%parameters
reg_maxdist?=?64;?
num_neighbor?=?8;%8?or?4

I=imread（‘d.png‘）;
[heiwidchcol]?=?size（I）;?
if（chcol==3）??I=rgb2gray（I）;?end
I?=?double（I）;

figure?imshow（I[]）;?
[xy]=ginput（1）;
x=round（x（1））;?
y=round（y（1））;?

J?=?zeros（size（I））;?%?Output?
J（yx）?=?1;

reg_sum?=?I（yx）;?%?The?mean?of?the?segmented?region
reg_size?=?1;?%?Number?of?pixels?in?region
neg_list?=?[xy];?

%?Neighbor?locations?（footprint）
neigb=[-10;0-1;10;01;?-1-1;1-1;11;-11];
index=1;

%scan?queue?list
while（?index<=reg_size?）
????for?j=1:num_neighbor
????????%?Calculate?the?neighbour?coordinate
????????xn?=?x?+?neigb（j1）;
????????yn?=?y?+?neigb（j2）;
????????%?Check?if?neighbour?is?inside?the?image
????????if（?xn<1?|?yn<1?|?xn>wid??|?yn>?hei?）?continue;?end
????????if

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

?????文件???????1503??2011-12-30?14:51??regiongrowing2.m

?????文件??????53631??2008-03-06?15:18??medtest.png

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

????????????????55134????????????????????2