%% Modify Image After Creation
% Create an image and return the image object, im. Then, make the image semitransparent by setting the AlphaData property of the image object.

C = [1 2 3; 4 5 6; 7 8 9];
im = imagesc(C);

%

im.AlphaData = .5;

% Copyright 2015 The MathWorks, Inc.