Matthias Ehrgott

According to our database, Matthias Ehrgott authored at least 79 papers between 1999 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2023

An infeasible interior-point technique to generate the nondominated set for multiobjective optimization problems.

Jauny, Debdas Ghosh, Qamrul Hasan Ansari, Matthias Ehrgott, Ashutosh Upadhayay

Comput. Oper. Res., July, 2023

An evaluation of the fairness of railway timetable rescheduling in the presence of competition between train operators.

Edwin Reynolds, Matthias Ehrgott, Judith Y. T. Wang

J. Rail Transp. Plan. Manag., 2023

2022

Integrating Data Envelopment Analysis into radiotherapy treatment planning for head and neck cancer patients.

Andrea Raith, Matthias Ehrgott, Fariza Fauzi, Kuan-Min Lin, Andrew Macann, Paul Rouse, John Simpson

Eur. J. Oper. Res., 2022

Theory, computation, and practice of multiobjective optimisation.

Matthias Ehrgott, Alexander Engau, Margaret M. Wiecek

Ann. Oper. Res., 2022

Bi-objective optimisation over a set of convex sub-problems.

Guillermo Cabrera-Guerrero, Matthias Ehrgott, Andrew J. Mason, Andrea Raith

Ann. Oper. Res., 2022

2019

Bi-objective Branch-and-Cut Algorithms Based on LP Relaxation and Bound Sets.

Sune Lauth Gadegaard, Lars Relund Nielsen, Matthias Ehrgott

INFORMS J. Comput., 2019

2018

A matheuristic approach to solve the multiobjective beam angle optimization problem in intensity-modulated radiation therapy.

Guillermo Cabrera-Guerrero, Matthias Ehrgott, Andrew J. Mason, Andrea Raith

Int. Trans. Oper. Res., 2018

Pareto local search algorithms for the multi-objective beam angle optimisation problem.

Guillermo Cabrera-Guerrero, Andrew J. Mason, Andrea Raith, Matthias Ehrgott

J. Heuristics, 2018

Uncertain Data Envelopment Analysis.

Matthias Ehrgott, Allen Holder, Omid Nohadani

Eur. J. Oper. Res., 2018

Minimizing the number of apertures in multileaf collimator sequencing with field splitting.

Davaatseren Baatar, Matthias Ehrgott, Horst W. Hamacher, Ines M. Raschendorfer

Discret. Appl. Math., 2018

2017

Re. "Discrete Representation of Non-dominated Sets in Multi-objective Linear Programming" [European Journal of Operational Research 255 (2016) 687-698].

Lizhen Shao, Matthias Ehrgott

Eur. J. Oper. Res., 2017

Feature cluster: Recent advances in exact methods for multi-objective optimisation.

Matthias Ehrgott, Ivana Ljubic, Sophie N. Parragh

Eur. J. Oper. Res., 2017

Integer programming for minimal perturbation problems in university course timetabling.

Antony E. Phillips, Cameron G. Walker, Matthias Ehrgott, David M. Ryan

Ann. Oper. Res., 2017

Integrating column generation in a method to compute a discrete representation of the non-dominated set of multi-objective linear programmes.

Kuan-Min Lin, Matthias Ehrgott, Andrea Raith

4OR, 2017

2016

Numerical stability of path-based algorithms for traffic assignment.

Olga Perederieieva, Matthias Ehrgott, Andrea Raith, Judith Y. T. Wang

Optim. Methods Softw., 2016

Discrete representation of non-dominated sets in multi-objective linear programming.

Lizhen Shao, Matthias Ehrgott

Eur. J. Oper. Res., 2016

Output-sensitive Complexity of Multiobjective Combinatorial Optimization.

Fritz Bökler, Matthias Ehrgott, Christopher Morris, Petra Mutzel

CoRR, 2016

2015

A bi-objective column generation algorithm for the multi-commodity minimum cost flow problem.

Siamak Moradi, Andrea Raith, Matthias Ehrgott

Eur. J. Oper. Res., 2015

On the generality of the greedy algorithm for solving matroid base problems.

Lara Turner, Matthias Ehrgott, Horst W. Hamacher

Discret. Appl. Math., 2015

Integer programming methods for large-scale practical classroom assignment problems.

Antony E. Phillips, Hamish Waterer, Matthias Ehrgott, David M. Ryan

Comput. Oper. Res., 2015

A framework for and empirical study of algorithms for traffic assignment.

Olga Perederieieva, Matthias Ehrgott, Andrea Raith, Judith Y. T. Wang

Comput. Oper. Res., 2015

2014

Multi-objective optimisation of positively homogeneous functions and an application in radiation therapy.

Guillermo Cabrera-Guerrero, Matthias Ehrgott, Andrew J. Mason, Andy Philpott

Oper. Res. Lett., 2014

An objective space cut and bound algorithm for convex multiplicative programmes.

Lizhen Shao, Matthias Ehrgott

J. Glob. Optim., 2014

Minmax robustness for multi-objective optimization problems.

Matthias Ehrgott, Jonas Ide, Anita Schöbel

Eur. J. Oper. Res., 2014

On finding representative non-dominated points for bi-objective integer network flow problems.

Augusto Eusébio, José Rui Figueira, Matthias Ehrgott

Comput. Oper. Res., 2014

Solving multi-objective traffic assignment.

Andrea Raith, Judith Y. T. Wang, Matthias Ehrgott, Stuart A. Mitchell

Ann. Oper. Res., 2014

2013

A set packing inspired method for real-time junction train routing.

Richard Lusby, Jesper Larsen, Matthias Ehrgott, David M. Ryan

Comput. Oper. Res., 2013

Applying Bi-level Multi-Objective Evolutionary Algorithms for Optimizing Composites Manufacturing Processes.

Abhishek Gupta, Piaras A. Kelly, Matthias Ehrgott, Simon Bickerton

Proceedings of the Evolutionary Multi-Criterion Optimization, 2013

On the generality of the greedy algorithm for solving matroid problems.

Lara Turner, Matthias Ehrgott, Horst W. Hamacher

Proceedings of the 12th Cologne-Twente Workshop on Graphs and Combinatorial Optimization, 2013

2012

A dual variant of Benson's "outer approximation algorithm" for multiple objective linear programming.

Matthias Ehrgott, Andreas Löhne, Lizhen Shao

J. Glob. Optim., 2012

Bi-Objective Network Equilibrium, Traffic Assignment and Road Pricing.

Judith Y. T. Wang, Matthias Ehrgott

Proceedings of the Operations Research Proceedings 2012, 2012

2011

Routing Trains Through Railway Junctions: A New Set-Packing Approach.

Richard Lusby, Jesper Larsen, David M. Ryan, Matthias Ehrgott

Transp. Sci., 2011

A comparison of stochastic programming and bi-objective optimisation approaches to robust airline crew scheduling.

Bassy Tam, Matthias Ehrgott, David M. Ryan, Golbon Zakeri

OR Spectr., 2011

Railway track allocation: models and methods.

Richard Lusby, Jesper Larsen, Matthias Ehrgott, David M. Ryan

OR Spectr., 2011

An approximation algorithm for convex multi-objective programming problems.

Matthias Ehrgott, Lizhen Shao, Anita Schöbel

J. Glob. Optim., 2011

An approximation algorithm for convex multiplicative programming problems.

Lizhen Shao, Matthias Ehrgott

Proceedings of the 2011 IEEE Symposium on Computational Intelligence in Multicriteria Decision-Making, 2011

2010

An exact method for the double TSP with multiple stacks.

Richard Martin Lusby, Jesper Larsen, Matthias Ehrgott, David M. Ryan

Int. Trans. Oper. Res., 2010

A Recursive Algorithm for Finding All Nondominated Extreme Points in the Outcome Set of a Multiobjective Integer Programme.

Anthony Przybylski, Xavier Gandibleux, Matthias Ehrgott

INFORMS J. Comput., 2010

A two phase method for multi-objective integer programming and its application to the assignment problem with three objectives.

Anthony Przybylski, Xavier Gandibleux, Matthias Ehrgott

Discret. Optim., 2010

An iterative approach to robust and integrated aircraft routing and crew scheduling.

Oliver Weide, David M. Ryan, Matthias Ehrgott

Comput. Oper. Res., 2010

Mathematical optimization in intensity modulated radiation therapy.

Matthias Ehrgott, Çigdem Güler, Horst W. Hamacher, Lizhen Shao

Ann. Oper. Res., 2010

2009

Time-adaptive and history-adaptive multicriterion routing in stochastic, time-dependent networks.

Daniele Pretolani, Lars Relund Nielsen, Kim Allan Andersen, Matthias Ehrgott

Oper. Res. Lett., 2009

Multiobjective Programming and Multiattribute Utility Functions in Portfolio Optimization.

Matthias Ehrgott, Chris Waters, Refail Kasimbeyli, Ozden Ustun

INFOR Inf. Syst. Oper. Res., 2009

A two-phase algorithm for the biobjective integer minimum cost flow problem.

Andrea Raith, Matthias Ehrgott

Comput. Oper. Res., 2009

A comparison of solution strategies for biobjective shortest path problems.

Andrea Raith, Matthias Ehrgott

Comput. Oper. Res., 2009

A primal-dual simplex algorithm for bi-objective network flow problems.

Augusto Eusébio, José Rui Figueira, Matthias Ehrgott

4OR, 2009

09041 Working Group 4: MCDM and RIMO.

Matthias Ehrgott, Jussi Hakanen, Hisao Ishibuchi, Andreas Löhne, Mariano Luque, Kaisa Miettinen, Wlodzimierz Ogryczak, Olexandr Romanko, Theodor J. Stewart, Andrzej P. Wierzbicki

Proceedings of the Hybrid and Robust Approaches to Multiobjective Optimization, 18.01., 2009

2008

Hybrid Metaheuristics for Multi-objective Combinatorial Optimization.

Matthias Ehrgott, Xavier Gandibleux

Proceedings of the Hybrid Metaheuristics, An Emerging Approach to Optimization, 2008

Biomedical informatics and OR.

Hong Seo Ryoo, Matthias Ehrgott

OR Spectr., 2008

Interactive decision support in radiation therapy treatment planning.

Matthias Ehrgott, Ines Winz

OR Spectr., 2008

Approximating the nondominated set of an MOLP by approximately solving its dual problem.

Lizhen Shao, Matthias Ehrgott

Math. Methods Oper. Res., 2008

Approximately solving multiobjective linear programmes in objective space and an application in radiotherapy treatment planning.

Lizhen Shao, Matthias Ehrgott

Math. Methods Oper. Res., 2008

Two phase algorithms for the bi-objective assignment problem.

Anthony Przybylski, Xavier Gandibleux, Matthias Ehrgott

Eur. J. Oper. Res., 2008

Preface.

Matthias Ehrgott, Allen Holder

Algorithmic Oper. Res., 2008

Multiobjective Optimization.

Matthias Ehrgott

AI Mag., 2008

Tolling Analysis with Bi-objective Traffic Assignment.

Judith Y. T. Wang, Andrea Raith, Matthias Ehrgott

Proceedings of the Multiple Criteria Decision Making for Sustainable Energy and Transportation Systems, 2008

Real-World Applications of Multiobjective Optimization.

Theodor J. Stewart, Oliver Bandte, Heinrich Braun, Nirupam Chakraborti, Matthias Ehrgott, Mathias Göbelt, Yaochu Jin, Hirotaka Nakayama, Silvia Poles, Danilo Di Stefano

Proceedings of the Multiobjective Optimization, 2008

2007

Review of "Vector Optimization" by Johannes Jahn.

Matthias Ehrgott

Eur. J. Oper. Res., 2007

Bound sets for biobjective combinatorial optimization problems.

Matthias Ehrgott, Xavier Gandibleux

Comput. Oper. Res., 2007

Finding Representative Nondominated Points in Multiobjective Linear Programming.

Lizhen Shao, Matthias Ehrgott

Proceedings of the IEEE Symposium on Computational Intelligence in Multicriteria Decision Making, 2007

2006

An annotated bibliography of combinatorial optimization problems with fixed cardinality constraints.

Maurizio Bruglieri, Matthias Ehrgott, Horst W. Hamacher, Francesco Maffioli

Discret. Appl. Math., 2006

The biobjective integer minimum cost flow problem - incorrectness of Sedeño-Noda and Gonzàlez-Martin's algorithm.

Anthony Przybylski, Xavier Gandibleux, Matthias Ehrgott

Comput. Oper. Res., 2006

Preface.

Matthias Ehrgott, José Rui Figueira, Xavier Gandibleux

Ann. Oper. Res., 2006

A discussion of scalarization techniques for multiple objective integer programming.

Matthias Ehrgott

Ann. Oper. Res., 2006

2005

Saddle Points and Pareto Points in Multiple Objective Programming.

Matthias Ehrgott, Margaret M. Wiecek

J. Glob. Optim., 2005

Special section: Using discrete mathematics to model multileaf collimators in radiation therapy.

Horst W. Hamacher, Matthias Ehrgott

Discret. Appl. Math., 2005

Decomposition of integer matrices and multileaf collimator sequencing.

Davaatseren Baatar, Horst W. Hamacher, Matthias Ehrgott, Gerhard J. Woeginger

Discret. Appl. Math., 2005

1984-2004 - 20 Years of Multiobjective Metaheuristics. But What About the Solution of Combinatorial Problems with Multiple Objectives?.

Xavier Gandibleux, Matthias Ehrgott

Proceedings of the Evolutionary Multi-Criterion Optimization, 2005

Multicriteria Optimization (2. ed.).

Matthias Ehrgott

Springer, ISBN: 978-3-540-21398-7, 2005

2004

An MCDM approach to portfolio optimization.

Matthias Ehrgott, Kathrin Klamroth, Christian Schwehm

Eur. J. Oper. Res., 2004

Cardinality constrained minimum cut problems: complexity and algorithms.

Maurizio Bruglieri, Francesco Maffioli, Matthias Ehrgott

Discret. Appl. Math., 2004

2003

Optimisation of beam directions in intensity modulated radiation therapy planning.

Matthias Ehrgott, Rick Johnston

OR Spectr., 2003

Book Reviews.

Matthias Ehrgott

Math. Methods Oper. Res., 2003

Computation of ideal and Nadir values and implications for their use in MCDM methods.

Matthias Ehrgott, Dagmar Tenfelde-Podehl

Eur. J. Oper. Res., 2003

Solving biobjective combinatorial max-ordering problems by ranking methods and a two-phases approach.

Matthias Ehrgott, Anders J. V. Skriver

Eur. J. Oper. Res., 2003

Local Search Algorithms for the k-cardinality Tree Problem.

Christian Blum, Matthias Ehrgott

Discret. Appl. Math., 2003

2002

On the number of criteria needed to decide Pareto optimality.

Matthias Ehrgott, Stefan Nickel

Math. Methods Oper. Res., 2002

2000

A survey and annotated bibliography of multiobjective combinatorial optimization.

Matthias Ehrgott, Xavier Gandibleux

OR Spectr., 2000

1999

Geometric Methods to Solve Max-Ordering Location Problems.

Matthias Ehrgott, Horst W. Hamacher, Stefan Nickel

Discret. Appl. Math., 1999