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Tesseract is an optical character recognition engine for various operating systems. [5] It is free software, released under the Apache License. [1] [6] [7] Originally developed by Hewlett-Packard as proprietary software in the 1980s, it was released as open source in 2005 and development was sponsored by Google in 2006.
A 2016 analysis of the accuracy and reliability of the OCR packages Google Docs OCR, Tesseract, ABBYY FineReader, and Transym, employing a dataset including 1227 images from 15 different categories concluded Google Docs OCR and ABBYY to be performing better than others.
The free cross-platform OCR engine Tesseract is published by Hewlett Packard and the University of Nevada, Las Vegas. 2008 Application Adobe Acrobat starts including support for OCR on any PDF file. [7] 2011 Application Word-frequency lookup Google Ngram Viewer is developed to chart frequencies of words on any source printed from 1950 to 2008 ...
Video of the process of scanning and real-time optical character recognition (OCR) with a portable scanner. Optical character recognition or optical character reader (OCR) is the electronic or mechanical conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene photo (for example the text on signs and ...
A complete refactoring of the source code in Python modules was done and released in version 0.5 (June 2012). [11] Initially, Tesseract was used as the only text recognition module. Since 2009 (version 0.4) Tesseract was only supported as a plugin. Instead, a self-developed text recognizer (also segment-based) was used. [12]
Tesseract seems rather technically challenging to install/configure. FreeOCR is built on it, and may be more user-friendly for people who have the required Windows 2K/XP. Archivista Box is a complete document management solution Linux livecd that includes Tesseract.
On January 7, 2009, the x64 version of the Windows 7 Beta (build 7000) was leaked onto the web, with some torrents being infected with a trojan. [45] [46] At CES 2009, Microsoft CEO Steve Ballmer announced the Windows 7 Beta, build 7000, had been made available for download to MSDN and TechNet subscribers in the format of an ISO image. [47]
ABBYY FineReader PDF is an optical character recognition (OCR) application developed by ABBYY. [2] [3] First released in 1993, the program runs on Microsoft Windows (Windows 7 or later) and Apple macOS (10.12 Sierra or later).