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» On the Covering Steiner Problem
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IPL
2002
105views more  IPL 2002»
13 years 10 months ago
Steiner trees in uniformly quasi-bipartite graphs
The area of approximation algorithms for the Steiner tree problem in graphs has seen continuous progress over the last years. Currently the best approximation
Clemens Gröpl, Stefan Hougardy, Till Nierhoff...
COMPGEOM
1994
ACM
14 years 3 months ago
Matching Shapes with a Reference Point
For two given point sets, we present a very simple (almost trivial) algorithm to translate one set so that the Hausdor distance between the two sets is not larger than a constant ...
Helmut Alt, Oswin Aichholzer, Günter Rote
FOCS
2009
IEEE
14 years 5 months ago
Approximation Algorithms for Multicommodity-Type Problems with Guarantees Independent of the Graph Size
— Linial, London and Rabinovich [16] and Aumann and Rabani [3] proved that the min-cut max-flow ratio for general maximum concurrent flow problems (when there are k commodities...
Ankur Moitra
SOICT
2010
13 years 5 months ago
Constraint-based local search for solving non-simple paths problems on graphs: application to the routing for network covering p
Routing problems have been considered as central problems in the fields of transportation, distribution and logistics. LS(Graph) is a generic framework allowing to model and solve...
Pham Quang Dung, Phan-Thuan Do, Yves Deville, Tuon...
ICCAD
2007
IEEE
140views Hardware» more  ICCAD 2007»
14 years 7 months ago
Thermal-aware Steiner routing for 3D stacked ICs
— In this paper, we present the first work on the Steiner routing for 3D stacked ICs. In the 3D Steiner routing problem, the pins are located in multiple device layers, which ma...
Mohit Pathak, Sung Kyu Lim