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heio

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] matlabÇóÖú

±¾ÈË´òËãÓÃmatlab´¦ÀíÊý¾ÝÖеÄÇ÷ÊÆÏîÎÊÌâ  µ«ÎÞ·¨ÔËÐР ¹òÇó¸ßÊÖÖ¸µã  ³ÌÐòÈçÏÂ
%»¬¶¯Æ½¾ù·¨Ïû³ýÇ÷ÊÆÏî
clear
clc
close all hidden
fni=input('ÊäÈëÊý¾ÝÎļþÃû³Æ','s');
fid=fopen(fni,'r')
sf=fscanf(fid,'%f',1);     %¶ÁÈë²ÉÑùƵÂÊÖµ
l=fscanf(fid,'%d',1);      %¶ÁÈ뻬¶¯½×´Î
m=fscanf(fid,'%d',1);      %¶ÁÈëÆ½»¬´ÎÊý
fno=fscanf(fid,'%d',1);    %¶ÁÈëÊä³öÊý¾ÝÎļþÃû
x=fscanf(fid,'%f',inf);    %¶ÁÈëʱ³ÌÊý¾Ý´æ³ÉÁÐÏòÁ¿
status=fclose(fid);
n=length(x);
t=(0:1/sf : (n-1)/sf);
b=ones(1,l);
a=[b*x(1),x,b*x(n)];
b=a;
for k=1:m
    for j=l+1:n-1
        b(j)=mean(a(j-1:j+1));
    end
    a=b;
end
y=x(1:n)-a(l+1:n+l);
plot(t,x,':',t,y,t,a(l+1:n+l),'-.');
xlabel('ʱ¼ä(s)');
ylabel('Î»ÒÆ mm');
legend('ÊäÈë','Êä³ö','Ç÷ÊÆ');
grid on;
fid=fopen(fno,'w');
for k=1:n
   fprintf(fid,'%f%f\n',t(k),y(k));
end
status=fclose(fid);

[ Last edited by heio on 2012-8-9 at 10:29 ]
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heio

½ð³æ (СÓÐÃûÆø)

ËÍÏÊ»¨Ò»¶ä
ÒýÓûØÌû:
2Â¥: Originally posted by csgt0 at 2012-08-09 10:51:34
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y=x(1:n)-a(l+1:n+l);
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3Â¥2012-08-09 12:32:10
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a=[b*x(1),x,b*x(n)];
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a=[b*x(1),x¡®,b*x(n)];

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y=x(1:n)-a(l+1:n+l);
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showmethemoney
2Â¥2012-08-09 10:51:34
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½ð³æ (СÓÐÃûÆø)

Function [eval]=targetalloc (chrom)
[m,n]=size(chrom);
p=[87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;62 87 70 22 80 42 43 90 13 95 18 19 12 61 35;48 20 42 16 43 58 69 03 34 72 15 24 29 30 75];
w=[47 97 76 62 48 77 33 74 54 65 43 35 63 66 57];
for i=1:m
for j=1:15
chrom(i,j)=p(chrom(i,j),j);
end;
end
eval=chrom*w';
NIND=40;
MAXGEN=50;
GGAP=0.9;
trace=zeros(MAXGEN,2);
BaseV=crtbase(15,8);
Chrom=crtbp(NIND,BaseV)+ones(NIND,15);
gen=0;
ObjV=taretalloc(Chrom);
while gen FitnV=ranking(-ObjV);
SelCh=select('sus',Chrom,FitnV,GGAP);
SelCh=recombin('xovsp',SelCh,0.7);
f=rep([1;8],[1,15]);
SelCh=mutbga(SelCh,f);SelCh=fix(SelCh);
ObjVSel=taretalloc(SelCh);
[Chrom ObjV]=reins(Chrom,SelCh,1,1,ObjV,ObjVSel);
gen=gen+1;
trace(gen,1)=max(ObjV);
trace(gen,2)=sum(ObjV)/length(ObjV);
end
[Y,I]=max(ObjV);Chrom(I,,Y
plot(trace(:,1),'-.');hold on;
plot(trace(:,2));grid
Legend('½âµÄ±ä»¯','ÖÖȺ¾ùÖµµÄ±ä»¯')
Õâ¸ö³ÌÐòÓÐʲôÎÊÌ⣬Ôõô×ÜÊÇÌáʾ´íÎó£¬Ò²ÔËÐв»ÁËÄØ£¿»òÕßÇëÖ¸½ÌÔõôÔÚMatlab 7.7.0£¨R2008b£©Àï±ß¾ßÌå²½Öè¡£
O(¡É_¡É)Oлл
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4Â¥2012-08-11 20:08:25
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Са®Ð¡°×

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by csgt0 at 2012-08-09 10:51:34
ûÊý¾ÝºÜÄÑ˵¡£
a=;
xÊÇÁÐÏòÁ¿£¬bÊÇÐÐÏòÁ¿£¬·ÅÒ»Æð×é³Éa´íÁË£¬¿É¸Ä³É
a=;

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y=x(1:n)-a(l+1:n+l);
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Function [eval]=targetalloc (chrom)
[m,n]=size(chrom);
p=[87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;87 52 11 78 72 69 94 72 36 28 27 74 24 78 45;62 87 70 22 80 42 43 90 13 95 18 19 12 61 35;48 20 42 16 43 58 69 03 34 72 15 24 29 30 75];
w=[47 97 76 62 48 77 33 74 54 65 43 35 63 66 57];
for i=1:m
for j=1:15
chrom(i,j)=p(chrom(i,j),j);
end;
end
eval=chrom*w';
NIND=40;
MAXGEN=50;
GGAP=0.9;
trace=zeros(MAXGEN,2);
BaseV=crtbase(15,8);
Chrom=crtbp(NIND,BaseV)+ones(NIND,15);
gen=0;
ObjV=taretalloc(Chrom);
while gen FitnV=ranking(-ObjV);
SelCh=select('sus',Chrom,FitnV,GGAP);
SelCh=recombin('xovsp',SelCh,0.7);
f=rep([1;8],[1,15]);
SelCh=mutbga(SelCh,f);SelCh=fix(SelCh);
ObjVSel=taretalloc(SelCh);
[Chrom ObjV]=reins(Chrom,SelCh,1,1,ObjV,ObjVSel);
gen=gen+1;
trace(gen,1)=max(ObjV);
trace(gen,2)=sum(ObjV)/length(ObjV);
end
[Y,I]=max(ObjV);Chrom(I,,Y
plot(trace(:,1),'-.');hold on;
plot(trace(:,2));grid
Legend('½âµÄ±ä»¯','ÖÖȺ¾ùÖµµÄ±ä»¯')
Õâ¸ö³ÌÐòÓÐʲôÎÊÌ⣬Ôõô×ÜÊÇÌáʾ´íÎó£¬Ò²ÔËÐв»ÁËÄØ£¿»òÕßÇëÖ¸½ÌÔõôÔÚMatlab 7.7.0£¨R2008b£©Àï±ß¾ßÌå²½Öè¡£
O(¡É_¡É)Oлл
ÌìÌ쿪ÐÄ£¬ÊÂÊÂ˳Àû
5Â¥2012-08-11 20:08:42
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