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Digital Bleaching and Content Extraction for the Digital Archive of Rare Books
Lyon, France April 27-April 28
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/DIAL.2006.15Second International Conference on Do ...
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Asanobu Kitamoto, National Institute of Informatics, Tokyo, Japan
Makiko Onishi, National Institute of Informatics, Tokyo, Japan
Tomohiro Ikezaki, National Institute of Informatics, Tokyo, Japan
Dominique Deuff, National Institute of Informatics, Tokyo, Japan
Eka Meyer, National Institute of Informatics, Tokyo, Japan
Sonoko Sato, National Institute of Informatics, Tokyo, Japan
Takako Muramatsu, National Institute of Informatics, Tokyo, Japan
Ryo Kamida, National Institute of Informatics, Tokyo, Japan
Takeo Yamamoto, National Institute of Informatics, Tokyo, Japan
Kinji Ono, National Institute of Informatics, Tokyo, Japan
This paper reports our experience with the digitization project, "Digital Archive of Toyo Bunko Rare Books." The mission of this project is to make rare books accessible to the public through our Website. This paper describes the image analysis aspect of this project from the viewpoint of digitization workflow, starting from image capture to Website architecture. The uniqueness of this paper is in two-fold, digital bleaching and content extraction. Digital bleaching is a kind of image enhancement method with the aim of improving the readability of text for both humans and machines. Then textual content and graphical content is extracted automatically from the image, and applied indexing methods for searching. Our digital archive contains 53 books and about 14,000 pages, all of which are accessible on the Website http://dsr.nii.ac.jp/toyobunko/.
Citation:
Asanobu Kitamoto, Makiko Onishi, Tomohiro Ikezaki, Dominique Deuff, Eka Meyer, Sonoko Sato, Takako Muramatsu, Ryo Kamida, Takeo Yamamoto, Kinji Ono, "Digital Bleaching and Content Extraction for the Digital Archive of Rare Books," dial, pp.133-144, Second International Conference on Document Image Analysis for Libraries (DIAL'06), 2006
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