The algorithm does the same thing every time (it's triggered on request), only the input is changed by the human modifying the doodle—as shown in the video. Th

The algorithm does the same thing every time (it's triggered on request), only the input is changed by the human modifying the doodle—as shown in the video. The output gets better because through iteration the glitches are removed incrementally, and it converges on a final painting that looks good!