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OCR-A is a font issued in 1966 [2] and first implemented in 1968. [3] A special font was needed in the early days of computer optical character recognition, when there was a need for a font that could be recognized not only by the computers of that day, but also by humans. [4] OCR-A uses simple, thick strokes to form recognizable characters. [5]
Microsoft Office ships a version of Letterpress OCR-B produced by Monotype. It covers Windows-1252. [9] Many vendors, including Adobe, still sell their versions of OCR-A and OCR-B. The TeX typesetting system has a public domain Constant Strokewidth OCR-B font in METAFONT definition form. It was created by Norbert Swartz in 1995 and updated in 2010.
Layout analysis software, that divide scanned documents into zones suitable for OCR Graphical interfaces to one or more OCR engines Software development kits that are used to add OCR capabilities to other software (e.g. forms processing applications, document imaging management systems, e-discovery systems, records management solutions)
CuneiForm '96 OCR release, with the first adaptive recognition algorithms in the world. Adaptive Recognition - a method based on a combination of two types of printed character recognition algorithms: multifont and omnifont. The system generates an internal font for each input document based on well printed characters using a dynamic adjustment ...
Font management software allows its users to view a font in multiple ways. Users can inspect the font in more detail, such as looking at the fonts glyphs, or comparing another font. Font management software may also provide detail on the glyph count of a font, if the font can be embedded (such as in a PDF), or the creator of the font.
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.
By the version 0.18 release in 2011, the poppler library represented a complete implementation of ISO 32000-1, [4] the PDF format standard, and was the first major free PDF library to support its forms (only Acroforms but not full XFA forms) [6] [7] and annotations features.
Software 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 ...