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The support cone: a representational tool for the analysis of boundaries and their interactions

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2 Author(s)
Dorst, L. ; Amsterdam Univ., Netherlands ; van den Boorngaard, R.

We present a directional boundary representation which deals locally and consistently with the boundary's “inside”. We show that collision and wave propagation are reduced to addition on the spectrum of directions, and we derive transformation laws for differential geometrical properties such as directed curvature

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Pattern Analysis and Machine Intelligence, IEEE Transactions on  (Volume:22 ,  Issue: 2 )