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An image consisting of mapped pixels, where each are given a value (colour). Bitmaps gives the "lego effect" when zoomed in. This is opposed to vector graphics, which do not deteriorate when zoomed.

3 votes
1 answer
6k views

Gimp: how to remove background noise/artifacts and enhance handwritten text

I have a lots of scanned handwritten lecture notes (PDFormat) and I want to improve their readability (I have uploaded an example). In particular I'd like to remove the "squares" on the back. I would …
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