How good can it get?: Analysing and improving OCR accuracy in large scale Historic Newspaper Digitisation Programs

D-Lib Magazine

Volumn 15, Issue 3-4, 2009, Pages

  Holley, Rose ^a  

^a National Library of Australia   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 70450287533     PISSN: None     EISSN: 10829873     Source Type: Journal    
DOI: 10.1045/march2009-holley     Document Type: Article

References (13)

1. The Australian Periodical Publications 1840-1845 component of the Australian Cooperative Digitisation Project (ACDP):.
2. The unsuccessful projects of the 1990's are reported in detail in this article: Entlich, Richard., 2002. Where are they now? Digitising Microfilmed Newspapers. RLG Diginews, June 15, 2002, vol. 6, no 3. URL: .
3. And a response to this from the British Library is in this article: Deegan, Marilyn., 2002. Digitising Historic Newspapers: Progress and Prospects. RLG Diginews, August 15 2002, vol. 6 no 4. URL: .
4. Australian Newspapers Digitisation Program (ANDP) website: .
5. ABBYY website gives more information about ABBYY Finereader OCR software development history and how the software works: .
6. OCRopus website: .
7. ALTO (Analyzed Layout and Text Object) is a standardized XML format used for storing layout and content information of complex digital objects like newspapers. It is currently being used for newspaper digitisation projects at the US Library of Congress, the National Library of Australia, and the Bibliothèque nationale de France.
8. Klijn, Edwin., 2008. The current state of art in newspaper digitisation. A market perspective. D-Lib Magazine, January/February 2008, Vol. 14 No. 1/2, , ISSN: 1082-9873.
9. Macquarie dictionary website: .
10. Powell, Tracy and Gordon Paynter. Going Grey? Comparing the OCR Accuracy Levels of Bitonal and Greyscale Images. D-Lib Magazine, March/April 2009, vol. 15 no 3/4. URL: .
11. NextScan website: .
12. Just as this article went to press, the author completed the report on public OCR text correction. See: Holley, Rose (2009) Many Hands Make Light Work: Public Collaborative Text Correction in Australian Historic Newspapers. ISBN 978-0-642-27694-0. Available at .
13. Impact website: .