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Erschienen in:
2014 | OriginalPaper | Buchkapitel
Shapes and Shape Set Patterns
verfasst von : James F. Peters
Erschienen in: Topology of Digital Images
Verlag: Springer Berlin Heidelberg
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This chapter introduces shape descriptors and uniform coverings of shapes found in digital images. Shape descriptors are useful in representing and extracting shape information from images. In general, a digital image
shape descriptor
is an expression that describes, identifies or indexes an image region. Shape descriptors are usually mathematical expressions used to extract image region shape feature values. The basic approach is to use shape descriptors to represent, extract and quantify information about image shapes.