function?[Ibw?thres]?=?autoThreshold（I）;
%?迭代法自動閾值分割
%
%?輸入：I?-?要進(jìn)行自動閾值分割的灰度圖像
%?輸出：Ibw?-?分割后的二值圖像
%??????thres?-?自動分割采用的閾值
I?=?imread（‘C:\Users\MXL\Desktop\The?Third?Year\be?a?doer\image\_img\00000165_001.png‘）;

thres?=?0.5?*?（double（min（I（:）））?+?double（max（I（:））））;?%初始閾值
done?=?false;?%結(jié)束標(biāo)志
while?~done
	g?=?I?>=?thres;
	Tnext?=?0.5?*?（mean（I（g））?+?mean（I（~g）））;
	done?=?abs（thres?-?Tnext）?	thres?=?Tnext;
end;

Ibw?=?im2bw（I?thres/255）;?%?二值化
imshow（Ibw）

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2010-07-26?21:18??邊緣檢測和hough?變換實(shí)現(xiàn)邊緣檢測MATLAB\
?????目錄???????????0??2018-10-03?20:42??邊緣檢測和hough?變換實(shí)現(xiàn)邊緣檢測MATLAB\code\
?????文件?????????543??2018-09-28?16:45??邊緣檢測和hough?變換實(shí)現(xiàn)邊緣檢測MATLAB\code\autoThreshold.m
?????文件????????1991??2018-09-28?18:49??邊緣檢測和hough?變換實(shí)現(xiàn)邊緣檢測MATLAB\code\regionGrow.m
?????文件???????78634??2009-08-18?12:54??邊緣檢測和hough?變換實(shí)現(xiàn)邊緣檢測MATLAB\line.bmp