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» An Optimal Minimum Spanning Tree Algorithm
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116
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SODA
2004
ACM
156views Algorithms» more  SODA 2004»
15 years 4 months ago
Approximating Minimum Max-Stretch spanning Trees on unweighted graphs
Given a graph G and a spanning tree T of G, we say that T is a tree t-spanner of G if the distance between every pair of vertices in T is at most t times their distance in G. The p...
Yuval Emek, David Peleg
137
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PPSN
2010
Springer
15 years 1 months ago
Variable Neighborhood Search and Ant Colony Optimization for the Rooted Delay-Constrained Minimum Spanning Tree Problem
Abstract. The rooted delay-constrained minimum spanning tree problem is an NP-hard combinatorial optimization problem arising for example in the design of centralized broadcasting ...
Mario Ruthmair, Günther R. Raidl
98
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JISE
2008
107views more  JISE 2008»
15 years 2 months ago
Ant Colony Optimization Approaches to the Degree-constrained Minimum Spanning Tree Problem
Yoon-Teck Bau, Chin Kuan Ho, Hong Tat Ewe