%?區(qū)域自適應反銳化掩模圖像增強算法
filein=‘lena256.bmp‘;
fileout=‘l256mn32.bmp‘;
k1=0.05;
k2=0.3;
k3=0.2;
%Tmean=30;?%?with?noise?
Tmean=6;?%no?noise?
%Tmean=15;?%?when?threashold?judged?by?abs.
%Tm=60;?%?with?noise
Tm=30;?%no?noise
%Tm=40;?%?when?threashold?judged?by?abs.
Th=200;
%Th=100;%?when?threashold?judged?by?abs

img=imread（filein）;
figureimshow（img）;
[mn]=size（img）;
img=double（img）;
img_rlt=zeros（mn）;
img_rlt（1:）=img（1:）;
img_rlt（n:）=img（n:）;
img_rlt（:1）=img（:1）;
img_rlt（:m）=img（:m）;
for?i=2:（m-1）
????for?j=2:（n-1）
????????img_mean=（img（ij）+img（i-1j-1）+img（i-1j）+img（i-1j+1）+img（ij-1）+img（ij+1）+img（i+1j-1）+img（i+1j）+img（i+1j+1））/9;
????????img_lv=（（img（ij）-img_mean）^2+（img（i-1j-1）-img_mean）^2+（img（i-1j）-img_mean）^2+（img（i-1j+1）-img_mean）^2+...
??

?屬性????????????大小?????日期????時間???名稱
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?????文件???????2083??2005-05-23?22:36??改進的類拉普拉斯增強算法.m

?????文件???????2841??2005-05-23?23:43??混合式MSRCR彩色圖像增強算法.m

?????文件???????2194??2005-05-23?22:34??區(qū)域自適應反銳化掩模圖像增強算法.m

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?????????????????7118????????????????????3