%?extracts?the?center?（cccr）?and?radius?of?the?largest?blob
function?[cccrflagstatslabeledindex]=?extractman（ImworkImbackbiaohao）

cc?=?0;
cr?=?0;
flag?=?0;
[MRMCDim]?=?size（Imback）;

%?減背景
fore?=?zeros（MRMC）;??????????%image?subtracktion
fore?=?（abs（Imwork（::1）-Imback（::1））?>?10）?...%?R、G、B
????|?（abs（Imwork（::2）?-?Imback（::2））?>?10）?...%fore是二進(jìn)制圖像
????|?（abs（Imwork（::3）?-?Imback（::3））?>?10）;??

I?=?fore;

%中值濾波（去除椒鹽噪聲）
J?=?medfilt2（I）;

%形態(tài)學(xué)處理
?K1?=?bwmorph（J‘erode‘3）;?
%K?=?bwmorph（J‘clean‘2）;?
%?K?=?bwmorph（J‘remove‘2）;?
%?K?=?bwmorph（J‘hbreak‘2）;?
?K2?=?bwmorph（K1‘close‘2）;?
??K3?=?bwmorph（K2‘dilate‘1）;?
?K4?=?bwmorph（K3‘open‘5）;?
?K5?=?bwmorph（K4‘fill‘2）;?

%?figureimshow（J）;
?%figureimshow（K5）;



%?區(qū)域標(biāo)簽并求出各區(qū)域的屬性
labeled?=?bwlabel（K58）;%標(biāo)簽分塊
stats?=?regionprops（labeled[‘basic‘]）;%basic?mohem?nist

[NW]?=?size（stats）;

if?N?????return???
end

%找出最大區(qū)域并得到其相應(yīng)的標(biāo)號(hào)
maxArea?=?stats（1）.Area;
index?=?1;
i?=?1;
for?j?=?2:1:N
????if?stats（i）.Area??????????maxArea?=?stats（j）.Area;
????????index?=?j;
????????i?=?j;
????end
end
%最大區(qū)域?yàn)閙axArea的值其所對(duì)應(yīng)的區(qū)域標(biāo)號(hào)為index的值
%另一種方法???
%?do?bubble?sort?（large?to?small）?on?regions?in?case?there?are?more?than?1
%?id?=?zeros（N）;
%?for?i?=?1?:?N
%?????id（i）?=?i;
%?end
%?for?i?=?1?:?N-1
%?????for?j?=?i+1?:?N
%?????????if?stats（i）.Area?%?????????????tmp?=?stats（i）;
%?????????????stats（i）?=?stats（j）;
%?????????????stats（j）?=?tmp;
%?????????????tmp?=?id（i）;
%?????????????id（i）?=?id（j）;
%?????????????id（j）?=?tmp;
%?????????end
%?????end
%?end



%?make?sure?that?there?is?at?least?1?big?region//目標(biāo)檢測
if?stats（index）.Area?????return
end

%?get?center?of?mass?//特征提取
centroid?=?stats（index）.Centroid;
cc?=?centroid（1）;%x坐標(biāo)
cr?=?centroid（2）;%y坐標(biāo)
flag?=?1;
return

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????5934??2015-04-06?18:45??data2\background.jpg

?????文件???????1913??2010-04-19?16:20??data2\extractman.m

?????文件???????2197??2018-05-03?19:24??data2\k.m

?????文件???????6767??2018-05-03?18:44??data2\man0.jpg

?????文件???????6744??2018-05-03?18:44??data2\man1.jpg

?????文件???????7098??2015-04-06?18:45??data2\man10.jpg

?????文件???????7138??2015-04-06?18:45??data2\man11.jpg

?????文件???????7084??2015-04-06?18:45??data2\man12.jpg

?????文件???????7009??2015-04-06?18:45??data2\man13.jpg

?????文件???????7080??2015-04-06?18:45??data2\man14.jpg

?????文件???????6888??2015-04-06?18:45??data2\man15.jpg

?????文件???????6936??2015-04-06?18:45??data2\man16.jpg

?????文件???????7019??2015-04-06?18:45??data2\man17.jpg

?????文件???????6885??2015-04-06?18:45??data2\man18.jpg

?????文件???????6948??2015-04-06?18:45??data2\man19.jpg

?????文件???????6958??2018-05-03?18:44??data2\man2.jpg

?????文件???????7003??2015-04-06?18:45??data2\man20.jpg

?????文件???????6856??2015-04-06?18:45??data2\man21.jpg

?????文件???????6906??2015-04-06?18:45??data2\man22.jpg

?????文件???????6897??2015-04-06?18:45??data2\man23.jpg

?????文件???????6824??2015-04-06?18:45??data2\man24.jpg

?????文件???????6850??2015-04-06?18:45??data2\man25.jpg

?????文件???????6860??2015-04-06?18:45??data2\man26.jpg

?????文件???????6767??2015-04-06?18:45??data2\man27.jpg

?????文件???????6774??2015-04-06?18:45??data2\man28.jpg

?????文件???????6835??2015-04-06?18:45??data2\man29.jpg

?????文件???????7041??2018-05-03?18:44??data2\man3.jpg

?????文件???????6799??2015-04-06?18:45??data2\man30.jpg

?????文件???????6930??2015-04-06?18:45??data2\man31.jpg

?????文件???????6976??2015-04-06?18:45??data2\man32.jpg

............此處省略57個(gè)文件信息