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mhwang

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%%%%  ·ôÉ«µÄÈËÁ³¼ì²âÑо¿
% clc,close all;

f=imread('face.jpg');
Ori_Face=f;
copy=f;
img=f;
% figure,imshow(f);
f=rgb2ycbcr(f);%rgbת»»Îªycbcr
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% figure,imshow(f);
f_cb=f(:,:,2);
f_cr=f(:,:,3);
f= (f_cb>=100) & (f_cb<=127) & (f_cr>=138) &(f_cr<=170) ;
%Ƥ·ôÑÕÉ«ÔÚycbcrÉ«¶È¿Õ¼äµÄ·Ö²¼·¶Î§Îª:100<=cb<=127,138<=cr<=170
figure(1); imshow(f);
%K=medfilt2(f,[5 5]);%5¡Á5ÖÐÖµÂ˲¨£¬È¥³ýÔëÉù
%figure,imshow(f);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%ÀûÓÿª±ÕÔËËãµÄ·½·¨Ïû³ýÔëÉù
se=strel('square',3);
f=imopen(f,se);
f=imclose(f,se);
figure(2),imshow(f);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%Ìî¿×´¦Àí
f=imfill(f,'holes');
figure(3),imshow(f);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%ÖØ¹¹·¨
fe=imerode(f,ones(8,7));
fo=imopen(f,ones(8,7));
f=imreconstruct(fe,f);
figure(4),imshow(f);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%Ïà¹ØÆ¥Åä,×÷Óò»´ó,¿É×¢Ê͵ô
%w=ones(3);%wΪģ°å´óС.
%f=imfilter(f,w);
%figure(5),imshow(f);
% [M,N]=size(f);
% f=fft2(f);
% w=conj(fft2(w,M,N));
% g=real(ifft2(w.*f));
% gs=gscale(g);
% figure,imshow(gs);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%ÈËÁ³ºòÑ¡ÇøÉ¸Ñ¡Ê±,ÓÉÓÚÍ·²¿²¿·ÖÖØºÏ,ÒÔ¼°Í·²¿ÓëÆäËû
%²¿·Ö,ÀýÈçÒ·þµÈµÄÁ¬½Ó,¶ÔɸѡÔì³ÉÁËÀ§ÄÑ,¹ÊÓ¦ÏÈÀûÓÃ
%±ÕÔËËã²Ù×÷,¶Ï¿ªÁ¬½Ó,ÔÙ½øÐд¦Àí.
se1=strel('square',8);
f=imerode(f,se1);
f=imdilate(f,se1);
figure(6),imshow(f);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%ÇøÓòÁ¬Í¨
[L,num]=bwlabeln(f,4);
for i=1:num;
[r,c]=find(L==i);
r_temp=max(r)-min(r);
c_temp=max(c)-min(c);
temp=size(r);
sum=sum+temp(1);
area_sq=r_temp*c_temp;
area=size(find(L==i),1);
ratio=area/area_sq;
if (r_temp/c_temp<0.8)|(r_temp/c_temp>2)|temp(1)>2000|temp(1)<200|ratio<0.6
%Á³²¿ÇøÓò<250µÄÈ¥µô,Ò»°ãΪÊÖ»òÆäËû¸ÉÈÅ.
%ÀûÓÃÁ³²¿¿í³¤±ÈµÄ´ó¸ÅÉÏÏÂÏÞÀ´È·¶¨Ò»¸öÄ£°å·¶Î§.
%¾ØÐÎÃæ»ýarea_sq=Ä¿±êÇø³¤¶È*¿í¶È,Ä¿±êÇøÃæ»ýΪarea,Èôarea/area_sq<0.6,ÈÏΪ²»ÊÇÈËÁ³Çø,ɾ³ýÖ®.
for j=1:temp(1);
L(r(j),c(j))=0;
end
else
continue;
end
end
L=bwperim(L,8);%±ßÔµ¼ì²â,¼ì²â³öÈËÁ³µÄ±ßÔµÇøÓò
L=uint8(L);
z=find(L(>0);
L(z)=255;
% ave=sum/num;%ave=696.
figure(7),imshow(L);
L_r=L;
L_g=L;
L_b=L;
L_rgb=cat(3,L_r,L_g,L_b);%ÔÚԭͼÉϼӿò
% figure,imshow(L_rgb);
img1_r=min(L_r+img(:,:,1),255);
img1_g=min(L_g+img(:,:,2),255);
img1_b=min(L_b+img(:,:,3),255);
img1=cat(3,img1_r,img1_g,img1_b);
figure(8),imshow(img1);
10Â¥2016-04-15 12:31:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 10 ¸ö»Ø´ð

okokhyy

Í­³æ (³õÈëÎÄ̳)

OpenCV
ÒýÓûØÌû:
Originally posted by mhwang at 2010-11-28 21:21:27:
´ó¼ÒºÃ£¬ÎÒÏÖÔÚÔÚ×öÈËÁ³Ê¶±ð£¬µ«ÊÇÓÉÓÚÏÖÔÚÐèÒª×öһЩ¹ØÓÚÈËÁ³¼ì²âµÄ²¿·Ö£¬ËùÒÔÏëÏòȺÀïµÄȺÓÑÇë½ÌһЩ¹ØÓÚÈËÁ³¼ì²âµÄ´úÂ룬лл´ó¼Ò·ÖÏí¡£

2Â¥2010-11-29 08:21:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mhwang

гæ (³õÈëÎÄ̳)

ÇëÎÊË­ÓлùÓÚÉñ¾­ÍøÂçÒÔ¼°boost ºÍadboostµÄÈËÁ³¼ì²âmatlab´úÂëѽ£¬²»Ê¤¸Ð¼¤
3Â¥2010-12-01 17:24:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

just1do1it

½û³æ (ÕýʽдÊÖ)

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Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
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4Â¥2010-12-17 13:26:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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