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k=2*pi/(532*10^-9);
z=0.1;
m=1;
l=0;
theta=0;
r0=0.005;
nnx=256;
xx=-0.005:0.01/255:0.005;
yy=-0.005:0.01/255:0.005;
for nn=1:nnx
   for mm=1:nnx
    phi=atan2(yy(mm), xx(nn));
    rho=sqrt(yy(mm).^2+xx(nn).^2);
f(nn,mm)=quad(@(r)r.*exp(-0.1*i*k*r.^1.5)*k*i.^(m+2).*besselj(m,-k*rho*r/z).*sin(m*phi+2*pi*(r/r0).^l+theta),0,r0);
end
end
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5Â¥: Originally posted by 459354755 at 2015-05-07 13:23:20
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6Â¥2015-05-08 10:24:14
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fmax=max(max(f));
fmin=min(min(f));
f2=(f-fmin)/(fmax-fmin); %Êýֵ̫С£¬¹éÒ»»¯[0, 1]
imagesc(f2);
colormap jet;
colorbar;
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2Â¥2015-05-07 18:38:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

459354755

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by eidie at 2015-05-07 18:38:17
fmax=max(max(f));
fmin=min(min(f));
f2=(f-fmin)/(fmax-fmin); %Êýֵ̫С£¬¹éÒ»»¯
imagesc(f2);
colormap jet;
colorbar;

fmax=max(max(f));
fmin=min(min(f));
f2=(f-fmin)/(fmax-fmin); %Êýֵ̫С£¬¹éÒ»»¯[0, 1]
imagesc(f2);
colormap jet;
colorbar;
Error using image
Image CData can not be complex

Error in imagesc (line 19)
    hh = image(varargin{1},'CDataMapping','scaled');
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3Â¥2015-05-08 08:12:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

eidie

ľ³æÖ®Íõ (ÎÄ̳¾«Ó¢)

ÎÄÏ׽ܳö¹±Ï×

ÒýÓûØÌû:
3Â¥: Originally posted by 459354755 at 2015-05-07 12:12:38
fmax=max(max(f));
fmin=min(min(f));
f2=(f-fmin)/(fmax-fmin); %Êýֵ̫С£¬¹éÒ»»¯
imagesc(f2);
colormap jet;
colorbar;
Error using image
Image CData can not be complex

Error in imagesc (line  ...

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4Â¥2015-05-08 08:52:34
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