%%%圖像增強實驗?不同大小Tiansi掩膜算子對比
close?all
clear?all
clc
I?=?imread（‘baboon.jpg‘）;?%fabric.png??../image/baboon.jpg
imshow（I）;
title（‘原圖像‘）;
I?=?im2double（I（::1））;?
w1?=?fspecial（‘laplacian‘0）;
I1?=?imfilter（Iw1‘conv‘‘replicate‘）;
G1?=?I-I1;
figureimshow（G1）;
title（‘Laplacian增強效果—1‘）;???%Laplacian圖像增強未考慮對角線元素
w2?=?[1?1?1;1?-8?1;1?1?1];
I2?=?imfilter（Iw2‘conv‘‘replicate‘）;
G2?=?I-I2;
figureimshow（G2）;
title（‘Laplacian增強效果—2‘）;???%Laplacian圖像增強，考慮對角線元素

%%
%分?jǐn)?shù)階微分
v?=?0.8???%?v代表分?jǐn)?shù)階微分的階數(shù)
a0?=?1;
a1?=?-v;
a2?=?（-v）*（-v+1）/2;
a3?=?（-v）*（-v+1）*（-v+2）/6;
a4?=?（-v）*（-v+1）*（-v+2）*（-v+3）/24;
F1?=?[a1?a1?a1?;a1?8*a0?a1?;a1?a1?a1]./（8-12*v+4*v*v）;???%?3*3分?jǐn)?shù)階掩膜算子
F2?=?[a2?0?a2?0?a2?;0?a1?a1?a1?0?;a2?a1?8*a0?a1?a2?;...
????0?a1?a1?a1?0?;a2?0?a2?0?a2]./（8-12*v+4*v*v）;?

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

?????文件???????1690??2014-12-09?10:25??fractional?differential\Enhance.m

?????文件???????2123??2013-09-09?14:40??fractional?differential\Enhance_contrast.m

?????文件???????2673??2013-09-09?14:40??fractional?differential\Enhance_contrast2.m

?????文件???????1407??2013-09-09?14:40??fractional?differential\Enhance_Contrast_YanMo.m

?????文件???????1315??2013-09-09?14:40??fractional?differential\hsi2rgb.m

?????文件????????986??2013-09-09?14:40??fractional?differential\rgb2hsi.m

?????文件????????153??2013-09-09?14:40??fractional?differential\sat.m

?????文件??????64450??2013-05-05?15:03??fractional?differential\baboon.jpg

?????目錄??????????0??2014-10-28?15:21??fractional?differential

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

????????????????74797????????????????????9