Generate a two-dimensional square and rectangular shape digital image.
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The digital image should be 20 x 20 pixels in size and a complete white object against a black background.
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Image Analyst
2016-8-30
Something like
grayImage = zeros(20,20, 'uint8');
grayImage(10:14, 4:12) = 255;
imshow(grayImage, []);
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