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JAL
1998
41views more  JAL 1998»
15 years 1 months ago
Approximating Maximum Leaf Spanning Trees in Almost Linear Time
Hsueh-I Lu, R. Ravi
CIAC
2010
Springer
376views Algorithms» more  CIAC 2010»
15 years 11 months ago
Kernelization for Maximum Leaf Spanning Tree with Positive Vertex Weights
In this paper we consider a natural generalization of the well-known Max Leaf Spanning Tree problem. In the generalized Weighted Max Leaf problem we get as input an undirected co...
Bart Jansen
JCO
2010
169views more  JCO 2010»
15 years 8 days ago
An almost four-approximation algorithm for maximum weight triangulation
We consider the following planar maximum weight triangulation (MAT) problem: given a set of n points in the plane, find a triangulation such that the total length of edges in tria...
Shiyan Hu
121
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STOC
2003
ACM
171views Algorithms» more  STOC 2003»
16 years 2 months ago
Primal-dual meets local search: approximating MST's with nonuniform degree bounds
We present a new bicriteria approximation algorithm for the degree-bounded minimum-cost spanning tree problem: Given an undirected graph with nonnegative edge weights and degree b...
Jochen Könemann, R. Ravi