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COMPGEOM
1997
ACM
15 years 2 months ago
1997
ACM
Abstract: We propose an e cient method that determines the sign of a multivariate polynomial expression with integer coe cients. This is a central operation on which the robustness...
COMPGEOM
1997
ACM
15 years 2 months ago
1997
ACM
We report an empirical comparision of different heuristic techniques for variable-sized pointfeature label placement. This work may not be copied or reproduced in whole or in part...
COMPGEOM
1997
ACM
15 years 2 months ago
1997
ACM
Abstract. In the context of methodologies intended to confer robustness to geometric algorithms, we elaborate on the exact-computation paradigm and formalize the notion of degree o...
COMPGEOM
1996
ACM
15 years 2 months ago
1996
ACM
In this paper we show how to traverse a subdivision and to report all cells, edges and vertices, without making use of mark bits in the structure or a stack. We do this by perform...
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COMPGEOM
1996
ACM
15 years 2 months ago
1996
ACM
In this paper we are concerned with developing a practical parallel algorithm for Delaunay triangulation that works well on general distributions, particularly those that arise in...