Professor Matthias Ehrgott

Head of Department, Professor

Solving multi-objective traffic assignment
Raith, A., Wang, J.Y.T., Ehrgott, M., Mitchell, S.A. 11/2014 In: Annals of Operations Research. 222, 1, p. 483-516. 34 p.
Journal article

Modelling route choice behaviour in a tolled road network with a time surplus maximisation bi-objective user equilibrium model
Wang, J.Y.T., Ehrgott, M. 11/2013 In: Transportation Research Part B: Methodological. 57, p. 342-360. 19 p.
Journal article

Quality assessment for VMAT prostate radiotherapy planning based on data envelopment analysis
Lin, K., Simpson, J., Sasso, G., Raith, A., Ehrgott, M. 21/08/2013 In: Physics in Medicine and Biology. 58, 16, p. 5753-5769. 17 p.
Journal article

A set packing inspired method for real-time junction train routing
Lusby, R.M., Larsen, J., Ehrgott, M., Ryan, D.M. 1/03/2013 In: Computers and Operations Research. 40, 3, p. 713-724. 12 p.
Journal article

A bi-objective cyclist route choice model
Ehrgott, M., Wang, J.Y., Raith, A., Van Houtte, C. 1/05/2012 In: Transportation Research Part A: Policy and Practice. 46, 4, p. 652-663. 12 p.
Journal article

A dual variant of Benson’s outer approximation algorithm for multiple objective linear programming
Ehrgott, M., Löhne, A., Shao, L. 04/2012 In: Journal of Global Optimization. 52, 4, p. 757-778 . 22 p.
Journal article

Vilfredo Pareto and multi-objective optimization
Ehrgott, M. 2012 In: Optimization stories. Bielefeld p. 447-453. 7 p. ISBN: 9783936609585.
Chapter

Railway track allocation: models and methods
Lusby, R.M., Larsen, J., Ehrgott, M., Ryan, D. 1/10/2011 In: OR Spectrum. 33, 4, p. 843-883. 41 p.
Journal article

An approximation algorithm for convex multi-objective programming problems
Ehrgott, M., Shao, L., Schöbel, A. 1/07/2011 In: Journal of Global Optimization. 50, 3, p. 397-416. 20 p.
Journal article

Routing Trains Through Railway Junctions: A New Set-Packing Approach
Lusby, R.M., Larsen, J., Ryan, D., Ehrgott, M. 1/05/2011 In: Transportation Science. 45, 2, p. 228-245. 18 p.
Journal article

Identification of mechanical properties of heterogeneous soft bodies using gravity loading
Babarenda Gamage, T.P., Rajagopal, V., Ehrgott, M., Nash, M.P., Nielsen, P.M.F. 1/03/2011 In: International Journal for Numerical Methods in Biomedical Engineering. 27, 3, p. 391-407. 17 p.
Journal article

A comparison of stochastic programming and bi-objective optimisation approaches to robust airline crew scheduling
Tam, B., Ehrgott, M., Ryan, D., Zakeri, G. 1/01/2011 In: OR Spectrum. 33, 1, p. 49-75. 27 p.
Journal article

On vector equilibria, vector optimisation and vector variational inequalities
Raith, A., Ehrgott, M. 01/2011 In: Journal of Multi-Criteria Decision Analysis. 18, 1-2, p. 39-54. 16 p.
Journal article

The two-phase method for multiobjective combinatorial optimization problems
Przybylski, A., Gandibleux, X., Ehrgott, M. 2011 In: Progress in combinatorial optimization. London : ISTE Wiley p. 559-596. 38 p. ISBN: 9781848212060.
Chapter

An exact method for the double TSP with multiple stacks
Lusby, R.M., Larsen, J., Ehrgott, M., Ryan, D. 1/09/2010 In: International Transactions in Operational Research. 17, 5, p. 637-652. 16 p.
Journal article

A two phase method for multi-objective integer programming and its application to the assignment problem with three objectives
Przybylski, A., Gandibleux, X., Ehrgott, M. 1/08/2010 In: Discrete Optimization. 7, 3, p. 149-165. 17 p.
Journal article

A Recursive Algorithm for Finding All Nondominated Extreme Points in the Outcome Set of a Multiobjective Integer Programme
Przybylski, A., Gandibleux, X., Ehrgott, M. 1/07/2010 In: INFORMS Journal on Computing. 22, 3, p. 371-386. 16 p.
Journal article

An iterative approach to robust and integrated aircraft routing and crew scheduling
Weide, O., Ryan, D., Ehrgott, M. 05/2010 In: Computers and Operations Research. 37, 5, p. 833-844. 12 p.
Journal article

Mathematical optimization in intensity modulated radiation therapy
Ehrgott, M., Güler, Ç., Hamacher, H.W., Shao, L. 1/03/2010 In: Annals of Operations Research. 175, 1, p. 309-365. 57 p.
Journal article

Multiple Criteria Decision Making for Sustainable Energy and Transportation Systems: Proceedings of the 19th International Conference on Multiple Criteria Decision Making, Auckland, New Zealand, 7th - 12th January 2008
Ehrgott, M., Naujoks, B., Stewart, T.J., Wallenius, J. 2010
Proceedings

Single-search-based heuristics for multiobjective optimization
Ehrgott, M. 2010 In: Wiley encyclopedia of operations research and management science. John Wiley & Sons
Entry for encyclopedia/dictionary

Trends in multiple criteria decision analysis
Ehrgott, M., Figueira, J.R., Greco, S. 2010 New York : Springer. 412 p. ISBN: 978-1-4419-5903-4.
Book

A primal–dual simplex algorithm for bi-objective network flow problems
Eusébio, A., Figueira, J.R., Ehrgott, M. 1/10/2009 In: 4OR: A Quarterly Journal of Operations Research. 7, 3, p. 255-273. 19 p.
Journal article

Column generation with free replicability in DEA
Ehrgott, M., Tind, J. 1/10/2009 In: Omega: The International Journal of Management Science. 37, 5, p. 943-950. 8 p.
Journal article

A two-phase algorithm for the biobjective integer minimum cost flow problem
Raith, A., Ehrgott, M. 1/06/2009 In: Computers and Operations Research. 36, 6, p. 1945-1954. 10 p.
Journal article

Time-adaptive and history-adaptive multicriterion routing in stochastic, time-dependent networks
Pretolani, D., Nielsen, L.R., Andersen, K.A., Ehrgott, M. 1/05/2009 In: Operations Research Letters. 37, 3, p. 201-205. 5 p.
Journal article

A comparison of solution strategies for biobjective shortest path problems
Raith, A., Ehrgott, M. 04/2009 In: Computers and Operations Research. 36, 4, p. 1299-1331. 33 p.
Journal article

Multiobjective Programming and Multiattribute Utility Functions in Portfolio Optimization
Ehrgott, M., Waters, C., Kasimbeyli, R., Ustun, O. 1/02/2009 In: Information Systems and Operational Research . 47, 1, p. 31-42. 12 p.
Journal article

Evolutionary Multi-Criterion Optimization: 5th International Conference, EMO 2009, Nantes, France, April 7-10, 2009. Proceedings
Ehrgott, M., Fonseca, C.M., Gandiblux, X., Hao, J., Sevaux, M. 2009
Proceedings

Multiobjective Programming and Goal Programming: Theoretical Results and Practical Applications
Barichard, V., Ehrgott, M., Gandibleux, X., T'Kindt, V. 2009 Berlin : Springer. 298 p. ISBN: 978-3-540-85645-0. Electronic ISBN: 978-3-540-85646-7.
Book

Approximating the nondominated set of an MOLP by approximately solving its dual problem
Shao, L., Ehrgott, M. 12/2008 In: Mathematical Methods of Operational Research. 68, 3, p. 469-492. 24 p.
Journal article

Approximately solving multiobjective linear programmes in objective space and an application in radiotherapy treatment planning
Shao, L., Ehrgott, M. 1/10/2008 In: Mathematical Methods of Operational Research. 68, 2, p. 257-276. 20 p.
Journal article

Improved ε-Constraint Method for Multiobjective Programming
Ehrgott, M., Ruzika, S. 1/09/2008 In: Journal of Optimization Theory and Applications. 138, 3, p. 375-396. 22 p.
Journal article

Mathematical optimization in intensity modulated radiation therapy
Ehrgott, M., Güler, Ç., Hamacher, H.W., Shao, L. 1/09/2008 In: 4OR: A Quarterly Journal of Operations Research. 6, 3, p. 199-262. 64 p.
Journal article

Multiple criteria decision making for engineering
Wiecek, M.M., Ehrgott, M., Fadel, G., Figueira, J.R. 06/2008 In: Omega: The International Journal of Management Science. 36, 3, 3 p.
Editorial

Interactive decision support in radiation therapy treatment planning
Ehrgott, M., Winz, I. 1/04/2008 In: OR Spectrum. 30, 2, p. 311-329. 19 p.
Journal article

Biomedical Informatics and OR
Ryoo, H., Ehrgott, M. 04/2008 In: OR Spectrum. 30, 2, 3 p.
Editorial

Beam selection in radiotherapy design
Ehrgott, M., Holder, A., Reese, J. 1/03/2008 In: Linear Algebra and its Applications. 428, 5-6, p. 1272-1312. 41 p.
Journal article

Decomposition of matrices and static multileaf collimators: a survey
Ehrgott, M., Hamacher, H.W., Nußbaum, M. 2008 In: Optimization in medicine. New York : Springer p. 22-46. 25 p. ISBN: 978-0-387-73298-5. Electronic ISBN: 978-0-387-73299-2.
Chapter

Hybrid Metaheuristics for Multi-objective combinatorial optimization
Ehrgott, M., Gandibleux, X. 2008 In: Hybrid Metaheuristics. Berlin : Springer p. 221-259. 39 p. ISBN: 978-3-540-78294-0. Electronic ISBN: 978-3-540-78295-7.
Chapter

Multiobjective optimization
Ehrgott, M. 2008 In: Ai Magazine. 29, 4, p. 47-57. 11 p.
Journal article

Operations Research in Biology, Medicine and Health Care
Holder, A., Ehrgott, M. 2008 In: Algorithmic Operations Research. 3, 2
Editorial

Real-World Applications of Multiobjective Optimization
Stewart, T., Bandte, O., Braun, H., Chakraborti, N., Ehrgott, M., Göbelt, M., Jin, Y., Nakayama, H., Poles, S., Di Stefano, D. 2008 In: Multiobjective Optimization. Berlin : Springer p. 285-327. 43 p. ISBN: 978-3-540-88907-6. Electronic ISBN: 978-3-540-88908-3.
Chapter

The Influence of Dose Grid Resolution on Beam Selection Strategies in Radiotherapy Treatment Design
Acosta, A., Ehrgott, M., Holder, A., Nevin, D., Reese, J., Salter, B. 2008 In: Optimization in medicine . New York : Springer p. 25-46. 22 p. ISBN: 978-0-387-73298-5. Electronic ISBN: 978-0-387-73299-2.
Chapter

Two-phase algorithms for the bi-objective assignment problem
Przybylski, A., Gandibleux, X., Ehrgott, M. 2008 In: European Journal of Operational Research. 185, 2, p. 509-533. 25 p.
Journal article