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jyd3611

гæ (³õÈëÎÄ̳)

[ÇóÖú] ÓÃmatlabÔËÐдúÂë³ö²»À´Í¼Ïñ £¡£¡

i=sqrt(-1);
d=0.1;
y=-10:0.1:10;
e=((sin(pi*d.*y+eps))./(pi*d.*y+eps));
e1=e.^2;
Y=length(y);
l=0:Y-1;
k=0:Y-1;
E=e*exp(-i*2*pi/Y).^(l'*k);
E=fftshift(E);
E=abs(E);
E1=E.^2;

y1=-10:0.1:10;
a=(sin(pi.*y1+eps))./(pi.*y1+eps);
a1=a.^2;
Y1=length(y1);
l=0:Y1-1;
k=0:Y1-1;
A=a*exp(-i*2*pi/Y1).^(l'*k);
A=fftshift(A);
A=abs(A);
A1=A.^2;%ÕâÊÇsinc(Dy)µÄ¸µÀïÒ¶±ä»»


i=sqrt(-1);
z=-10:0.01:10;
b=(sin(10*pi.*z+eps))./(10*pi.*z+eps);
b1=b.^2;

Z=length(z);
l=0:Z-1;
k=0:Z-1;
B=b*exp(-i*2*pi/Z).^(l'*k);
B=fftshift(B);
B=abs(B);
B1=B.^2;%ÕâÊÇsinc(S*y)µÄ¸µÀïÒ¶±ä»»


D=1;
a=0.1;
y2=-10:0.1:10;
c=sin(pi*(D-a).*0.4.*y2+eps)./(pi*(D-a)*0.4.*y2+eps);
c1=c.^2;
Y2=length(y2);
l=0:Y2-1;
k=0:Y2-1;
M=c*exp(-i*2*pi./(Y2)).^(l'*k);
M=fftshift(M);
M=abs(M);
M1=M.^2;%ÕâÊÇsinc(S*y)µÄ¸µÀïÒ¶±ä»»
hold on
f=M1.*B1.*A1;
plot(f);
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annkk

ľ³æ (ÕýʽдÊÖ)

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»ªÀöµÄÆ®¹ý: ½ð±Ò+5, 3q 2013-05-16 01:47:01
plot Ò»°ãÐèÒªÁ½¸öÊäÈë±äÁ¿¡£ÄãÊÔÊÔÒÔÏ´úÂ룬¿ÉÄܾÍÃ÷°××Ô¼ºµÄÎÊÌâÁË¡£

x=0:0.01:2*pi;
y=sin(x);
plot(x,y);
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2Â¥2013-05-10 02:20:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jyd3611

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by annkk at 2013-05-10 02:20:23
plot Ò»°ãÐèÒªÁ½¸öÊäÈë±äÁ¿¡£ÄãÊÔÊÔÒÔÏ´úÂ룬¿ÉÄܾÍÃ÷°××Ô¼ºµÄÎÊÌâÁË¡£

x=0:0.01:2*pi;
y=sin(x);
plot(x,y);

ллÄ㣬Ö÷ÒªµÄÎÊÌâÊÇÔËÐÐ×Ü»á³öÏÖ
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Matrix dimensions must agree.
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3Â¥2013-05-10 08:22:24
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Charlessel

ľ³æ (СÓÐÃûÆø)

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¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
»ªÀöµÄÆ®¹ý: ½ð±Ò+5, 3q 2013-05-16 01:47:10
jyd3611: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú 2013-05-24 10:37:25
ÓÃmatlabyÔËÐÐÁËÏ·¢ÏÖÕâÀï´íÁË
Error in ==> Untitled at 53
f=M1.*B1.*A1;

M1ºÍA1¶¼ÊÇ1*201µÄÊý×飬¶øB1Ϊ1*2001µÄÊý×飬ά¶È²»Æ¥Å䣬²»ÄÜÔËËã
»ØÍ·²éÁËÏÂÊÇÄãÔÚ¶¨ÒåzµÄʱºò´íÁËÓ¦¸Ã¸Ä³Éz=-10:0.1:10;
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4Â¥2013-05-10 08:25:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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