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ALGORITHMICA
2006
96views more  ALGORITHMICA 2006»
13 years 4 months ago
Canonical Forms and Algorithms for Steiner Trees in Uniform Orientation Metrics
We present some fundamental structural properties for minimum length networks (known as Steiner minimum trees) interconnecting a given set of points in an environment in which edg...
Marcus Brazil, D. A. Thomas, J. F. Weng, Martin Za...
WADS
2007
Springer
165views Algorithms» more  WADS 2007»
13 years 10 months ago
A Near Linear Time Approximation Scheme for Steiner Tree Among Obstacles in the Plane
We present a polynomial-time approximation scheme (PTAS) for the Steiner tree problem with polygonal obstacles in the plane with running time O(n log2 n), where n denotes the numb...
Matthias Müller-Hannemann, Siamak Tazari
ISAAC
2004
Springer
95views Algorithms» more  ISAAC 2004»
13 years 10 months ago
Flexibility of Steiner Trees in Uniform Orientation Metrics
Marcus Brazil, Pawel Winter, Martin Zachariasen
ALGOSENSORS
2009
Springer
13 years 2 months ago
Brief Announcement: Universal Data Aggregation Trees for Sensor Networks in Low Doubling Metrics
Abstract. We describe a novel approach for constructing a single spanning tree for data aggregation towards a sink node. The tree is universal in the sense that it is static and in...
Srinivasagopalan Srivathsan, Costas Busch, S. Sith...
GLVLSI
2003
IEEE
135views VLSI» more  GLVLSI 2003»
13 years 10 months ago
Constructing exact octagonal steiner minimal trees
Octagonal Steiner Minimal Trees (OSMTs) are used in the global routing phase of pervasive octagonal VLSI layout. The OSMT problem seeks a minimal length spanning structure using e...
Chris Coulston