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

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

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

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 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

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

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

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

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

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

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

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

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

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

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