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I faced some PDFs who was digitized and transformed in a "readable" PDF (you can select chars and copy etc). But all this cases the metadata seems to be messed up because the text_extract returns a lot of special characters. Is there any way to identify these files? |
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Unfortunately, I'm not aware of a foolproof way of identifying such PDFs. But you might be able to devise an heuristic that works for you, based on some combination of |
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the ideia to use pdf.metadata helped a lot! thanks again @jsvine |
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Unfortunately, I'm not aware of a foolproof way of identifying such PDFs. But you might be able to devise an heuristic that works for you, based on some combination of
pdf.metadataand the presence of full-page images. Haven't tried this myself, though.