Ground Truth OCR Sample Data of Finnish Historical Newspapers and Journals in Data Improvement Validation of a re-OCRing Process

Kettunen, Kimmo; Koistinen, Mika; Kervinen, Jukka

doi:10.18352/lq.10322

Public

Ground Truth OCR Sample Data of Finnish Historical Newspapers and Journals in Data Improvement Validation of a re-OCRing Process

Published in LIBER Quarterly The Journal of the Association of European Research Libraries • Feb 4, 2020

Authors:

Kimmo Kettunen

Mika Koistinen

Jukka Kervinen

Abstract

The National Library of Finland (NLF) has digitized historical newspapers, journals and ephemera published in Finland since the late 1990s. The present collection consists of about 16.51 million pages mainly in Finnish and Swedish. Out of these about 7.64 million pages are freely available on the we...

Subject

Newspaper

Ephemera

Ground truth

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