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IPL
2008
114views more  IPL 2008»
13 years 5 months ago
The online Prize-Collecting Traveling Salesman Problem
We study the online version of the Prize-Collecting Traveling Salesman Problem (PCTSP), a generalization of the Traveling Salesman Problem (TSP). In the TSP, the salesman has to v...
Giorgio Ausiello, Vincenzo Bonifaci, Luigi Laura
EVOW
2008
Springer
13 years 6 months ago
Hybrid Metaheuristic for the Prize Collecting Travelling Salesman Problem
The Prize Collecting Traveling Salesman Problem (PCTSP) can be associated to a salesman that collects a prize in each city visited and pays a penalty for each city not visited, wit...
Antonio Augusto Chaves, Luiz Antonio Nogueira Lore...
SODA
2010
ACM
397views Algorithms» more  SODA 2010»
14 years 2 months ago
Improved Approximation Algorithms for the Minimum Latency Problem via Prize-Collecting Strolls
The minimum latency problem (MLP) is a well-studied variant of the traveling salesman problem (TSP). In the MLP, the server's goal is to minimize the average latency that the...
Aaron Archer, Anna Blasiak
ENDM
2010
136views more  ENDM 2010»
13 years 5 months ago
Approximating the asymmetric profitable tour
Abstract We study the version of the asymmetric prize collecting traveling salesman problem, where the objective is to find a directed tour that visits a subset of vertices such th...
Viet Hung Nguyen, Thi Thu Thuy Nguyen
SODA
2001
ACM
150views Algorithms» more  SODA 2001»
13 years 6 months ago
A faster implementation of the Goemans-Williamson clustering algorithm
We give an implementation of the Goemans-Williamson clustering procedure which is at the core of several approximation algorithms including those for Generalized Steiner Trees, Pr...
Richard Cole, Ramesh Hariharan, Moshe Lewenstein, ...