Character recognition
- Annotated
bibliography in on-line character recognition, J. R. Ward.
- Grouping words and multi-part symbols.
M. Burge and G. Monagan use Voronoi diagrams for document analysis.
- Medial axis
transformation and its application to seal imprint verification.
Y.-M. Fuh uses medial axis skeletonization as part of a method for detecting
forgeries in Chinese signature blocks.
- Tesarna Typesetter Program
uses medial axes to produce carved lettering by a computer controlled router.
- US
Patent 5159645 performs character recognition by using convex hulls
to find the counters in each character. A similar idea also occurs in
Patent
4817166.
- US
Patent 5483606 describes a method of registering (lining up) copied
pages with each other in a copying machine, using the convex hulls of
images of the pages.