax- FitnVave); Pm1=0.02*(FitnVmax- FitnV(Index,1))/(FitnVmax- FitnVave); else Pc2=0.85; Pm2=0.05; end end SelCh=recombin('xovsp',SelCh(Index1,1),Pc1); SelCh=recombin('xovsp',SelCh(Index2,1),Pc2); SelCh=mut(SelCh(Index1,1),Pm1); SelCh=mut(SelCh(Index2,1),Pm2); v=bs2rv(SelCh,FieldD); ObjVSel=v.*sin(10*pi*v)+2.0; [Chrom ObjV]=reins(Chrom,SelCh,1,1,ObjV,ObjVSel); gen=gen+1; variable=bs2rv(Chrom, FieldD) [Y,I]=max(ObjV),hold on; plot(I,Y,'bo'); trace(1,gen)=max(ObjV); trace(2,gen)=sum(ObjV)/length(ObjV); if (gen==20) figure(2); plot(ObjV);hold on; plot(ObjV,'b*');grid; end %end figure(3); plot(trace(1, ','Pr');hold on; plot(trace(2, ','-.');grid;legend('½âµÄ±ä»¯','ÖÖȺ¾ùÖµµÄ±ä»¯') ³ÌÐòÀïµÄIndexÊDz»ÊÇÓдí |
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lijunxue08
½ð³æ (СÓÐÃûÆø)
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7Â¥2014-06-01 10:55:02
libralibra
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2Â¥2014-05-30 22:43:00
lijunxue08
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- ×¢²á: 2013-05-11
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3Â¥2014-05-31 09:14:20
lijunxue08
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
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- ÔÚÏß: 33Сʱ
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- ×¢²á: 2013-05-11
- ÐÔ±ð: GG
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5Â¥2014-05-31 18:45:11













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