Derigs Ulrich

Ulrich Derigs

Information about the author Ulrich Derigs will soon be added to the site.
Found 10 papers in total
Solving multitrip vehicle routing under order incompatibilities: A VRP arising in supply chain management
Solving multitrip vehicle routing under order incompatibilities: A VRP arising in supply chain management
2014
In this study, we introduce a new class of vehicle routing problems (VRP): the...
Does EU ETS instigate Air Cargo network reconfiguration? A model‐based analysis
Does EU ETS instigate Air Cargo network reconfiguration? A model‐based analysis
2013
From 2012 on aviation is included in the European Emissions Trading Scheme (EU ETS)...
Air cargo scheduling: integrated models and solution procedures
Air cargo scheduling: integrated models and solution procedures
2013
Designing a profitable flight schedule is a highly complex planning problem. Both...
A short note on applying a simple LS/LNS‐based metaheuristic to the rollon–rolloff vehicle routing problem
A short note on applying a simple LS/LNS‐based metaheuristic to the rollon–rolloff vehicle routing problem
2013
The rollon–rolloff vehicle routing problem (RRVRP) arises when tractors move...
Cooperative planning in express carrier networks – An empirical study on the effectiveness of a real‐time Decision Support System
Cooperative planning in express carrier networks – An empirical study on the effectiveness of a real‐time Decision Support System
2011
For small transportation firms cooperation in a carrier network is a proper mean to...
Vehicle routing with compartments: applications, modelling and heuristics
Vehicle routing with compartments: applications, modelling and heuristics
2011
Despite the vast amount of literature about vehicle routing problems, only very little...
A new approach for air cargo network planning
A new approach for air cargo network planning
2009
A central element of the air cargo planning process is the generation of optimal...
On the application of a transportation model for revenue optimization in waste management: A case study
On the application of a transportation model for revenue optimization in waste management: A case study
2009
This paper describes an interactive decision support system called Opti-Link which has...
On a local-search heuristic for a class of tracking error minimization problems in portfolio management
On a local-search heuristic for a class of tracking error minimization problems in portfolio management
2004
In this paper we describe a 2-phase simulated annealing heuristic approach for a...
Solving non-bipartite matching problems via shortest path techniques
Solving non-bipartite matching problems via shortest path techniques
1988
The paper describes a matching code which is based on an efficient labeling technique...
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