OCR for ancient Greek: Difference between revisions
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* Bruce Robertson reports on | * [http://ancientgreekocr.org Ancient Greek OCR] provides downloads and instructions for OCR using the [http://code.google.com/p/tesseract-ocr Tesseract] engine. Works on Windows, Linux, OSX & Android. | ||
* Federico Boschetti | * Bruce Robertson has created "Rigaudon", "a complete suite of scripts, python code and data required for producing polytonic Greek OCR" | ||
** [https://github.com/brobertson/rigaudon Rigaudon GitHub page] | |||
** [[Lace: Greek OCR]] collects results of OCR processing with Rigaudon on public domain texts | |||
** Initial reports on preliminary results of a survey of techniques: http://www.heml.org/RobertsonGreekOCR/ | |||
* The [http://gamera.informatik.hsnr.de/ Gamera] toolkit for analysing and scanning complex texts includes some experiments with polytonic Greek | |||
* Federico Boschetti did some earlier experimentation with adapting/training Google's OCR engine [http://code.google.com/p/tesseract-ocr/ tesseract] to ancient Greek texts: http://www.himeros.eu/ ([http://www.perseus.tufts.edu/~ababeu/ecdl2009-preprint.pdf related paper]) | |||
* The commercial OCR software [http://www.ideatech-online.com/index.php?option=com_content&task=view&id=23&Itemid=27 Anagnostis] (€585) can handle ancient Greek, though apparently poorly | * The commercial OCR software [http://www.ideatech-online.com/index.php?option=com_content&task=view&id=23&Itemid=27 Anagnostis] (€585) can handle ancient Greek, though apparently poorly | ||
* [http://finereader.abbyy.com/ ABBYY FineReader] can be made to work with ancient Greek with extensive training | * [http://finereader.abbyy.com/ ABBYY FineReader] can be made to work with ancient Greek with extensive training | ||
* Google Docs now allows you to have it do [http://googledocs.blogspot.com/2011/02/optical-character-recognition-ocr-in-34.html OCR on uploaded documents in a variety of languages], and you can get some results by specifying "Greek" and uploading a PDF (images seem not to work). Quality is about on the level of Google Books OCR of printed ancient Greek. | * Google Docs now allows you to have it do [http://googledocs.blogspot.com/2011/02/optical-character-recognition-ocr-in-34.html OCR on uploaded documents in a variety of languages], and you can get some results by specifying "Greek" and uploading a PDF (images seem not to work). Quality is about on the level of Google Books OCR of printed ancient Greek. | ||
=== | ===Alternatives=== | ||
* [http://accesstei.apexcovantage.com/ AccessTEI] is a service for members of the TEI for manual keying of texts which can handle ancient Greek | * [http://accesstei.apexcovantage.com/ AccessTEI] is a service for members of the TEI for manual keying of texts which can handle ancient Greek | ||
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[[category:FAQ]] | [[category:FAQ]] | ||
[[category:Tools]] | [[category:Tools]] | ||
[[category:OCR]] |
Revision as of 16:30, 5 July 2016
- Ancient Greek OCR provides downloads and instructions for OCR using the Tesseract engine. Works on Windows, Linux, OSX & Android.
- Bruce Robertson has created "Rigaudon", "a complete suite of scripts, python code and data required for producing polytonic Greek OCR"
- Rigaudon GitHub page
- Lace: Greek OCR collects results of OCR processing with Rigaudon on public domain texts
- Initial reports on preliminary results of a survey of techniques: http://www.heml.org/RobertsonGreekOCR/
- The Gamera toolkit for analysing and scanning complex texts includes some experiments with polytonic Greek
- Federico Boschetti did some earlier experimentation with adapting/training Google's OCR engine tesseract to ancient Greek texts: http://www.himeros.eu/ (related paper)
- The commercial OCR software Anagnostis (€585) can handle ancient Greek, though apparently poorly
- ABBYY FineReader can be made to work with ancient Greek with extensive training
- Google Docs now allows you to have it do OCR on uploaded documents in a variety of languages, and you can get some results by specifying "Greek" and uploading a PDF (images seem not to work). Quality is about on the level of Google Books OCR of printed ancient Greek.
Alternatives
- AccessTEI is a service for members of the TEI for manual keying of texts which can handle ancient Greek