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資源簡介

gabor二維濾波器,用與表情識別!非常好用!做人臉識別,表情識別的朋友可以下載!

資源截圖

代碼片段和文件信息

function?[G1gabout1]?=?gaborfilter(ISxSyftheta);

if?isa(I‘double‘)~=1?
???I=double(I);
end
k=6*Sx/f;
for?x=-fix(Sx):fix(Sx)
???for?y=-fix(Sy):fix(Sy)
??????xPrime=x*cos(theta)+y*sin(theta);
??????yPrime=y*cos(theta)-x*sin(theta);
???????G1(fix(Sx)+x+1fix(Sy)+y+1)=(1/(2*pi*Sx*Sy))?*?exp(-.5*((x/Sx)^2+(y/Sy)^2))*sin(2*pi*xPrime/k);
???????G2(fix(Sx)+x+1fix(Sy)+y+1)=(1/(2*pi*Sx*Sy))?*?exp(-.5*((x/Sx)^2+(y/Sy)^2))*cos(2*pi*xPrime/k);
???end
end

GG1=conv2(Idouble(G1)‘same‘);
GG2=conv2(Idouble(G2)‘same‘);


gabout1=sqrt(GG1.*GG1+GG2.*GG2);


?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????目錄??????????0??2010-06-23?16:37??gabor

?????文件????????424??2010-05-17?21:59??gabor\gaborfilter1.m

?????文件????????576??2010-06-21?15:24??gabor\Gabor.m

-----------?---------??----------?-----??----

?????????????????1000????????????????????3


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