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Comment by rafram

It’s an interesting idea, but still way too unreliable to use in production IMO. When a traditional OCR model can’t read the text, it’ll output gibberish with low confidence; when a VLM can’t read the text, it’ll output something confidently made up, and it has no way to report confidence. (You can ask it to, but the number will itself be made up.)

I tried using a VLM to recognize handwritten text in genealogical sources, and it made up names and dates that sort of fit the vibe of the document when it couldn’t read the text! They sounded right for the ethnicity and time period but were entirely fake. There’s no way to ground the model using the source text when the model is your OCR.

parent rafram 1 year ago

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