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COMPUTER SCIENCE COLLOQUIUM

The Capacitated Arc Routing Problem

Sanne Wøhlk
Department of Organization and Management and
Department of Mathematics and Computer Science
University of Southern Denmark

Tuesday, September 23, 2003, at 14:15
Seminar Room

ABSTRACT

The Capacitated Arc Routing Problem (CARP) is a routing problem with applications in street sweeping, mail delivery etc. It is the problem of servicing a set of edges in a graph using a fleet of capacity constrained vehicles.

The presentation will be in three parts.

I will talk about an online version of CARP, and present dynamic programming algorithms that can be used to solve that online problem offline.

Next I will show how these algorithms can be used in a Simulated Annealing setup to give good upper bounds for CARP.

Finally I will present a new lower bound for CARP, called the Multiple Cuts Node Duplication Lower Bound.

Host: Joan Boyar


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Last modified: September 23, 2003.
Joan Boyar (joan@imada.sdu.dk)

 


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