National Library of Finland Tuula Pääkkönen

National Library of Finland

• 1640 • Independent Institute under

University of Helsinki Units of the NLF • Research Library • Centre for Digitisation &

Conservation • Library Network Services • http://kansalliskirjasto.fi

Use Case and Tool 1: Deskewer

Newspaper pages from years 1889–1909

• Languages: Finnish,

Swedish • Fonts: Fraktur/antiqua • Different column

amounts

Use Case and Tool 2: Korrektor

Use case: post-processing of typical newspaper pages of NLF

Evaluation Results

1) Deskewer

Command line Easy to use More parameters to tune results ,

more verbose output

2) Layout Analysis Tool: Korrektor

Fixing articles took 4 to 19minutes,

average ~10 minutes METS/ALTO support Requires own process Service levels of segmentation and

tool itself?