White space graphs and trees for content-adaptive scaling of...

Image analysis – Image segmentation – Distinguishing text from other regions

Reexamination Certificate

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Reexamination Certificate

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07623711

ABSTRACT:
A method, article of manufacture, and apparatus for content-adaptive scaling of document images is described. In one embodiment, the method comprises identifying spatial relationships between document objects of a document image, determining space separating pairs of neighboring document objects, and determining at least one scaling factor based on the space separating the document objects in the document image and based on display device characteristics.

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M. Aiello et al., Document understanding for a broad class of documents, International Journal on Doucment Analysis and Recongition, Springer-Verlag 2002, 16 Pages.
Korean Office Action with English translation for KR Patent Application No. 10-2006-0059048.

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