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I would guess this is related to their work with tesseract.  It works
quite well, though as I pointed out on the Code4Lib thread mentioned in
this thread, it isn't possible to add the OCRd text back into the PDF.
Presently.

James


Richard Rankin wrote:
> Does anyone know what OCR software they are using we currently have a
> project to OCR a large number of pdfs per month and would like to
> automate the process
> 
>  
> 
> Ricky
> 
> ______________________
> 
> Principal Analyst
> 
> Information Services
> 
> Queen's University Belfast
> 
>  
> 
> tel: 02890 974824
> 
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> email: [log in to unmask]
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>  
> 
> ------------------------------------------------------------------------
> 
> *From:* Repositories discussion list
> [mailto:[log in to unmask]] *On Behalf Of *Peter Millington
> *Sent:* 04 November 2008 10:14
> *To:* [log in to unmask]
> *Subject:* Google Indexes Non-searchable PDFs
> 
>  
> 
> The following development from Google could have a big impact on
> institutional repositories. PDFs from scanned documents and/or from
> low-end software are often just images that can be read by humans, but
> cannot be searched by keyword or indexed by search engines. I am sure
> that most if not all repositories hold such PDFs. This Google initiative
> will unfurl the cloak of invisibility from them.
> 
>  
> 
> Peter Millington
> 
> SHERPA, University of Nottingham
> 
>  
> 
> * Google sheds light on 'Dark Web' by searching scanned documents
> http://cwflyris.computerworld.com/t/3821061/247711/148332/2/
> 
> Using optical character recognition (OCR) technology, Google's search
> engine now can convert scanned PDF documents into text that can be
> searched and indexed, the company said. Thus, government reports,
> academic papers and other scanned documents can now show up in search
> results. Search engines generally interpret PDF documents as images of
> text rather than text.
> 
> 
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- --
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James Tuttle
Digital Repository Librarian

NCSU Libraries, Box 7111
North Carolina State University
Raleigh, NC 27695-7111
[log in to unmask]

(919)513-0651 Phone
(919)515-3031  Fax

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