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JDA
2006
90views more  JDA 2006»
15 years 2 months ago
An improved approximation algorithm for the asymmetric TSP with strengthened triangle inequality
We consider the asymmetric traveling salesperson problem with -parameterized triangle inequality for [1/2, 1). That means, the edge weights fulfill w(u, v)
Markus Bläser, Bodo Manthey, Jiri Sgall
ECCC
2007
59views more  ECCC 2007»
15 years 2 months ago
Improved approximation algorithms for directed Steiner forest
Sharon Feldman, Guy Kortsarz, Zeev Nutov
JISE
2006
107views more  JISE 2006»
15 years 2 months ago
FasterDSP: A Faster Approximation Algorithm for Directed Steiner Tree Problem
Ming-I Hsieh, Eric Hsiao-Kuang Wu, Meng-Feng Tsai
MOR
2008
65views more  MOR 2008»
15 years 2 months ago
A 2-Approximation Algorithm for Stochastic Inventory Control Models with Lost Sales
Retsef Levi, Ganesh Janakiraman, Mahesh Nagarajan