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» The Complexity of Graph Connectivity
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VLDB
2005
ACM
82views Database» more  VLDB 2005»
16 years 9 days ago
Stack-based Algorithms for Pattern Matching on DAGs
Existing work for query processing over graph data models often relies on pre-computing the transitive closure or path indexes. In this paper, we propose a family of stack-based a...
Li Chen, Amarnath Gupta, M. Erdem Kurul
GD
2004
Springer
16 years 6 days ago
Intersection Reverse Sequences and Geometric Applications
Pinchasi and Radoiˇci´c [11] used the following observation to bound the number of edges of a topological graph without a self-crossing cycle of length 4: if we make a list of t...
Adam Marcus, Gábor Tardos
VLDB
1993
ACM
121views Database» more  VLDB 1993»
15 years 11 months ago
Integrity Constraint and Rule Maintenance in Temporal Deductive Knowledge Bases
The enforcement of semantic integrity constraints in data and knowledge bases constitutea a major performance bottleneck. Integrity constraint simplification methods aim at reduci...
Dimitris Plexousakis
APVIS
2004
15 years 8 months ago
Optimal Leaf Ordering for Two and a Half Dimensional Phylogenetic Tree Visualisation
Two and a half dimensional graph visualisation is the stacking of a set of related graphs into the third dimension to support visual comparison. A new aesthetic criterion is intro...
Tim Dwyer, Falk Schreiber
CAGD
2000
61views more  CAGD 2000»
15 years 6 months ago
Efficient evaluation of triangular B-spline surfaces
Evaluation routines are essential for any application that uses triangular B-spline surfaces. This paper describes an algorithm to efficiently evaluate triangular B-spline surface...
Michael Franssen, Remco C. Veltkamp, Wieger Wessel...