www.gusucode.com > images 案例代码 matlab源码程序 > images/UseReconstructionToSegmentAnImageExample.m

    %% Use Reconstruction to Segment an Image
% 
%%
% Read a logical image into workspace and display it. This is the mask
% image.

% Copyright 2015 The MathWorks, Inc.

mask = imread('text.png');
figure
imshow(mask)
%%
% Create a marker image that identifies the object in the image you want to
% extract through segmentation.  For this example, identify the "w" in the
% word "watershed".
marker = false(size(mask));
marker(13,94) = true;
%%
% Perform segmentation of the mask image using the marker image.
im = imreconstruct(marker,mask);
figure
imshow(im)