, . . [2, 3].
, , . MATLAB.
(. 3 ) , , . (. 3 ). (. 3 ). . , , .
% MATLAB
L=imread('cardial.bmp');
figure, imshow(L);
L1=imadjust(L,[min(min(L)) max(max(L))]/255,[],1);
figure, imshow(L1);
L=L1(:,:,1);
L=double(L);
Filter=[1 1 1,1 1 1,1 1 1];
Lser=filter2(Filter,L(:,:,1),'same')./9;
C=abs(L(:,:,1)-Lser)./(L(:,:,1)+Lser);
C=C.^.55;
[N M]=size(L);
for i=1:N;
disp(i);
for j=1:M;
if L(i,j,1)>Lser(i,j);
Lvyh(i,j)=Lser(i,j)*(1+C(i,j))/(1-C(i,j));
else
Lvyh(i,j)=Lser(i,j)*(1-C(i,j))/(1+C(i,j));
end;
end;
end;
figure, imshow(Lvyh/255);
) | ) | ) |
. 3.
- : 2 . . 2: . . / . . . .: , 1991. 408 ., .
- .. // . / . .. ... .: , 1990. 176 .
- .. , .. , .. , .. . . .: , 1982. 200 .
.
. . , , .
. , , . - , , , .
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