How can i define a phantom in a typical nuclear medicine acquisition matrix size having a spot?

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Akshit 2015-3-6

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评论： Image Analyst 2015-3-6

How can i define a phantom in a typical nuclear medicine acquisition matrix size having a spot?

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Image Analyst 2015-3-6

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What do you mean by define? You mean make a virtual phantom? Well you can just create an image

grayImage = zeros(rows, columns);

Then set some (row, column) location to a value

grayImage(row, column) = someValue;

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Akshit 2015-3-6

yes , thanks . so , how can i add a defect(hot spot) to it?

Image Analyst 2015-3-6

circles_demo.m

If you want a circle, see the FAQ: http://matlab.wikia.com/wiki/FAQ#How_do_I_create_a_circle.3F

or else see my attached demo.

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