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    %% Find Perimeter of Objects in Binary Image
% 
%%
% Read binary image into workspace.

% Copyright 2015 The MathWorks, Inc.

BW = imread('circles.png');
%%
% Calculate the perimeters of objects in the image.
BW2 = bwperim(BW,8);
%%
% Display the original image and the perimeters side-by-side.
imshowpair(BW,BW2,'montage')