242 search results - page 3 / 49 » Approximation Algorithms for Multi-Criteria Traveling Salesm... |
CIAC
2010
Springer
13 years 8 months ago
2010
Springer
In this paper, we consider variants of the traveling salesman problem with precedence constraints. We characterize hard input instances for Christofides' algorithm and Hoogeve...
IPCO
2001
13 years 6 months ago
2001
Problem (Extended Abstract) Cliff Stein David P. Wagner Dartmouth College Computer Science Technical Report TR2000-367 May 9, 2000 The problem of traversing a set of points in the...
CIAC
2006
Springer
13 years 9 months ago
2006
Springer
Consider a truck running along a road. It picks up a load Li at point i and delivers it at i, carrying at most one load at a time. The speed on the various parts of the road in on...
ESA
2005
Springer
13 years 11 months ago
2005
Springer
We present two polynomial-time approximation algorithms for the metric case of the maximum traveling salesman problem. One of them is for directed graphs and its approximation rat...
DISOPT
2010
13 years 5 months ago
2010
We consider labeled Traveling Salesman Problems, defined upon a complete graph of n vertices with colored edges. The objective is to find a tour of maximum or minimum number of co...