%BW?=?roipoly（I?c?r）??返回由向量c和r指定的多邊形區(qū)域，其中c，r對應(yīng)的是橫縱坐標(biāo)信息
%交互式選擇多邊形區(qū)域
clc
clear
[filenamepathnameq]=uigetfile（{‘*.*‘;‘*.bmp‘;‘*.jpg‘;‘*.png‘}）;
if?q>0
lujing=strcat（pathnamefilename）;
I?=?imread（lujing）;
figure
imshow（I）;
end
p=size（I3）;
if?p==3
r=I（::1）;
g=I（::2）;
b=I（::3）;
I1=rgb2gray（I）;
else
????I1=I;
end
hold?on
[xyc]=ginput（1）;
m（1）=x;
n（1）=y;
plot（xy‘r‘）;
k=2;
while（c==1）
????[x1y1c1]=ginput（1）;
????if?c1==1
????m（k）=x1;
????n（k）=y1;
????plot（xy‘r‘）;
????line（[m（k-1）?m（k）][n（k-1）?n（k）]）;
????k=k+1;
????c=c1;
????else
????????break
????end
end
line（[m（k-1）?m（1）][n（k-1）?n（1）]）;
BW?=?roipoly（I1mn）;?
if?p==3
????r1=double（r）.*double（BW）;
????g1=double（g）.*double（BW）;
????b1=double（b）.*double（BW）;
????i1=cat（3r1g1b1）;

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

?????文件?????123140??2015-03-22?16:42??ROI~\ROI\123.jpg

?????文件??????61520??2015-03-22?15:21??ROI~\ROI\abc.jpg

?????文件????????962??2015-03-22?15:19??ROI~\ROI\jiaohushi.m

?????文件????????514??2015-03-23?11:52??ROI~\ROI\roi.m

?????文件????????526??2015-03-22?15:25??ROI~\ROI\roio.m

?????文件????????916??2015-03-26?18:57??ROI~\ROI\Untitled.m

?????文件???????1190??2015-03-26?19:01??ROI~\ROI\Untitled2.m

?????文件????????445??2015-03-22?15:25??ROI~\ROI\Untitled3.m

?????文件????????896??2015-03-22?15:26??ROI~\ROI\Untitled4.m

?????文件???????3121??2011-12-30?13:59??ROI~\感興趣區(qū)域提取\matlab\a.m

?????文件???????9803??2012-05-30?20:10??ROI~\感興趣區(qū)域提取\matlab\go.fig

?????文件??????11509??2015-04-01?10:00??ROI~\感興趣區(qū)域提取\matlab\go.m

?????文件??????17147??2011-12-20?21:26??ROI~\感興趣區(qū)域提取\matlab\imag\213.jpg

?????文件??????16560??2011-12-20?21:26??ROI~\感興趣區(qū)域提取\matlab\imag\220.jpg

?????文件??????21274??2011-12-20?21:26??ROI~\感興趣區(qū)域提取\matlab\imag\242.jpg

?????文件?????786486??2012-04-09?19:55??ROI~\感興趣區(qū)域提取\matlab\imag\250.bmp

?????文件???????9144??2011-11-20?22:53??ROI~\感興趣區(qū)域提取\matlab\imag\b.jpg

?????文件??????33500??2011-11-20?22:54??ROI~\感興趣區(qū)域提取\matlab\imag\c.jpg

?????文件??????94577??2011-11-20?22:53??ROI~\感興趣區(qū)域提取\matlab\imag\d.jpg

?????文件??????23930??2011-11-20?22:55??ROI~\感興趣區(qū)域提取\matlab\imag\e.jpg

?????文件???????1446??2011-12-30?13:55??ROI~\感興趣區(qū)域提取\matlab\loadimage.asv

?????文件???????1445??2011-12-30?14:00??ROI~\感興趣區(qū)域提取\matlab\loadimage.m

?????文件???????4954??2011-12-20?21:26??ROI~\感興趣區(qū)域提取\matlab\meanshiftseg.m

?????文件???????1912??2011-12-20?21:26??ROI~\感興趣區(qū)域提取\matlab\MSfilter.m

?????文件????????266??2011-12-20?21:26??ROI~\感興趣區(qū)域提取\matlab\readme.txt

?????目錄??????????0??2015-04-01?09:56??ROI~\感興趣區(qū)域提取\matlab\imag

?????目錄??????????0??2015-04-01?10:11??ROI~\感興趣區(qū)域提取\matlab

?????目錄??????????0??2015-03-26?19:01??ROI~\ROI

?????目錄??????????0??2015-03-26?19:04??ROI~\感興趣區(qū)域提取

?????目錄??????????0??2015-04-02?18:27??ROI~

............此處省略3個(gè)文件信息