www.gusucode.com > images 案例代码 matlab源码程序 > images/EnhanceContrastUsingBottomhatAndTophatFilteringExample.m
%% Enhance Contrast Using Bottom-hat and Top-hat Filtering % %% % Read image into the workspace and display it. I = imread('pout.tif'); imshow(I) %% % Create a disk-shaped structuring element. se = strel('disk',3); %% % Add the original image |I| to the top-hat filtered image, and then % subtract the bottom-hat filtered image. J = imsubtract(imadd(I,imtophat(I,se)),imbothat(I,se)); figure imshow(J)