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151
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VVS
1996
IEEE
15 years 10 months ago
1996
IEEE
A method is proposed which supports the extraction of isosurfaces from irregular volume data, represented by tetrahedral decomposition, in optimal time. The method is based on a d...
177
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COMPGEOM
1996
ACM
15 years 10 months ago
1996
ACM
We show that in the worst case, (ndd=2e;1 +n logn) sidedness queries are required to determine whether the convex hull of n points in IRd is simplicial, or to determine the number ...
180
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ICCAD
1994
IEEE
15 years 10 months ago
1994
IEEE
We examine the implications of a new hazard-free combinational logic synthesis method [8], which generates multiplexor trees from binary decision diagrams (BDDs) -- representation...
143
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CIKM
1994
Springer
15 years 10 months ago
1994
Springer
In a spatial database, an object may extend arbitrarily in space. As a result, many spatial data structures e.g., the quadtree, the cell tree, the R+-tree represent an object by p...
213
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FSTTCS
1993
Springer
15 years 10 months ago
1993
Springer
We investigate the complexity and approximability of some location problems when two distance values are specified for each pair of potential sites. These problems involve the se...