Questions tagged [ocr]

OCR (Optical Character Recognition) is the translation of an image of some text into a character representation (ASCII, Unicode). Use this text for questions related to conversion of image based text to a representation more efficient or usable on Ebooks

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OCR with two-page layout

I'm trying to do OCR on a pdf with a two-page layout - in a landscape-orientation page of the PDF, the left half is one (portrait-orientation) page, the right half is the next (portrait-orientation) ...
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32 views

want to convert OCR PDF to computer font

my pdf text is too blurry. so i want to convert it to computer font from scanned image.i already tried increassing quality by adobe/edit/preferences/page display.
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OCR a scanned pdf without keeping the image

In acrobat, one can overlay text on the original document by the ocr facility. But is there any way of completely removing the existing images behind and only keeping the ocr'ed text? I want to edit a ...
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271 views

How to OCR tables of contents to proper outputs?

Usually when OCR an table of content the columns are separated by a large space, so the outputs are not properly order. For example, for an table like this: The output would be: The Rank Function ...
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84 views

Identify if a PDF document is digital native

Is it possible to know if a given PDF is digital native or has gone through some kind OCR or digitization process. If yes, is it possible to do so programmatically?
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22k views

What is the best way to scan paper books to digital ebooks? [duplicate]

To make a long story short, me and my daughter have ALOT of paper books, and we would like to find a app that would let us "scan" the book in a digital format that can be used with my Kindle Fire, so ...
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1answer
90 views

Standard settings for OCR'ing and compressing a book scan

Is there a set of standard best practices for compressing and adding text recognition to a scan of a book chapter? I'd prefer open source tools, but I'm hoping there is an existing script that ...
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1answer
257 views

Why “compress images using MRC” is always grey in ABBYY FineReader?

Does anybody using ABBYY FineReader 12 here? I found the "compress images using MRC" in "save" tab and "pdf" subtab is always grey and cannot be selected. What is wrong? According to documentation, ...
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107 views

How to skip those hyphens while searching in acrobat

I have two pdf files: original image pdf where the pdf file is just an image of the text ocr pdf produced by OCR, using ABBYY FineReader 11 these are the process i did i have a image pdf then i ...
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1answer
3k views

what does the v5.0 in the name of an e-book file stand for?

I have seen various e-books on the Internet that have a (v5.0) in the name e.g. Charles Darwin - On the Origin of Species (v5.0).epub Initially I thought this had to with the version 5 of the ...
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1k views

How to create DjVu format with selectable text?

DjVu is efficient at compression, but sometimes the text becomes an image and non-selectable. Is there anyway to make sure that the text remains selectable? Which program should I use for this ...