Optical character recognition (OCR) is the process of converting images of text to text that can be manipulated by word processors etc.

learn more… | top users | synonyms

31
votes
10answers
44k views

How to extract text with OCR from a PDF on Linux?

How do I extract text from a PDF that wasn't built with an index? It's all text, but I can't search or select anything. I'm running Kubuntu, and Okular doesn't have this feature.
10
votes
3answers
27k views

How can I identify fonts from an image? [closed]

Many times I come across bitmaps with nothing but text paragraphs, so I was looking for a way to identify the font used, the paragraph alignment, line spacing and color, bold, italics. Would an OCR ...
6
votes
7answers
3k views

Extracting text from a .PDF scanned book [closed]

I have a scanned a book in PDF format, but the quality is rather poor: (The language is Romanian and it's a medical physiology book, in case you were wondering) I want to extract text from the ...
5
votes
3answers
4k views

How to do OCR on a PDF document? [duplicate]

Possible Duplicate: How to extract text with OCR from a PDF on Linux? I have a few documents in English and Hebrew that I scanned in and converted to PDF format. Is there some free or cheap ...
15
votes
8answers
32k views

How can I convert scanned images as PDF to a searchable PDF file? [closed]

I have a PDF of a scanned book. I'm looking for a free software that will perform OCR and then provide an option to save it as a PDF or document again. Is there one?
10
votes
8answers
6k views

Practical OCR solution for converting a large book to a digital format?

I was over by my grandparent's place this past weekend. My grandmother pulled out this giant (~1400 page) book of her family history going back to 1630 or so. Giant nerd that I am, I thought it would ...
8
votes
3answers
4k views

Good free OCR with GUI for correcting mistakes? (for Windows)

I've used SimpleOCR, which has a nice GUI for correcting mistakes. Unfortunately it makes a lot of mistakes! (and suffers other bugs and limitations) On the other hand Tesseract is more accurate but ...
2
votes
3answers
3k views

scan A4 doc > pdf > ocr > translate to english?

I've tried using a combination of my home scanner to create a '300 dpi', 'document', 'pdf' (options on Canon all-in-one) ZoHoViewer to create either an RTF or TXT file google docs to translate I'm ...
7
votes
5answers
3k views

PDF has an extra blank in all words after running through Ghostscript

This PDF was produced by Abbyy Finereader 10: http://ebooks.zeitr.org/from_abbyy.pdf You can copy & paste the first sentence and get this (very good) text result: Der ┬╗Bund Deutscher ...
7
votes
4answers
24k views

Batch OCR for many PDF files (not already OCRed)? [closed]

I use Google Desktop Search (I am on Vista) and not all my PDF files are recognized in my archive folder. It is normal as "PDF files that contain scanned images" are not indexed ( http://desktop....
4
votes
2answers
740 views

Image to Text converter [closed]

I need a software which can convert scanned text to editable text. I will prefer freeware?
1
vote
3answers
7k views

What is a good handwriting recognition software?

I bought a Livescribe pen which records whatever I write (and say). However, it can only give me pdf versions of what I wrote. Using MyScript (an paid extension) I can have it convert my handwritten ...
3
votes
1answer
1k views

How to automatically find non-searchable PDFs

Suppose I have a directory full of many PDFs. In most of them, the text is completely search-able, which is the way I need them to be. But a few of them are just image scans, and they need to be OCR-...
3
votes
1answer
18k views

Using OCR on Arabic text

A friend has requested I convert an Arabic text .pdf into Word. Google Docs does not seem an option but new OCR looked promising because Arabic is featured in the 'Recognition language' dropdown. I ...
3
votes
5answers
15k views

Babylon can't recognize text on Firefox & IE 9

Before I upgraded to Firefox 4 & IE 9, Babylon was succesfully recognizing text on those browsers. After the upgrade, it cannot recognize text anymore. I've played with the OCR Optimization in the ...