Contour approximation method for representing a contour of an ob

Details Contour approximation method for representing a contour of an ob Contour approximation method for representing a contour of an ob

1995-08-28

1998-06-30

Boudreau, Leo H.

Image analysis

Image compression or coding

Polygonal approximation

382199, 382242, 382250, 382266, 348384, G06K 936, G06K 948, G06K 946, G06K 940

Patent

active

057745951

ABSTRACT:
A contour approximation method accurately reconstructs a contour of an object by adding an extra vertex to the complex contour segment based on a curvature of the pixels on the contour image. The target pixel having the largest curvature as the extra vertex is selected.

REFERENCES:
patent: 4748675 (1988-05-01), Suzuki et al.
patent: 5054103 (1991-10-01), Yasuda et al.
patent: 5510838 (1996-04-01), Yomdin et al.
patent: 5644654 (1997-07-01), Onokera

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