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Hierarchical Representation of Chain-Encoded Binary Image Contours

✍ Scribed by Jack Koplowitz; Joseph DeLeone


Book ID
112241414
Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
313 KB
Volume
63
Category
Article
ISSN
1077-3142

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Hierarchical representation of 2-D shape
✍ O. El Badawy; M.S. Kamel πŸ“‚ Article πŸ“… 2005 πŸ› Elsevier Science 🌐 English βš– 688 KB

A concavity tree is a data structure for hierarchically representing the shape of two-dimensional silhouettes using convex polygons. In this paper, we present a new algorithm for concavity tree extraction. The algorithm is fast, works directly on the pixel grid of the shape, and uses exact convex hu