Fachbereich Mathematik

AG Optimierung

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Publikationen

2021

  • A. Schöbel, Y. Zhou-Kangas,
    The price of multiobjective robustness: Analyzing solution sets to uncertain multiobjective problems
    EJOR 291, pp. 782-793 (2021)

  • J. Brimberg, A. Maier, A. Schöbel,
    When closest ist not always the best: The distributed p-median problem
    JORS 72, pp. 200-216 (2021)

  • N. Fröhlich, S. Ruzika,
    On the hardness of covering-interdiction problems
    Theoretical Computer Science 871, pp. 1-15 (2021)

2020

  • F. Gensheimer, T. Dietz, K. Kraft, S. Ruzika, N. Wehn,
    A Reduced-Complexity Projection Algorithm for ADMM-based LP Decoding
    IEEE Transactions on Information Theory (2020)

  • L. E. Schäfer, T. Dietz, M. Barbati, J. Figueira, S. Greco, S. Ruzika,
    The binary knapsack problem with qualitative levels
    European Journal of Operational Research (2020)

  • C. Bazgan, A. Herzel, S. Ruzika, C. Thielen, D. Vanderpooten,
    An approximation algorithm for a general class of parametric optimization problems
    Journal of Combinatorial Optimization, pp. 1-31 (2020)

  • A. Herzel, C. Bazgan, S. Ruzika, C. Thielen, D. Vanderpooten,
    One-exact approximate Pareto sets
    Journal of Global Optimization, pp. 1-29 (2020)

  • B. Schulze, M. Stiglmayr, L. Paquete, C. M. Fonseca, D. Willems, S. Ruzika,
    On the rectangular knapsack problem: approximation of a specific quadratic knapsack problem
    Mathematical Methods of Operations Research, pp. 1-26 (2020)

  • S. Behrends, A. Schöbel,
    Generating Valid Inequalities for Nonlinear Programs via Sums of Squares
    Journal of Optimization Theory and Applications 186, pp. 911-935 (2020)

  • P. Halffmann, T. Dietz, A. Przybylski, S. Ruzika,
    An inner approximation method to compute the weight set decomposition of a triobjective mixed-integer problem
    Journal of Global Optimization (2020)

  • S. Jäger, A. Schöbel,
    The blockwise coordinate descent method for integer programs
    Mathematical Methods of Operations Research 91, pp. 357-381 (2020)

  • L. Russo, T. Dietz, J. Figueira, A. P. Francisco, S. Ruzika,
    Sparsifying parity-check matrices
    Applied Soft Computing 96, pp. 106601 (2020)

  • N. Fröhlich, A. Maier, H. W. Hamacher,
    Covering edges in networks
    Networks (2020)

  • S. O. Krumke, H. Le Minh,
    Robust absolute single machine makespan scheduling-location problem on trees
    Operations Research Letters 48, pp. 29-32 (2020)

  • S. O. Krumke, H. Le Minh, O. Bachtler,
    Robust single machine makespan scheduling with release date uncertainty
    Operations Research Letters 48, pp. 816 - 819 (2020)

  • M. Linden, J. Dehning, S B. Mohr, J. Mohring, M. Meyer-Hermann, I. Pigeot, A. Schöbel, V. Priesemann,
    The foreshadow of a second wave: Surpassing the contact tracing capacity risks the mitigation of COVID-19
    Deutsches Ärzteblatt 117, pp. 790-791 (2020)

  • J. Pätzold, A. Schöbel,
    Approximate Cutting Plane Approaches for Exact Solutions to Robust Optimization Problems
    European Journal of Operational Research 284, pp. 20-30 (2020)

  • P. Schiewe, A. Schöbel,
    Periodic timetabling with integrated routing: Towards applicable approaches
    Transportation Science, pp. 1714-1731 (2020)

  • H. Heer, L. Streib, R. B. Schäfer, S. Ruzika,
    Maximising the clustering coefficient of networks and the effects on habitat network robustness
    Plos one 15, pp. e0240940 (2020)

  • L. E. Schäfer, T. Dietz, N. Fröhlich, S. Ruzika, J. R. Figueira,
    Shortest paths with ordinal weights
    European Journal of Operational Research 280, pp. 1160-1170 (2020)

  • T. Ullmert, S. Ruzika, A. Schöbel,
    On the p-hub interdiction problem
    Computers & Operations Research 124, pp. 105056 (2020)

  • L. Streib, M. Kattwinkel, H. Heer, S. Ruzika, R. B. Schäfer,
    How does habitat connectivity influence the colonization success of a hemimetabolous aquatic insect? - A modeling approach
    Ecological Modelling 416, pp. 108909 (2020)

  • T. Dietz, K. Klamroth, K. Kraus, S. Ruzika, L. E. Schäfer, B. Schulze, M. Stiglmayr, M. M. Wiecek,
    Introducing multiobjective complex systems
    European Journal of Operational Research 280, pp. 581-596 (2020)

  • P. Schiewe,
    Integrated Optimization in Public Transport Planning
    Springer, 160 (2020)

  • A. Schöbel,
    Locating Dimensional Facilities in a Continuous Space
    Location Science, Springer, pp. 143-184 (2020)
  • I. Heinrich, T. Heller, E. Schmidt, M. Streicher,
    2.5-Connectivity: Unique Components, Critical Graphs, and Applications
    Graph-Theoretic Concepts in Computer Science, Springer (2020)

  • P. Schiewe, A. Schöbel, S. Ruzika,
    Kosten oder Reisezeit? Bikriterielle Optimierung der integrierten Fahr- und Umlaufplanung
    Preprint Heureka'21 (2020)

  • L. E. Schäfer, T. Dietz, M. V. Natale, S. Ruzika, S. O. Krumke, C. M. Fonseca,
    The Bicriterion Maximum Flow Network Interdiction Problem in s-t-Planar Graphs
    Operations Research Proceedings 2019, pp. 133-139 (2020)

  • A. Schöbel, R. Urban,
    Cheapest Paths in Public Transport: Properties and Algorithms
    20th Symposium on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2020), OpenAccess Series in Informatics (OASIcs) (85), pp. 13:1-13:16 (2020)

  • P. Bouman, A. Schiewe, P. Schiewe,
    A New Sequential Approach to Periodic Vehicle Scheduling and Timetabling
    20th Symposium on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2020), OpenAccess Series in Informatics (OASIcs) (85), pp. 6:1-6:16 (2020)

2019

  • M. Botte, A. Schöbel,
    Dominance for Multi-Objective Robust Optimization Concepts
    European Journal of Operational Research 273, pp. 430-440 (2019)

  • M. Schmidt, A. Schöbel, L. Thom,
    Min-ordering and max-ordering scalarization methods for multi-objective robust optimization
    European Journal of Operational Research 275, pp. 446-459 (2019)

  • M. Bracke, C. Gomez-Tutor, J. Kuhn, S. Ruzika,
    Unified Education: Medienbildung entlang der Lehrerbildungskette-Maßnahmen im Rahmen der Qualitätsoffensive Lehrerbildung der TU Kaiserslautern
    Mitteilungen der Gesellschaft für Didaktik der Mathematik 45, pp. 33-38 (2019)

  • I. Heinrich, M. Streicher,
    Cycle Decompositions and Constructive Characterizations
    Electronic Journal of Graph Theory and Applications 7, pp. 411-428 (2019)

  • H. Heer, L. Streib, M. Kattwinkel, R. B. Schäfer, S. Ruzika,
    Optimisation Model of Dispersal Simulations on a Dendritic Habitat Network
    Scientific Reports 9, pp. 1-11 (2019)

  • A. Maier, T. Ullmert, H. W. Hamacher,
    Planar multifacility location problems with tree structure and finite dominating sets
    Discrete Optimization 33, pp. 19-42 (2019)

  • A. Schiewe, P. Schiewe, M. Schmidt,
    The line planning routing game
    European Journal of Operational Research 274, pp. 560-573 (2019)
  • K. Küfer, S. Ruzika, P. Halffmann,
    Multikriterielle Optimierung und Entscheidungsunterstützung: Tagungsband GOR Entscheidungstheorie und-praxis 2018
    Springer-Verlag, (2019)

  • A. Schöbel,
    Integer Location problems
    Contributions to Location Analysis, pp. 125-145 (2019)

  • N. Fröhlich,
    Shortest Coverage Sequences for Covering Moving Targets in Networks
    Multikriterielle Optimierung und Entscheidungsunterstützung, Springer Fachmedien Wiesbaden, pp. 31-43 (2019)

  • L. E. Schäfer, S. Ruzika,
    On Variants of the Single-criterion and Multiobjective Near-Shortest Paths Problem
    Multikriterielle Optimierung und Entscheidungsunterstützung, Springer Fachmedien Wiesbaden, pp. 17-30 (2019)

  • T. Ullmert, N. Fröhlich,
    A Heuristic Approach for the Drone Placement Problem
    Multikriterielle Optimierung und Entscheidungsunterstützung, Springer Fachmedien Wiesbaden, pp. 45-59 (2019)

  • C. Bazgan, A. Herzel, S. Ruzika, C. Thielen, D. Vanderpooten,
    An FPTAS for a General Class of Parametric Optimization Problems
    International Computing and Combinatorics Conference, pp. 25-37 (2019)

  • S. Ruzika, L. Schneider,
    On the role of multicriteria decision support in mathematical modelling
    Eleventh Congress of the European Society for Research in Mathematics Education 24 (2019)

  • A. Schöbel, J. Pätzold, J P. Müller,
    The Trickle-In Effect: Modeling Passenger Behavior in Delay Management
    19th Symposium on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2019), OpenAccess Series in Informatics (OASIcs) (75), pp. 6:1-6:15 (2019)

2018

  • I. Heinrich, P. Tittmann,
    Neighborhood and Domination Polynomials of Graphs
    Graphs and Combinatorics (2018)

  • D. Baatar, M. Ehrgott, H. W. Hamacher, I. M. Raschendorfer,
    Minimizing the number of apertures in multileaf collimator sequencing with field splitting
    Discrete Applied Mathematics (2018)

  • S. Krumke, C. Thielen, P. Weinschenk, S. Westphal,
    Full Implementation of Social Choice Functions in Dominant Strategies
    International Journal of Game Theory, pp. 1-26 (2018)

  • C. Thielen,
    Duty Rostering for Physicians at a Department of Orthopedics and Trauma Surgery
    Operations Research for Health Care 19, pp. 80-91 (2018)

  • T. Drezner, Z. Drezner, A. Schöbel,
    The Weber obnoxious facility location model: A Big Arc Small Arc approach
    Computers and Operations Research 98, pp. 240-250 (2018)

  • N. Halman, M. Holzhauser, S. O. Krumke,
    An FPTAS for the knapsack problem with parametric weights
    Operations Research Letters 46, pp. 487-491 (2018)

  • A. Herzel, M. Hopf, C. Thielen,
    Multistage Interval Scheduling Games
    Journal of Scheduling (online first), pp. 1-19 (2018)

  • M. Holzhauser, S. O. Krumke,
    A Generalized Approximation Framework for Fractional Network Flow and Packing Problems
    Mathematical Methods of Operations Research 87, pp. 19-50 (2018)

  • C. Krüger, F. Castellani, J. Geldermann, A. Schöbel,
    Peat and Pots: An application of robust multiobjective optimization to a mixing problem in agriculture
    Computers and Electronics in Agriculture 154, pp. 265-275 (2018)

  • S. O. Krumke, E. Schmidt, M. Streicher,
    Robust Multicovers with Budgeted Uncertainty
    European Journal of Operations Research (2018)

  • A. Chassein, M. Goerigk, A. Kasperski, P. Zieliński,
    On recoverable and two-stage robust selection problems with budgeted uncertainty
    European Journal of Operational Research 265, pp. 423-436 (2018)

  • A. Chassein, M. Goerigk,
    On scenario aggregation to approximate robust combinatorial optimization problems
    Optimization Letters 12, pp. 1523-1533 (2018)

  • A. Chassein, M. Goerigk,
    Variable-sized uncertainty and inverse problems in robust optimization
    European Journal of Operational Research 264, pp. 17-28 (2018)

  • M. Gentner, I. Heinrich, S. Jäger, D. Rautenbach,
    Large values of the clustering coefficient
    Discrete Mathematics 341, pp. 119-125 (2018)

  • M. Goerigk, H. W. Hamacher, A. Kinscherff,
    Ranking robustness and its application to evacuation planning
    European Journal of Operational Research 264, pp. 837-846 (2018)

  • A. Raith, M. Schmidt, A. Schöbel, L. Thom,
    Multi-objective minmax robust combinatorial optimization with cardinality-constrained uncertainty
    European Journal of Operational Research 267, pp. 628-642 (2018)

  • A. Raith, M. Schmidt, A. Schöbel, L. Thom,
    Extensions of Labeling Algorithms for Multi-objective Uncertain Shortest Path Problems
    Networks 72, pp. 84-127 (2018)

  • S. Behrends, R. Hübner, A. Schöbel,
    Norm Bounds and Underestimators for Unconstrained Polynomial Integer Minimization
    Mathematical Methods of Operations Research 87, pp. 73-107 (2018)

  • M. Goerigk, H. W. Hamacher, S. Schmitt,
    Decision Support Systems for Urban Evacuation Logistics in Practice
    The Palgrave Handbook of Humanitarian Logistics and Supply Chain Management, Springer, pp. 523-546 (2018)

  • S. Ruzika, V. Klöckner, S. Gecks,
    Wie man einen Testsieger kürt
    Digitale Werkzeuge, Simulationen und mathematisches Modellieren, Springer, pp. 229-252 (2018)

  • D. Willems, O. Zehner, S. Ruzika,
    On a Technique for Finding Running Tracks of Specific Length in a Road Network
    Operations Research Proceedings 2017, Springer, pp. 333-338 (2018)

  • T. Dollevoet, D. Huisman, M. Schmidt, A. Schöbel,
    Delay propagation and delay management in transportation networks
    Handbook of Optimization in the Railway Industry, Springer (2018)

  • S. Albert, P. Kraus, J P. Müller, A. Schöbel,
    Passenger-induced delay propagation: Agent-based simulation of passengers in rail networks
    Simulation Science 889, Springer, pp. 3-23 (2018)

  • M. Friedrich, M. Hartl, A. Schiewe, A. Schöbel,
    System Headways in Line Planning
    Proceedings of CASPT 2018 (2018)

  • M E. Lübbecke, C. Puchert, P. Schiewe, A. Schöbel,
    Integrating line planning, timetabling and vehicle scheduling - Integer programming formulation and analysis
    Proceedings of CASPT 2018 (2018)

  • F. Gensheimer, T. Dietz, S. Ruzika, K. Kraft, N. Wehn,
    A Low-Complexity Projection Algorithm for ADMM-Based LP Decoding
    2018 IEEE 10th International Symposium on Turbo Codes & Iterative Information Processing (ISTC), pp. 1-5 (2018)

  • F. D. Schwahn, C. Thielen,
    The Complexity of Escaping Labyrinths and Enchanted Forests
    Proceedings of the 9th International Conference on Fun with Algorithms (FUN), LIPIcs (100), pp. 30:1-13 (2018)

  • H. Corsten, M. Hopf, B. Kasper, C. Thielen,
    Regionalized Assortment Planning for Multiple Chain Stores
    Operations Research Proceedings 2016 - Selected Papers of the Annual International Conference of the German Operations Research Society (GOR), pp. 451-457 (2018)

  • M. Friedrich, M . Müller-Hannemann, R. Rückert, A. Schiewe, A. Schöbel,
    Robustness as a Third Dimension for Evaluating Public Transport Plans
    18th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2018), OpenAccess Series in Informatics (OASIcs) (65), pp. 4:1-4:17 (2018)

  • F. Gensheimer, T. Dietz, S. Ruzika, K. Kraft, N. Wehn,
    Improved Maximum-Likelihood Decoding Using Sparse Parity-Check Matrices
    2018 25th International Conference on Telecommunications (ICT), pp. 236-240 (2018)

  • J. Pätzold, A. Schiewe, A. Schöbel,
    Cost-Minimal Public Transport Planning
    18th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2018), OpenAccess Series in Informatics (OASIcs) (65), pp. 8:1-8:22 (2018)

2017

  • M. Bender, C. Thielen, S. Westphal,
    Online Interval Scheduling with a Bounded Number of Failures
    Journal of Scheduling 20, pp. 443-457 (2017)

  • M. Holzhauser, S. O. Krumke, C. Thielen,
    On the Complexity and Approximability of Budget-Constrained Minimum Cost Flows
    Information Processing Letters 126, pp. 24-29 (2017)

  • M. Holzhauser, S. O. Krumke,
    An FPTAS for the parametric knapsack problem
    Information Processing Letter 126, pp. 43-47 (2017)

  • H. Corsten, M. Hopf, B. Kasper, C. Thielen,
    Assortment Planning for Multiple Chain Stores
    OR Spectrum (online first), pp. 1-38 (2017)

  • A. Giudici, P. Halffmann, S. Ruzika, C. Thielen,
    Approximation Schemes For the Parametric Knapsack Problem
    Information Processing Letters 120, pp. 11-15 (2017)

  • P. Halffmann, S. Ruzika, C. Thielen, D. Willems,
    A General Approximation Method for Bicriteria Minimization Problems
    Theoretical Computer Science 695, pp. 1-15 (2017)

  • M. Holzhauser, S. O. Krumke, C. Thielen,
    A Network Simplex Method for the Budget-Constrained Minimum Cost Flow Problem
    European Journal of Operational Research 259, pp. 864-872 (2017)

  • M. Holzhauser, S. O. Krumke, C. Thielen,
    Maximum Flows in Generalized Processing Networks
    Journal of Combinatorial Optimization 33, pp. 1226-1256 (2017)

  • M. Hopf, C. Thielen, O. Wendt,
    Competitive Algorithms for Multistage Online Scheduling
    European Journal of Operational Research 260, pp. 468-481 (2017)

  • E. Carrizosa, M. Goerigk, A. Schöbel,
    A biobjective approach to recovery robustness based on location planning
    European Journal of Operational Research 261, pp. 421-435 (2017)

  • A. Chassein, M. Goerigk,
    Minmax regret combinatorial optimization problems with ellipsoidal uncertainty sets
    European Journal of Operational Research 258, pp. 58-69 (2017)

  • M. Goerigk, M. Schmidt,
    Line planning with user-optimal route choice
    European Journal of Operational Research 259, pp. 424-436 (2017)

  • K. Klamroth, E. Köbis, A. Schöbel, C. Tammer,
    A unified approach to uncertain optimization
    European Journal of Operational Research 260, pp. 403-420 (2017)

  • K. Klamroth, S. Mostaghim, B. Naujoks, S. Poles, R. Purshouse, G. Rudolph, S. Ruzika, S. Sayin, M. M. Wiecek, X. Yao,
    Multiobjective optimization for interwoven systems
    Journal of Multi-Criteria Decision Analysis 24, pp. 71-81 (2017)

  • T. Kuhn, S. Ruzika,
    A coverage-based Box-Algorithm to compute a representation for optimization problems with three objective functions
    Journal of Global Optimization 67, pp. 581-600 (2017)

  • J. Manitz, J. Harbering, M. Schmidt, T. Kneib, A. Schöbel,
    Source Estimation for Propagation Processes on Complex Networks with an Application to Delays in Public Transportation Systems
    Journal of the Royal Statistical Society: Series C 66, pp. 521-536 (2017)

  • M C. López-de-los-Mozos, J A. Mesa, A. Schöbel,
    A general approach for the location of transfer points on a network with a trip covering criterion and mixed distances
    European Journal of Operational Research 260, pp. 108-121 (2017)

  • G. Eichfelder, C. Krüger, A. Schöbel,
    Decision uncertainty in multiobjective optimization
    Journal of Global Optimization 69, pp. 485-510 (2017)

  • A. Schöbel,
    An Eigenmodel for Iterative Line Planning, Timetabling and Vehicle Scheduling in Public Transportation
    Transportation Research C 74, pp. 348-365 (2017)

  • C. Torchiani, J. Ohst, D. Willems, S. Ruzika,
    Shortest Paths with Shortest Detours
    Journal of Optimization Theory and Applications 174, pp. 858-874 (2017)

  • M. Schmidt, L. Kroon, A. Schöbel, P. Bouman,
    The Traveler's Route Choice Problem under Uncertainty: Dominance Relations between Strategies
    Operations Research 65, pp. 184-199 (2017)

  • P. Gattermann, J. Harbering, A. Schöbel,
    Line Pool Generation
    Public Transport 9, pp. 7-32 (2017)

  • J. Figueira, C. M. Fonseca, P. Halffmann, K. Klamroth, L. Paquete, S. Ruzika, B. Schulze, M. Stiglmayr, D. Willems,
    Easy to say they are Hard, but Hard to see they are Easy - Towards a Categorization of Tractable Multiobjective Combinatorial Optimization Problems
    Journal of Multi-Criteria Decision Analysis 24, pp. 82-98 (2017)

  • S. Ruzika, H. Siller, M. Bracke,
    Evakuierungsszenarien in Modellierungswochen - ein interessantes und spannendes Thema für den Mathematikunterricht
    Neue Materialien für einen realitätsbezogenen Mathematikunterricht 3, Springer, pp. 181-190 (2017)

  • M. Friedrich, M. Hartl, A. Schiewe, A. Schöbel,
    Angebotsplanung im öffentlichen Verkehr - planerische und algorithmische Lösungen
    Heureka'17 (2017)

  • M. Friedrich, M. Hartl, A. Schiewe, A. Schöbel,
    Integrating Passengers' Assignment in Cost-Optimal Line Planning
    17th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2017), OpenAccess Series in Informatics (OASIcs) (59), pp. 1-16 (2017)

  • M. Friedrich, M. Müller-Hannemann, R. Rückert, A. Schiewe, A. Schöbel,
    Robustness Tests for Public Transport Planning
    17th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2017), OpenAccess Series in Informatics (OASIcs) (59), pp. 1-16 (2017)

  • J. Pätzold, A. Schiewe, P. Schiewe, A. Schöbel,
    Look-Ahead Approaches for Integrated Planning in Public Transportation
    17th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2017), OpenAccess Series in Informatics (OASIcs) (59), pp. 1-16 (2017)

2016

  • D. H. Biedermann, C. Torchiani, P. M. Kielar, D. Willems, O. Handel, S. Ruzika, A. Borrmann,
    A hybrid and multiscale approach to model and simulate mobility in the context of public events
    Transportation Research Procedia 19, pp. 350-363 (2016)

  • A. Chassein, S. O. Krumke, C. Thielen,
    Capacitated Network Design Games with Weighted Players
    Networks 68, pp. 141-158 (2016)

  • A. Chassein, M. Goerigk,
    A bicriteria approach to robust optimization
    Computers & Operations Research 66, pp. 181-189 (2016)

  • M. Holzhauser, S. O. Krumke, C. Thielen,
    Budget-Constrained Minimum Cost Flows
    Journal of Combinatorial Optimization 31, pp. 1720-1745 (2016)

  • C. Thielen, M. Tiedemann, S. Westphal,
    The Online Knapsack Problem with Incremental Capacity
    Mathematical Methods of Operations Research 83, pp. 207-242 (2016)

  • E. Carrizosa, J. Harbering, A. Schöbel,
    Minimizing the passengers' traveling time in the stop location problem
    Journal of the Operational Research Society 67, pp. 1325-1337 (2016)

  • A. Chassein, M. Goerigk,
    On the recoverable robust traveling salesman problem
    Optimization Letters 10, pp. 1479-1492 (2016)

  • M. Goerigk, S. Knust, X. Le,
    Robust storage loading problems with stacking and payload constraints
    European Journal of Operational Research 253, pp. 51-67 (2016)

  • M. Goerigk, S. Westphal,
    A combined local search and integer programming approach to the traveling tournament problem
    Annals of Operations Research 239, pp. 343-354 (2016)

  • M. Goerigk, I. Ndiaye,
    Robust flows with losses and improvability in evacuation planning
    EURO Journal on Computational Optimization 4, pp. 241-270 (2016)

  • S. Göttlich, S. Kühn, J. Ohst, S. Ruzika,
    Evacuation modeling: a case study on linear and nonlinear network flow models
    EURO journal on computational optimization 4, pp. 219-239 (2016)

  • J. Ide, A. Schöbel,
    Robustness for uncertain multi-objective optimization: A survey and analysis of different concepts
    OR Spectrum 38, pp. 235-271 (2016)

  • T. Kuhn, C. M. Fonseca, L. Paquete, S. Ruzika, M. M. Duarte, J. Figueira,
    Hypervolume subset selection in two dimensions: Formulations and algorithms
    Evolutionary Computation 24, pp. 411-425 (2016)

  • P. Heßler, H. W. Hamacher,
    Sink location to find optimal shelters in evacuation planning
    EURO Journal on Computational Optimization 4, pp. 325-347 (2016)

  • K. Kuhn, A. Raith, M. Schmidt, A. Schöbel,
    Bi-objective robust optimisation
    European Journal of Operational Research 252, pp. 418-431 (2016)

  • U. Pyakurel, M. Goerigk, T. Dhamala, H. W. Hamacher,
    Transit dependent evacuation planning for Kathmandu Valley: a case study
    International Journal of Operational Research/Nepal 5, pp. 49-73 (2016)

  • M. Goerigk, H. W. Hamacher,
    SI: disaster risk management
    EURO Journal on Computational Optimization 4, pp. 215-217 (2016)

  • J. Geldermann, L. Kolbe, A. Schöbel, M. Schumann,
    Ressourceneffizienz in Unternehmensnetzwerken – Methoden zur betrieblichen und überbetrieblichen Planung für die Nutzung erneuerbarer Rohstoffe
    Nachhaltiges Entscheiden, Springer (2016)

  • M. Goerigk, A. Schöbel,
    Algorithm Engineering in Robust Optimization
    Algorithm Engineering: Selected Results and Surveys 9220, pp. 245-279 (2016)

  • P. Gattermann, A. Schiewe, A. Schöbel,
    An Iterative Approach for Integrated Planning in Public Transportation
    9th Triennial Symposium on Transportation Analysis (2016)

  • K. Kölker, C. Mannweiler, C. Thielen, K. Lütjens,
    Time Relaxed Itinerary-Based Route Development for Airline Networks
    Proceedings of the 9th Triennial Symposium on Transportation Analysis (TRISTAN), pp. 1-4 (2016)

  • M. Jung, D. M. Mathew, C. Weis, W. Norbert, I. Heinrich, M. V. Natale, S. O. Krumke,
    ConGen: An Application Specific DRAM Memory Controller Generator
    Proceedings of the Second International Symposium on Memory Systems, pp. 257-267 (2016)

  • A. Raith, C. Thielen, J. Tidswell,
    Modelling and Optimising Fuel Consumption in Traffic Assignment Problems
    Proceedings of the 38th Australasian Transport Research Forum (ATRF), pp. 1-13 (2016)

  • A. Schiewe, A. Schöbel,
    A Matching Approach for Line Planning
    9th Triennial Symposium on Transportation Analysis (2016)

  • F. Gensheimer, S. Ruzika, S. Scholl, N. Wehn,
    ADMM versus simplex algorithm for LP decoding
    9th International Symposium on Turbo Codes and Iterative Information Processing (ISTC), 2016, pp. 211-215 (2016)

  • D. H. Biedermann, C. Torchiani, P. M. Kielar, D. Willems, O. Handel, S. Ruzika, A. Borrmann,
    A hybrid and multiscale approach to model and simulate mobility in the context of public events
    Transportation Research Procedia (19), pp. 350-363 (2016)

  • P. Gattermann, P. Großmann, K. Nachtigall, A. Schöbel,
    Integrating Passengers' Routes in Periodic Timetabling: A SAT approach
    16th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2016), OpenAccess Series in Informatics (OASIcs) (54), pp. 1-15 (2016)

  • J. Pätzold, A. Schöbel,
    A Matching Approach for Periodic Timetabling
    16th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2016), OpenAccess Series in Informatics (OASIcs) (54), pp. 1-15 (2016)

2015

  • C. Torchiani, M. J. Seitz, D. Willems, S. Ruzika, G. Köster,
    Fahrgastwechselzeiten von Shuttlebussen
    H. TUM-I1517. TU München: Universität Koblenz-Landau 2015 (2015)

  • S. Büttner, S. O. Krumke,
    The Canadian Tour Operator Problem on Paths - Tight Bounds and Resource Augmentation
    Journal of Combinatorial Optimization (2015)

  • S. Büttner, S. O. Krumke,
    Robust Optimization for Routing Problems on Trees
    TOP: An Official Journal of the Spanish Society of Statistics and Operations Research (2015)

  • M. Holzhauser, S. O. Krumke, C. Thielen,
    Convex Generalized Flows
    Discrete Applied Mathematics 190-191, pp. 86-99 (2015)

  • M. Bender, C. Thielen, S. Westphal,
    Packing Items Into Several Bins Facilitates Approximating the Separable Assignment Problem
    Information Processing Letters 115, pp. 570-575 (2015)

  • T. Dhamala,
    A survey on models and algorithms for discrete evacuation planning network problems
    Journal of Industrial & Management Optimization 11, pp. 265-289 (2015)

  • M. Goerigk, K. Deghdak, V. T'Kindt,
    A two-stage robustness approach to evacuation planning with buses
    Transportation Research Part B: Methodological 78, pp. 66-82 (2015)

  • M. Goerigk, M. Gupta, J. Ide, A. Schöbel, S. Sen,
    The robust knapsack problem with queries
    Computers & Operations Research 55, pp. 12-22 (2015)

  • L. Turner, D P. Gross, H. W. Hamacher, S. O. Krumke,
    Static and dynamic source locations in undirected networks
    TOP: An Official Journal of the Spanish Society of Statistics and Operations Research 23 (2015)

  • L. Turner, M. Ehrgott, H. W. Hamacher,
    On the generality of the greedy algorithm for solving matroid base problems
    Discrete Applied Mathematics 195, pp. 114-128 (2015)

  • T. L. Werth, S. Büttner, S. O. Krumke,
    Robust Bottleneck Routing Games
    Networks 66, pp. 57-66 (2015)

  • M. Schmidt, A. Schöbel,
    Timetabling with Passenger Routing
    OR Spectrum 37, pp. 75-97 (2015)

  • C. Buchheim, R. Hübner, A. Schöbel,
    Ellipsoid bounds for convex quadratic integer programming
    SIAM journal on optimization 25, pp. 741-769 (2015)

  • A. B. Chassein, M. Goerigk,
    A new bound for the midpoint solution in minmax regret optimization with an application to the robust shortest path problem
    European Journal of Operational Research 244, pp. 739-747 (2015)

  • A. Chassein, M. Goerigk,
    Alternative formulations for the ordered weighted averaging objective
    Information Processing Letters 115, pp. 604-608 (2015)

  • H. Flier, M. Mihalak, P. Widmayer, A. Zych, Y. Kobayashi, A. Schöbel,
    Selecting vertex disjoint paths in plane graphs
    Networks 66, pp. 136-144 (2015)

  • M. Goerigk, M. Gupta, J. Ide, A. Schöbel, S. Sen,
    The Robust Knapsack Problem with Queries
    Computers and Operations Research 55, pp. 12-22 (2015)

  • M. Goerigk,
    Exact and heuristic approaches to the robust periodic event scheduling problem
    Public Transport 7, pp. 101-119 (2015)

  • K. T. Nguyen, A. Chassein,
    Inverse eccentric vertex problem on networks
    Central European Journal of Operations Research 23, pp. 687-698 (2015)

  • K. Nguyen, A. Chassein,
    The inverse convex ordered 1-median problem on trees under Chebyshev norm and Hamming distance
    European Journal of Operational Research 247, pp. 774-781 (2015)

  • S. Ruzika, C. Torchiani,
    Comments on: Static and dynamic source locations in undirected networks
    TOP 23, pp. 655-659 (2015)

  • M. Schmidt, A. Schöbel,
    The complexity of integrating routing decisions in public transportation models
    Networks 65, pp. 228-243 (2015)

  • M. Goerigk, H. W. Hamacher,
    Optimisation models to enhance resilience in evacuation planning
    Civil Engineering and Environmental Systems 32, pp. 90-99 (2015)

  • L. Turner, D. Groß, H. W. Hamacher, S. O. Krumke,
    Rejoinder on: Static and dynamic source locations in undirected networks
    TOP 23, pp. 665-668 (2015)

  • J. Brimberg, H. Juel, M -C. Körner, A. Schöbel,
    On Models for Continuous Facility Location with Partial Coverage
    Journal of the Operational Research Society 66, pp. 33-43 (2015)

  • T. Dollevoet, D. Huisman, L. Kroon, M. Schmidt, A. Schöbel,
    Delay Management including capacities of stations
    Transportation Science 49, pp. 185-203 (2015)

  • J. Brimberg, R. Schieweck, A. Schöbel,
    Locating a median line with partial coverage distance
    Journal of Global Optimization 62, pp. 371-389 (2015)

  • P. Halffmann, S. O. Krumke, A. Quilliot, A. K. Wagler, J. Wegener,
    On the Online Min-Wait Relocation Problem
    Electronic Notes in Discrete Mathematics 50, pp. 281 - 286 (2015)

  • A. Schöbel,
    Location of Dimensional Facilities in a Continuous Space
    Location Science, Springer, pp. 63-103 (2015)

  • I. Hamling, M. O'Sullivan, C. Thielen, C. Walker,
    Improving Resource Efficiency in Internet Cafés by Virtualization and Optimal User Allocation
    Proceedings of the 8th IEEE/ACM International Conference on Utility and Cloud Computing (UCC), pp. 1-9 (2015)

  • A. Schöbel,
    Integration of line planning and timetabling
    CASPT 2015 (2015)

  • A. Groß, H. W. Hamacher, A. Maier,
    Library of Location and Layout Algorithms (LoLoLA) and Urban Event Planning
    EUROPEAN WORKING GROUP ON LOCATION ANALYSIS MEETING 2015, pp. 59 (2015)

  • P. Heßler, H. W. Hamacher,
    Extended Sink Location Problems
    EUROPEAN WORKING GROUP ON LOCATION ANALYSIS MEETING 2015, pp. 63 (2015)

  • P. Halffmann, S. O. Krumke, A. Quilliot, A. Wagler, J. Wegener,
    On the Online Min-Wait Relocation Problem
    Proceedings of the VIII Latin-American Algorithms, Graphs, and Optimization Symposium, Electronic Notes in Discrete Mathematics (2015)

  • P. Halffmann, S. O. Krumke, A. Quilliot, A. K. Wagler, J. Wegener,
    On the online max-accept relocation problem
    Procedings of 6th International Workshop on Freight Transportation and Logistics (ODYSSEUS 2015) (2015)

  • W. Bock, M. Bracke, J. Kreckler,
    Taxonomy of modelling tasks
    CERME 9-Ninth Congress of the European Society for Research in Mathematics Education, pp. 821-826 (2015)

  • M. Bracke, P. Capraro, J. Kreckler, A. Roth,
    The Fraunhofer MINT-EC Math Talents Programme
    CERME 9-Ninth Congress of the European Society for Research in Mathematics Education, pp. 959-960 (2015)

  • M. Tiedemann, J. Ide, A. Schöbel,
    Competitive Analysis for Multi-Objective Online Algorithms
    Proceedings of the 9th International Workshop on Algorithms and Computation WALCOM 2015, pp. 210-221 (2015)

2014

  • M. Goerigk, A. Schöbel,
    Recovery-to-Optimality: A new two-stage approach to robustness with an application to aperiodic timetabling
    Computers and Operations Research 52, pp. 1-15 (2014)

  • M. Goerigk, K. Deghdak, P. Heßler,
    A comprehensive evacuation planning model and genetic solution algorithm
    Transportation research part E: logistics and transportation review 71, pp. 82-97 (2014)

  • M. Goerigk, A. Schöbel,
    Recovery-to-optimality: A new two-stage approach to robustness with an application to aperiodic timetabling
    Computers & Operations Research 52, pp. 1-15 (2014)

  • F. Bruns, M. Goerigk, S. Knust, A. Schöbel,
    Robust load planning of trains in intermodal transportation
    OR Spectrum 36, pp. 631-668 (2014)

  • U. Pyakurel, H. W. Hamacher, T. Dhamala,
    Generalized maximum dynamic contraflow on lossy network
    International Journal of Operations Research Nepal 3, pp. 27-44 (2014)

  • T. L. Werth, H. Sperber, S. O. Krumke,
    Computation of equilibria and the price of anarchy in bottleneck congestion games
    Central European Jurnal of Operations Research 22, pp. 687-712 (2014)

  • T. L. Werth, M. Holzhauser, S. O. Krumke,
    Atomic routing in a deterministic queuing model
    Operations Research Perspectives 1, pp. 18-41 (2014)

  • M. Goerigk, M. Knoth, M. Müller-Hannemann, M. Schmidt, A. Schöbel,
    The Price of Strict and Light Robustness in Timetable Information
    Transportation Science 48, pp. 225-242 (2014)

  • J. Brimberg, H. Juel, M -C. Körner, A. Schöbel,
    Locating an axis-parallel rectangle on a Manhattan plane
    TOP 22, pp. 185-207 (2014)

  • F. Bruns, M. Goerigk, S. Knust, A. Schöbel,
    Robust load planning of trains in intermodal transportation
    OR spectrum 36, pp. 631-668 (2014)

  • M. Ehrgott, J. Ide, A. Schöbel,
    Minmax Robustness for Multi-objective Optimization Problems
    European Journal of Operational Research 239, pp. 17-31 (2014)

  • M. Goerigk,
    A note on upper bounds to the robust knapsack problem with discrete scenarios
    Annals of Operations Research 223, pp. 461-469 (2014)

  • R. Hübner, A. Schöbel,
    When is rounding allowed in integer nonlinear optimization?
    European Journal of Operational Research 237, pp. 404-410 (2014)

  • A. Schöbel, D. Scholz,
    A solution algorithm for non-convex mixed integer optimization problems with only few continuous variables
    European Journal of Operational Research 232, pp. 266-275 (2014)

  • M. Schmidt, A. Schöbel,
    Location of speed-up networks
    Annals of Operations Research 223, pp. 379-401 (2014)

  • A. Schöbel,
    Generalized light robustness and the trade-off between robustness and nominal quality
    MMOR 80, pp. 161-191 (2014)

  • R. Bauer, A. Schöbel,
    Rules of Thumb - Practical online strategies for delay management
    Public Transport 6, pp. 85-105 (2014)

  • J. Ide, E. Köbis, D. Kuroiwa, A. Schöbel, C. Tammer,
    The relationship between multi-objective robustness concepts and set valued optimization
    Fixed Point Theory and Applications 2014 (2014)

  • M -C. Körner, J A. Mesa, F. Perea, A. Schöbel, D. Scholz,
    A Maximum Trip Covering Location Problem with an Alternative Mode of Transportation on Tree Networks and Segments
    TOP 22, pp. 227-253 (2014)

  • M. Goerigk,
    ROPI-a robust optimization programming interface for C++
    Optimization Methods and Software 29, pp. 1261-1280 (2014)

  • M. Goerigk, B. Grün,
    A robust bus evacuation model with delayed scenario information
    OR spectrum 36, pp. 923-948 (2014)
  • S. Göttlich, S. Kühn, J. Ohst, S. Ruzika,
    Influence of Spreading Hazardous Material in Macroscopic Evacuation Dynamics: A Proof of Concept
    Pedestrian and Evacuation Dynamics 2012, Springer, pp. 275-282 (2014)

  • H. W. Hamacher, B. Grün,
    Von Straßenkarten bis zur Evakuierung von Städten!
    Zukunftsperspektiven des Operations Research, Springer, pp. 203-226 (2014)
  • T. G. Schmitt, S. Worreschk, I. Alves, F. Herold, C. Thielen,
    An Optimization and Decision Support Tool for Long-Term Strategies in the Transformation of Urban Water Infrastructure
    Proceedings of the 11th International Conference on Hydroinformatics (HIC), pp. 1-8 (2014)

  • S. Worreschk, I. Alves, T. G. Schmitt, C. Thielen,
    Optimization of Transformation Processes of Drainage Systems in Rural Areas
    Proceedings of the 13th International Conference on Urban Drainage (ICUD), pp. 1-8 (2014)

  • M. Goerigk, Y. Sabharwal, A. Schöbel, S. Sen,
    Approximation Algorithms for the Weight-Reducible Knapsack Problem
    Proceedings of TAMC (2014)

  • F. Gensheimer, S. Ruzika, S. Scholl, N. Wehn,
    A simplex algorithm for LP decoding hardware
    Personal, Indoor, and Mobile Radio Communication (PIMRC), 2014 IEEE 25th Annual International Symposium on, pp. 790-794 (2014)

  • M. Helmling, E. Rosnes, S. Ruzika, S. Scholl,
    Efficient maximum-likelihood decoding of linear block codes on binary memoryless channels
    Information Theory (ISIT), 2014 IEEE International Symposium on, pp. 2589-2593 (2014)

  • S. O. Krumke, F. D. Schwahn, C. Thielen,
    Being Negative Makes Life NP-hard (for Product Sellers)
    Proceedings of the 7th International Conference on Fun with Algorithms (FUN), LNCS (8496), pp. 277-288 (2014)

  • M. Goerigk, R. Hoshino, K. Kawarabayashi, S. Westphal,
    Solving the Traveling Tournament Problem by Packing Three-Vertex Paths.
    AAAI, pp. 2271-2277 (2014)

  • J. Kreckler,
    KOMMS: Teacher training courses fostering modelling in schools
    Educating the educators: international approaches to scaling-up professional development in mathematics and science education. Proceedings of the conference hosted jointly by project mascil (mathematics and science for life) and the German Centre for Mathematics Education (DZLM), 15-16 December 2014 in Essen, Germany, pp. 111 (2014)

  • S. O. Krumke, A. Quilliot, A. Wagler, J. Wegener,
    Relocation in Carsharing Systems using Flows in Time-Expanded Networks
    Proceedings of the 5th Annual International Conference on Software Engineering & Applications, LNCS (8504), pp. 87-98 (2014)

  • M. Goerigk, Y. Sabharwal, A. Schöbel, S. Sen,
    Approximation algorithms for the weight-reducible knapsack problem
    International Conference on Theory and Applications of Models of Computation, pp. 203-215 (2014)

  • M. Goerigk, B. Grün, P. Heßler,
    Combining bus evacuation with location decisions: A branch-and-price approach
    Transportation Research Procedia (2), pp. 783-791 (2014)

  • I. Ndiaye, E. Neron, A. Linot, N. Monmarche, M. Goerigk,
    A new model for macroscopic pedestrian evacuation planning with safety and duration criteria
    Transportation Research Procedia (2), pp. 486-494 (2014)

2013

  • M. Bender, S. Büttner, S. O. Krumke,
    Online delay management on a single train line: beyond competitive analysis
    Public Transport 5, pp. 243-266 (2013)

  • S. O. Krumke, C. Thielen,
    The Generalized Assignment Problem with Minimum Quantities
    European Journal of Operational Research 228, pp. 46-55 (2013)

  • S. O. Krumke, C. Zeck,
    Generalized Max Flow in Series-Parallel Graphs
    Discrete Optimization 10, pp. 155-162 (2013)

  • M. Goerigk, M. Schachtebeck, A. Schöbel,
    Evaluating Line Concepts using Travel Times and Robustness: Simulations with the Lintim toolbox
    Public Transport 5 (2013)

  • C. Thielen, S. Westphal,
    Complexity and Approximability of the Maximum Flow Problem with Minimum Quantities
    Networks 62, pp. 125-131 (2013)

  • V. Blomer, A. Schöbel,
    Twins of powerful numbers
    Functiones et Approximatio Commentarii Mathematici 49, pp. 349-356 (2013)

  • M. Goerigk, A. Schöbel,
    Improving the Modulo Simplex Algorithm for Large-Scale Periodic Timetabling
    Computers and Operations Research 40, pp. 1363-1370 (2013)

  • M. Goerigk, M. Schmidt, A. Schöbel, M. Knoth, M. Müller-Hannemann,
    The price of strict and light robustness in timetable information
    Transportation Science 48, pp. 225-242 (2013)

  • H. W. Hamacher, S. Heller, B. Rupp,
    Flow location (FlowLoc) problems: dynamic network flows and location models for evacuation planning
    Annals of Operations Research 207, pp. 161-180 (2013)

  • K. Klamroth, E. Köbis, A. Schöbel, C. Tammer,
    A unified approach for different concepts of robustness and stochastic programming via nonlinear scalarizing functionals
    Optimization 62, pp. 649-671 (2013)

  • T. Vincent, F. Seipp, S. Ruzika, A. Przybylski, X. Gandibleux,
    Multiple objective branch and bound for mixed 0-1 linear programming: Corrections and improvements for the biobjective case
    Computers & Operations Research 40, pp. 498-509 (2013)

  • A. Schöbel, S. Schwarze,
    Finding Delay-Resistant Line Concepts using a Game-Theoretic Approach
    Netnomics 14, pp. 95-117 (2013)

  • M. Goerigk, B. Grün, P. Heßler,
    Branch and bound algorithms for the bus evacuation problem
    Computers & Operations Research 40, pp. 3010-3020 (2013)

  • M. Goerigk, M. Schachtebeck, A. Schöbel,
    Evaluating line concepts using travel times and robustness
    Public Transport 5, pp. 267-284 (2013)

  • M. Goerigk, A. Schöbel,
    Improving the modulo simplex algorithm for large-scale periodic timetabling
    Computers & Operations Research 40, pp. 1363-1370 (2013)

  • S. O. Krumke, C. Zeck,
    Generalized max flow in series-parallel graphs
    Discrete Optimization 10, pp. 155-162 (2013)

  • M. Siebert, M. Goerigk,
    An experimental comparison of periodic timetabling models
    Computers & Operations Research 40, pp. 2251-2259 (2013)

  • J. Kreußler, H. W. Hamacher,
    Wie Geometrie zu einem anwendungsbezogenen und alltagsrelevanten Mathematikunterricht beitragen kann
    Universitätsbibliothek Dortmund, (2013)

  • H. W. Hamacher, J. Kreußler,
    Merging educational and applied mathematics: the example of locating bus stops
    Accepted and presented paper at CERME8 (Congress of European Research in Mathematics Education), Antalya, Turkey (2013)

  • L. Turner, M. Ehrgott, H. W. Hamacher,
    On the generality of the greedy algorithm for solving matroid problems.
    CTW, pp. 217-220 (2013)

  • P. Bouman, M. Schmidt, L. Kroon, A. Schöbel,
    Passenger Route Choice in Case of Disruptions
    Proceedings of the 16th International IEEE Conference on Intelligent Transport Systems (IEEE-ITSC) (2013)

  • M. Helmling, S. Ruzika,
    Towards combinatorial LP turbo decoding
    2013 IEEE International Symposium on Information Theory Proceedings (ISIT), pp. 1491-1495 (2013)

  • S. Scholl, F. Kienle, M. Helmling, S. Ruzika,
    Integer programming as a tool for analysis of channel codes
    Systems, Communication and Coding (SCC), Proceedings of 2013 9th International ITG Conference on, pp. 1-6 (2013)

  • M. Bender, C. Thielen, S. Westphal,
    A Constant Factor Approximation for the Generalized Assignment Problem with Minimum Quantities and Unit Size Items
    Proceedings of the 38th International Symposium on Mathematical Foundations of Computer Science (MFCS), LNCS (8087), pp. 135-145 (2013)

  • S. O. Krumke, A. Quilliot, A. Wagler, J. Wegener,
    Models and Algorithms for Carsharing Systems and Related Problems
    Proceedings of the VII Latin-American Algorithms, Graphs, and Optimization Symposium, Electronic Notes in Discrete Mathematics (44), pp. 201-206 (2013)

  • M. Goerigk, S. Heße, M. Müller-Hannemann, M. Schmidt, A. Schöbel,
    Recoverable robust timetable information
    ATMOS-13th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems-2013 (33), pp. 1-14 (2013)

  • E. Carrizosa, J. Harbering, A. Schöbel,
    The Stop Location Problem with Realistic Traveling Time
    13th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems, OpenAccess Series in Informatics (OASIcs) (33), pp. 80-93 (2013)

  • M. Goerigk, S. Heße, M. Müller-Hannemann, M. Schmidt, A. Schöbel,
    Recoverable Robust Timetable Information
    13th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems, OpenAccess Series in Informatics (OASIcs) (33), pp. 1-14 (2013)

2012

  • S. O. Krumke, J. Rambau,
    Stability with Uniform Bounds for On-Line Dial-a-Ride Problems under Reasonable Load
    Lecture Notes in Control and Information Sciences 417, pp. 387-412 (2012)

  • C. Thielen, S. Westphal,
    Approximation Algorithms for TTP(2)
    Mathematical Methods of Operations Research 76, pp. 1-20 (2012)

  • A. Borrmann, A. Kneidl, G. Köster, S. Ruzika, M. Thiemann,
    Bidirectional coupling of macroscopic and microscopic pedestrian evacuation models
    Safety science 50, pp. 1695-1703 (2012)

  • S. Cicerone, D. G. Stefano, M. Schachtebeck, A. Schöbel,
    Multi-Stage Recovery Robustness for Optimization Problems: A new Concept for Planning under Disturbances
    Information Sciences 190, pp. 107-126 (2012)

  • T. Dollevoet, D. Huisman, M. Schmidt, A. Schöbel,
    Delay Management with Rerouting of Passengers
    Transportation Science 46, pp. 74-89 (2012)

  • J. Gorski, K. Klamroth, S. Ruzika,
    Generalized multiple objective bottleneck problems
    Operations Research Letters 40, pp. 276-281 (2012)

  • M. Helmling, S. Ruzika, A. Tanatmis,
    Mathematical programming decoding of binary linear codes: Theory and algorithms
    IEEE Transactions on Information Theory 58, pp. 4753-4769 (2012)

  • M -C. Körner, H. Martini, A. Schöbel,
    Minisum Hyperspheres in Normed Spaces
    Discrete Applied Mathematics 16, pp. 2221-2233 (2012)

  • C. Klamler, U. Pferschy, S. Ruzika,
    Committee selection under weight constraints
    Mathematical Social Sciences 64, pp. 48-56 (2012)

  • S. Ruzika, M. Thiemann,
    Min-Max quickest path problems
    Networks 60, pp. 253-258 (2012)

  • A. Schöbel,
    Line planning in public transportation: models and methods
    OR Spectrum 34, pp. 491-510 (2012)

  • L. Turner,
    Variants of shortest path problems
    Algorithmic Operations Research 6, pp. 91-104 (2012)
  • J. Kreußler, F. Bunke, H. W. Hamacher,
    Motivationssteigerung im Geometrieunterricht anhand von Modellierung kompetitiver Standortplanung
    Universitätsbibliothek Dortmund, (2012)

  • M. Akgül, H. W. Hamacher, S. Tüfekci,
    Combinatorial optimization: new frontiers in theory and practice
    Springer Science & Business Media, 82 (2012)

  • S O. Krumke, H. Noltemeier,
    Graphentheorische Konzepte und Algorithmen
    B.G. Teubner, (2012)

  • N. Leithäuser, I. Schüle, S. O. Krumke,
    Optimierte Abstimmung der Umsteigebeziehungen im ungetakteten ÖPNV unter Berücksichtigung der Umlaufplanung
    Multikonferenz Wirtschaftsinformatik 2012 (2012)

  • S. Scholl, F. Kienle, M. Helmling, S. Ruzika,
    ML vs. BP decoding of binary and non-binary LDPC codes
    Turbo Codes and Iterative Information Processing (ISTC), 2012 7th International Symposium on, pp. 71-75 (2012)

  • K. Küfer, H. W. Hamacher, T. Bortfeld,
    A multicriteria optimization approach for inverse radiotherapy planning
    The Use of Computers in Radiation Therapy: XIIIth International Conference Heidelberg, Germany May 22-25, 2000, pp. 26 (2012)

  • N. Leithäuser, S. O. Krumke, M. Merkert,
    Approximating Infeasible 2VPI-Systems
    Proceedings of the 38th International Workshop on Graph-Theoretic Concepts in Computer Science, LNCS (7551), pp. 225-236 (2012)

2011

  • L. Epstein, S. O. Krumke, A. Levin, H. Sperber,
    Selfish Bincoloring
    Journal of Combinatorial Optimization 22, pp. 531-548 (2011)

  • R. Blanquero, E. Carrizosa, A. Schöbel, D. Scholz,
    Location of a line in the three-dimensional space
    EJOR 215, pp. 14-20 (2011)

  • S. L. M. Ehrgott, A. Schöbel,
    An Approximation Algorithm for Convex Multi-objective Programming Problems
    Journal of Global Optimization, pp. 397-516 (2011)

  • S. Göttlich, S. Kühn, J. Ohst, S. Ruzika, M. Thiemann,
    Evacuation dynamics influenced by spreading hazardous material
    Networks & Heterogeneous Media 6, pp. 443-464 (2011)

  • S. O. Krumke, C. Thielen, C. Zeck,
    Extensions to Online Delay Management on a Single Train Line: New Bounds for Delay Minimization and Profit Maximization
    Mathematical Methods of Operations Research 74, pp. 53-75 (2011)

  • S. O. Krumke, C. Thielen, S. Westphal,
    Interval Scheduling on Related Machines
    Computers and Operations Research 38, pp. 1836-1844 (2011)

  • S. O. Krumke, C. Thielen,
    Minimum Cost Flows with Minimum Quantities
    Information Processing Letters 111, pp. 533-537 (2011)

  • S. O. Krumke, S. Westphal, A. Taudes,
    Online Scheduling of Weighted Equal-Length Jobs with Hard Deadlines on Parallel Machines
    Computers and Operations Research 38, pp. 1103-1108 (2011)

  • C. Thielen, S. Westphal,
    Complexity of the Traveling Tournament Problem
    Theoretical Computer Science 412, pp. 345-351 (2011)

  • C. Thielen, S. O. Krumke,
    Truthful Mechanisms for Selfish Routing and Two-Parameter Agents
    Theory of Computing Systems 49, pp. 196-223 (2011)

  • J. Brimberg, H. Juel, M -C. Körner, A. Schöbel,
    Locating a general minisum circle on the plane
    4OR 9, pp. 351-370 (2011)

  • D. Elvikis, H. W. Hamacher, V. T'kindt,
    Scheduling two agents on uniform parallel machines with makespan and cost functions
    Journal of Scheduling 14, pp. 471-481 (2011)

  • J. Geldermann, A. Schöbel,
    On the similarities of some Multi-Ciriteria Decision Analysis Methods
    Multi-criteria decision analysis 18, pp. 219-230 (2011)

  • J. Gorski, K. Klamroth, S. Ruzika,
    Connectedness of efficient solutions in multiple objective combinatorial optimization
    Journal of Optimization Theory and Applications 150, pp. 475-497 (2011)

  • M -C. Körner, J. Brimberg, H. Juel, A. Schöbel,
    Geometric fit of a point set by generalized circles
    Journal of Global Optimization 51, pp. 115-132 (2011)

  • S. Ruzika, H. Sperber, M. Steiner,
    Earliest arrival flows on series-parallel graphs
    Networks 57, pp. 169-173 (2011)

  • L. Turner, A. P. Punnen, Y. P. Aneja, H. W. Hamacher,
    On generalized balanced optimization problems
    Mathematical Methods of Operations Research 73, pp. 19-27 (2011)
  • H. W. Hamacher, S. Heller, W. Klein, G. Köster, S. Ruzika,
    A sandwich approach for evacuation time bounds
    Pedestrian and Evacuation Dynamics, Springer, pp. 503-513 (2011)

  • H. W. Hamacher, K. Leiner, S. Ruzika,
    Quickest cluster flow problems
    Pedestrian and Evacuation Dynamics, Springer, pp. 327-336 (2011)

  • A. Kneidl, M. Thiemann, A. Borrmann, S. Ruzika, H. W. Hamacher, G. Köster, E. Rank,
    Bidirectional coupling of macroscopic and microscopic approaches for pedestrian behavior prediction
    Pedestrian and Evacuation Dynamics, Springer, pp. 459-470 (2011)

  • K. Leiner, S. Ruzika,
    Quickest cluster flow problems on tree networks
    Network Optimization, Springer, pp. 243-255 (2011)

  • S. Ruzika, M. Thiemann,
    Reliable and restricted quickest path problems
    Network Optimization, Springer, pp. 309-314 (2011)

  • L. Turner, H. W. Hamacher,
    On universal shortest paths
    Operations Research Proceedings 2010, Springer, pp. 313-318 (2011)

  • S. Heller, H. W. Hamacher,
    The multi terminal q-FlowLoc problem: A heuristic
    Network Optimization, Springer, pp. 523-528 (2011)

  • S. O. Krumke, C. Thielen, S. Westphal,
    Interval Scheduling on Related Machines: Complexity and Online Algorithms
    Proceedings of the 10th Workshop on Models and Algorithms for Planning and Scheduling Problems (MAPSP), pp. 236-238 (2011)

  • J. Frasch, S. O. Krumke, S. Westphal,
    MIP formulations for Flowshop Scheduling with Limited Buffers
    Proceedings of the 1st International ICST Conference on Theory and Practice of Algorithms in (Computer) Systems, LNCS (6595), pp. 127-138 (2011)

  • M. Goerigk, A. Schöbel,
    A Scenario-Based Approach for Robust Linear Optimization
    Proceedings of the 1st International ICST Conference on Practice and Theory of Algorithms in (Computer) Systems (TAPAS), Lecture Notes in Computer Science, pp. 139-150 (2011)

  • M. Goerigk, A. Schöbel,
    Engineering the Modulo Network Simplex Heuristic for the Periodic Timetabling Problem
    Proceedings of the 10th International Symposium on Experimental Algorithms (SEA), Lecture Notes in Computer Science (6630), pp. 181-192 (2011)

  • M. Goerigk, M. Knoth, M. Müller-Hannemann, M. Schmidt, A. Schöbel,
    The Price of Robustness in Timetable Information
    11th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems, OpenAccess Series in Informatics (OASIcs) (20), pp. 76-87 (2011)

  • T. Dollevoet, M. Schmidt, A. Schöbel,
    Delay Management including Capacities of Stations
    11th Workshop on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems, OpenAccess Series in Informatics (OASIcs) (20), pp. 88-99 (2011)

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