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OCR - Character Recognition

Tools for OCR. Optical character recognition (OCR) allows extracting textual content from images. It is mainly used for document numerization, to transcribe letters, handwritten or not.

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OCR - Character Recognition -

Tag(s) : Image processing

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OCR - Character Recognition

Character Recognition

dCode does no allow to make character recognition from a file. However, here is a list of online tools that could help.

Free Online OCR

Free-OCR.com http://www.free-ocr.com/ : online, free and fast, limited to 6Mo.
I2OCR http://www.i2ocr.com/ : online, fast and free limited to 200dpi and 10Mo
Free Online OCR http://free-online-ocr.com/ : online, free, a bit slow
New OCR http://www.newocr.com/ : online, fast, free, with a crop selection.
Online OCR http://www.onlineocr.net/ : online, free, limited to 4Mo.
Google Docs http://docs.google.com/ : require a Google Account, by opening an image or a PDF in Docs.

Free OCR Softwares

GOCR http://jocr.sourceforge.net/ : open-source, software for Windows or Linux.
Tesseract https://github.com/tesseract-ocr : open-source block used in Google Docs.

Commercial OCR Softwares

OmniPage http://www.nuance.fr/for-individuals/by-product/omnipage/index.htm : maybe the most advance software, but very expensive
Abbyy FineReader http://finereader.abbyy.com/ : another advanced software, a bit cheaper.

Tools for OCR. Optical character recognition (OCR) allows extracting textual content from images. It is mainly used for document numerization, to transcribe letters, handwritten or not.

Answers to Questions

How to recognize a font used in a picture?

To identify a specific font used in a document, an image or a PDF, here is a bunch of websites:

What Font Is here (link) : free, images < 1.8 Mo and 80000 font library.

Identifont here (link) : free, developed by MIT.

What The Font here (link) : free, online, images < 2 Mo.

Example: dCode uses Courier font

How to recognize handwritten text?

Today (2016) there are no reliable handwriting recognition software.

It is nevertheless possible to make live recognition of handwritten characters (ie: writing with a connected pen)

Source code

dCode retains ownership of the online 'OCR - Character Recognition' tool source code. Except explicit open source licence (indicated CC / Creative Commons / free), any algorithm, applet or snippet (converter, solver, encryption / decryption, encoding / decoding, ciphering / deciphering, translator), or any function (convert, solve, decrypt / encrypt, decipher / cipher, decode / encode, translate) written in any informatic language (PHP, Java, C#, Python, Javascript, Matlab, etc.) no data, script or API access will be for free, same for OCR - Character Recognition download for offline use on PC, tablet, iPhone or Android !

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Thanks to your feedback and relevant comments, dCode has developped the best OCR - Character Recognition tool, so feel free to write! Thank you !


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