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ATMOS
2007
183views Optimization» more  ATMOS 2007»
13 years 10 months ago
Solving Large Scale Crew Scheduling Problems by using Iterative Partitioning
This paper deals with large-scale crew scheduling problems arising at the Dutch railway operator, Netherlands Railways (NS). We discuss several methods to partition large instances...
Erwin J. W. Abbink, Joel Van't Wout, Dennis Huisma...
ATMOS
2008
13 years 10 months ago
Integrated Gate and Bus Assignment at Amsterdam Airport Schiphol
Guido Diepen, Marjan van den Akker, Han Hoogeveen
ATMOS
2008
124views Optimization» more  ATMOS 2008»
13 years 10 months ago
Simultaneous Network Line Planning and Traffic Assignment
One of the basic problems in strategic planning of public and rail transport is the line planning problem to find a system of lines and its associated frequencies. The objectives o...
Karl Nachtigall, Karl Jerosch
ATMOS
2007
124views Optimization» more  ATMOS 2007»
13 years 10 months ago
A Simulation/Optimization Framework for Locomotive Planning
Abstract. In this paper, we give an overview of the Locomotive Simulater/Optimizer (LSO) decision support system developed by us for railroads. This software is designed to imitate...
Artyom G. Nahapetyan, Ravindra K. Ahuja, F. Zeynep...
ATMOS
2008
139views Optimization» more  ATMOS 2008»
13 years 10 months ago
Efficient On-Trip Timetable Information in the Presence of Delays
Abstract. The search for train connections in state-of-the-art commercial timetable information systems is based on a static schedule. Unfortunately, public transportation systems ...
Lennart Frede, Matthias Müller-Hannemann, Mat...
ATMOS
2008
13 years 10 months ago
Engineering Time-Expanded Graphs for Faster Timetable Information
We present an extension of the well-known time-expanded approach for timetable information. By remodeling unimportant stations, we are able to obtain faster query times with less s...
Daniel Delling, Thomas Pajor, Dorothea Wagner
ATMOS
2008
187views Optimization» more  ATMOS 2008»
13 years 10 months ago
Solving Periodic Timetable Optimisation Problems by Modulo Simplex Calculations
In the last 15 years periodic timetable problems have found much interest in the combinatorial optimization community. We will focus on the optimisation task to minimise a weighted...
Karl Nachtigall, Jens Opitz
EUROGP
2008
Springer
128views Optimization» more  EUROGP 2008»
13 years 10 months ago
Hardware Accelerators for Cartesian Genetic Programming
A new class of FPGA-based accelerators is presented for Cartesian Genetic Programming (CGP). The accelerators contain a genetic engine which is reused in all applications. Candidat...
Zdenek Vasícek, Lukás Sekanina
EUROGP
2008
Springer
138views Optimization» more  EUROGP 2008»
13 years 10 months ago
Population Parallel GP on the G80 GPU
Denis Robilliard, Virginie Marion-Poty, Cyril Fonl...
EUROGP
2008
Springer
13 years 10 months ago
In Silicon No One Can Hear You Scream: Evolving Fighting Creatures
Abstract. Virtual creatures operating in a physically realistic 3D environment, as originally introduced by Karl Sims, provide a challenging domain for artificial evolution. Howeve...
Thomas Miconi