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  1. 2025
  2. Forthcoming

    Choice-Driven Multi-Period Network Design for Advanced Air Mobility

    Jiang, Y., Zhou, X., Lulli, G., Zhong, S. & Jiang, Y., 23/03/2025, (Accepted/In press).

    Research output: Contribution to conference - Without ISBN/ISSN › Abstract › peer-review

  3. Forthcoming

    Strengthening the Conic Quadratic Relaxation of the Optimal Transmission Switching Problem

    Li, L. & Lulli, G., 23/03/2025, (Accepted/In press).

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper

  4. Published

    New facets of the clique partitioning polytope

    Letchford, A. & Soerensen, M., 6/03/2025, In: Operations Research Letters. 59, 4 p., 107242.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  5. Forthcoming

    On the value of holistic decision-making and contracted logistics procurement in complex supply chains

    Lyu, J., Arslan, A. & Lulli, G., 24/02/2025, (Accepted/In press).

    Research output: Contribution to conference - Without ISBN/ISSN › Abstract › peer-review

  6. 2024
  7. Published

    On a variant of the change-making problem

    Letchford, A. & Cheng, L., 30/11/2024, In: Operations Research Letters. 57, 3 p., 107165.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  8. Published

    An Optimization Framework for One-way Carsharing Systems with User Acceptance Probabilities

    Bekli, R., Boyacı, B. & Zografos, K. G., 2/09/2024. 4 p.

    Research output: Contribution to conference - Without ISBN/ISSN › Abstract › peer-review

  9. Published

    A generic approach to conference scheduling with integer programming

    Pylyavskyy, Y., Jacko, P. & Kheiri, A., 1/09/2024, In: European Journal of Operational Research. 317, 2, p. 487-499 13 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  10. Published

    A simulation-based approximate dynamic programming approach to dynamic and stochastic resource-constrained multi-project scheduling problem

    Satic, U., Jacko, P. & Kirkbride, C., 1/06/2024, In: European Journal of Operational Research. 315, 2, p. 454-469 16 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  11. Published

    On upper bounds for the multiple knapsack assignment problem

    Galli, L. & Letchford, A., 1/05/2024, In: Operations Research Letters. 54, 6 p., 107104.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  12. Forthcoming

    An analysis of trajectory centered ATFM with airspace users’ preference scores

    Jiang, Y., De Giovanni, L., Lancia, C. & Lulli, G., 6/04/2024, (Accepted/In press). 8 p.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  13. Published

    CP-Lib: Benchmark instances of the clique partitioning problem

    Sorensen, M. & Letchford, A., 1/03/2024, In: Mathematical Programming Computation. 16, 1, p. 93-111 19 p., 1.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  14. Published

    Operational research: methods and applications

    Petropoulos, F., Laporte, G., Archetti, C., Ayhan, H., Battarra, M., Bennell, J. A., Boylan, J. E., Breton, M., Canca, D., Charlin, L., Chen, B., Cicek, C. T., Jr, L. A. C., Currie, C. S. M., Demeulemeester, E., Ding, L., Disney, S. M., Ehrgott, M., Eppler, M. J. & Erdoğan, G. & 59 others, Fortz, B., Franco, L. A., Frische, J., Greco, S., Gregory, A. J., Hämäläinen, R. P., Herroelen, W., Hewitt, M., Holmström, J., Hooker, J. N., Işık, T., Johnes, J., Kara, B. Y., Karsu, Ö., Kent, K., Köhler, C., Kunc, M., Kuo, Y.-H., Lienert, J., Letchford, A. N., Leung, J., Li, D., Li, H., Ljubić, I., Lodi, A., Lozano, S., Lurkin, V., Martello, S., McHale, I. G., Midgley, G., Morecroft, J. D. W., Mutha, A., Oğuz, C., Petrovic, S., Pferschy, U., Psaraftis, H. N., Rose, S., Saarinen, L., Salhi, S., Song, J.-S., Sotiros, D., Stecke, K. E., Strauss, A. K., Tarhan, İ., Thielen, C., Toth, P., Berghe, G. V., Vasilakis, C., Vaze, V., Vigo, D., Virtanen, K., Wang, X., Weron, R., White, L., Woensel, T. V., Yearworth, M., Yıldırım, E. A., Zaccour, G. & Zhao, X., 1/03/2024, In: Journal of the Operational Research Society. 75, 3, p. 423-617 195 p.

    Research output: Contribution to Journal/Magazine › Review article › peer-review

  15. Published

    Arc routing problems

    Eglese, R. & Letchford, A., 10/02/2024, Encyclopedia of Optimization. Pardalos, P. & Prokopyev, O. (eds.). 3rd ed. Cham: Springer, 6 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Entry for encyclopedia/dictionary

  16. 2023
  17. Published

    Matheuristics: survey and synthesis

    Boschetti, M., Letchford, A. & Maniezzo, V., 30/11/2023, In: International Transactions in Operational Research. 30, 6, p. 2840-2866 27 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  18. Published

    On cut polytopes and graph minors

    Kaparis, K., Letchford, A. & Mourtos, I., 30/11/2023, In: Discrete Optimization. 50, 100807.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  19. Published

    On some lower bounds for the permutation flowshop problem

    Letchford, A., Dang, T. & Caceres Gelvez, S., 30/11/2023, In: Computers and Operations Research. 159, 9 p., 106320.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  20. Published

    A survey on exact algorithms for the maximum flow and minimum-cost flow problems

    Cruz Mejía, O. & Letchford, A., 30/09/2023, In: Networks. 82, 2, p. 167-176 10 p.

    Research output: Contribution to Journal/Magazine › Review article › peer-review

  21. Published

    The algorithm selection problem for solving Sudoku with metaheuristics

    Notice, D., Kheiri, A. & Pavlidis, N., 3/07/2023.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  22. Published

    Multi-level bottleneck assignment problems: Complexity and sparsity-exploiting formulations

    Dokka, T. & Goerigk, M., 30/06/2023, In: Computers and Operations Research. 154, 12 p., 106213.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  23. Published

    Application of selection hyper-heuristics to the simultaneous optimisation of turbines and cabling within an offshore windfarm

    Butterwick, T., Kheiri, A., Lulli, G., Gromicho, J. & Kreeft, J., 31/05/2023, In: Renewable Energy. 208, p. 1-16 16 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  24. Published

    Handling User-based Relocations in One-way Carsharing Systems Considering User Acceptance Rates

    Boyacı, B., Bekli, S. & Zografos, K. G., 28/04/2023.

    Research output: Contribution to conference - Without ISBN/ISSN › Abstract › peer-review

  25. Published

    On upper bounds for the multiple knapsack assignment problem

    Letchford, A., 04/2023.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  26. Forthcoming

    MIP Formulations of Piece-wise Polyhedral Relaxations of AC Power Flow Equations

    Li, L., Dokka, T. & Lulli, G., 23/02/2023, (Accepted/In press) 2023 IEEE PES General Meeting. IEEE, p. 1-5 5 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  27. Forthcoming

    Solving Optimal Transmission Switching Problem via DC Power Flow Approximation

    Li, L., Dokka Venkata Satyanaraya, T. & Lulli, G., 23/02/2023, (Accepted/In press) 2023 IEEE PES General Meeting. IEEE, p. 1-5 5 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  28. Published

    Stochastic Models for Dynamic Resource Allocation

    Yarahmadi, A., 22/02/2023, Lancaster University. 197 p.

    Research output: Thesis › Doctoral Thesis

  29. Published

    Fast upper and lower bounds for a large-scale real-world arc routing problem

    Boyacı, B., Dang, T. & Letchford, A., 31/01/2023, In: Networks. 81, 1, p. 107-124 18 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  30. Published

    Improving a constructive heuristic for the general routing problem

    Boyacı, B., Dang, T. & Letchford, A., 31/01/2023, In: Networks. 81, 1, p. 93-106 14 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  31. Published

    Extensions to Newsvendor Problems

    Liu, C., 2023, Lancaster University. 172 p.

    Research output: Thesis › Doctoral Thesis

  32. 2022
  33. Published

    Revisiting surrogate relaxation for the multidimensional knapsack problem

    Dokka, T., Letchford, A. & Mansoor, H., 30/11/2022, In: Operations Research Letters. 50, 6, p. 674-678 5 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  34. Published

    Generalisations of a Bayesian decision-theoretic randomisation procedure and the impact of delayed responses

    Williamson, S. F., Jacko, P. & Jaki, T., 31/10/2022, In: Computational Statistics and Data Analysis. 174, 26 p., 107407.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  35. Published

    A faster exact method for solving the robust multi-mode resource-constrained project scheduling problem

    Bold, M. & Goerigk, M., 30/09/2022, In: Operations Research Letters. 50, 5, p. 581-587 7 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  36. Published

    Bandit Procedures for Designing Patient-Centric Clinical Trials

    Villar, S. S. & Jacko, P., 21/09/2022, Springer Series in Supply Chain Management. Chen, X., Jasin, S. & Shi, C. (eds.). 1 ed. London: Springer Nature, p. 365-389 25 p. (Springer Series in Supply Chain Management; vol. 18).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Chapter

  37. Published

    On the multiple knapsack assignment problem

    Letchford, A., 08/2022.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  38. Published

    Newsvendor problems: An integrated method for estimation and optimisation

    Liu, C., Letchford, A. & Svetunkov, I., 16/07/2022, In: European Journal of Operational Research. 300, 2, p. 590-601 12 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  39. Published

    A Modelling Framework for Solving the Network-Wide Airport Slot Allocation Problem

    Keskin Ozel, M. & Zografos, K. G., 19/06/2022.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  40. Published

    A cut-and-branch algorithm for the quadratic knapsack problem

    Djeumou Fomeni, F., Kaparis, K. & Letchford, A., 31/05/2022, In: Discrete Optimization. 44, 2, 18 p., 100579.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  41. Published

    A Multi-Objective framework for investigating airport schedule efficiency, fairness, flexibility, and regularity trade-offs

    Kerama, T. & Zografos, K. G., 10/05/2022.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  42. Published

    Routing with too much information?

    Hyytiä, E., Jacko, P. & Righter, R., 3/05/2022, In: Queueing Systems. 100, 3-4, p. 441-443 3 p., 3-4.

    Research output: Contribution to Journal/Magazine › Letter › peer-review

  43. Published

    The Boolean quadric polytope

    Letchford, A., 1/05/2022, The Quadratic Unconstrained Binary Optimization Problem: Theory, Algorithms, and Applications. Punnen, A. (ed.). Cham, Switzerland: Springer, p. 97-120 24 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Chapter (peer-reviewed) › peer-review

  44. Published

    Generalised 2-circulant inequalities for the max-cut problem

    Kaparis, K., Letchford, A. & Mourtos, I., 31/03/2022, In: Operations Research Letters. 50, 2, p. 122-128 7 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  45. Published

    Metaheuristics “In the Large”

    Swan, J., Adriaensen, S., Brownlee, A. E. I., Hammond, K., Johnson, C. G., Kheiri, A., Krawiec, F., Merelo, J. J., Minku, L. L., Özcan, E., Pappa, G. L., García-Sánchez, P., Sörensen, K., Voß, S., Wagner, M. & White, D. R., 31/03/2022, In: European Journal of Operational Research. 297, 2, p. 393-406 14 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  46. Published

    Performance evaluation of scheduling policies for the Dynamic and Stochastic Resource-Constrained Multi-Project Scheduling Problem

    Satic, U., Jacko, P. & Kirkbride, C., 28/02/2022, In: International Journal of Production Research. 60, 4, p. 1411-1423 13 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  47. Published

    On matchings, T-joins and arc routing problems

    Boyacı, B., Dang, T. & Letchford, A., 31/01/2022, In: Networks. 79, 1, p. 20-31 12 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  48. Published

    Combinatorial Optimisation: Relaxation, Duality and Heuristics

    Mansoor, M. H., 2022, Lancaster University. 134 p.

    Research output: Thesis › Doctoral Thesis

  49. 2021
  50. Published

    A Novel Implementation of Q-Learning for the Whittle Index

    Gibson, L. J., Jacko, P. & Nazarathy, Y., 8/12/2021, Performance Evaluation Methodologies and Tools - 14th EAI International Conference, VALUETOOLS 2021, Proceedings. Zhao, Q. & Xia, L. (eds.). Cham: Springer, p. 154-170 17 p. (Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering, LNICST; vol. 404 LNICST).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  51. Published

    Biperspective functions for mixed-integer fractional programs with indicator variables

    Letchford, A., Ni, Q. & Zhong, Z., 30/11/2021, In: Mathematical Programming. 190, 1-2, p. 39-55 17 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  52. Published

    Enhancing the performance of one-way electric carsharing systems through the optimum deployment of fast chargers

    Bekli, S., Boyacı, B. & Zografos, K. G., 31/10/2021, In: Transportation Research Part B: Methodological. 152, p. 118-139 22 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  53. Published

    Multi-Objective, Multi-Stakeholder Airport Slot Scheduling Considering Expected Delays

    Katsigiannis, F. A. & Zografos, K. G., 24/10/2021.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper

  54. Published

    Automatic generation of algorithms for robust optimisation problems using Grammar-Guided Genetic Programming

    Hughes, M., Goerigk, M. & Dokka, T., 30/09/2021, In: Computers and Operations Research. 133, 25 p., 105364.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  55. Published

    Operational Strategies for on-demand personal shopper services

    Arslan, A., Agatz, N. & Klapp, M. A., 30/09/2021, In: Transportation Research Part C: Emerging Technologies . 130, 17 p., 103320.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  56. Published

    A separation algorithm for the simple plant location problem

    Galli, L. & Letchford, A., 31/07/2021, In: Operations Research Letters. 49, 4, p. 610-615 6 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  57. Published

    On the complexity of surrogate and group relaxation for integer linear programs

    Dokka, T., Letchford, A. & Mansoor, H., 31/07/2021, In: Operations Research Letters. 49, 4, p. 530-534 5 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  58. Published

    Strengthened clique-family inequalities for the stable set polytope  

    Letchford, A. & Ventura, P., 31/07/2021, In: Operations Research Letters. 49, 4, p. 586-589 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  59. Published

    A Matheuristic Approach for Finding Effective Base Locations and Team Configurations for North West Air Ambulance

    Boyacı, B., Nayeem, M. A. & Kheiri, A., 8/07/2021, GECCO '21: Proceedings of the Genetic and Evolutionary Computation Conference Companion. Chicano, F. (ed.). New York: ACM, p. 1817-1824 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  60. Published

    A hyper-heuristic approach based upon a hidden Markov model for the multi-stage nurse rostering problem

    Kheiri, A., Gretsista, A., Keedwell, E., Lulli, G., Epitropakis, M. & Burke, E., 1/06/2021, In: Computers and Operations Research. 130, 14 p., 105221.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  61. Published

    A reinforcement learning hyper-heuristic for water distribution network optimisation

    Ahmed, A. O. M., Osman, S. M. Y., Yousif, T. E. H. & Kheiri, A., 17/05/2021, 2020 International Conference on Computer, Control, Electrical, and Electronics Engineering (ICCCEEE). IEEE, 4 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  62. Published

    Vehicle routing on road networks: how good is Euclidean approximation?

    Boyacı, B., Dang, T. & Letchford, A., 1/05/2021, In: Computers and Operations Research. 129, 13 p., 105197.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  63. Published

    Facets from gadgets

    Letchford, A. & Vu, A., 1/01/2021, In: Mathematical Programming. 185, 1-2, p. 297-314 18 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  64. 2020
  65. Published

    The stable set problem: clique and nodal inequalities revisited

    Letchford, A., Rossi, F. & Smriglio, S., 30/11/2020, In: Computers and Operations Research. 123, 16 p., 105024.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  66. Published

    Performance evaluation of scheduling policies for the DRCMPSP

    Satic, U., Jacko, P. & Kirkbride, C., 7/11/2020, Analytical and Stochastic Modelling Techniques and Applications: 25th International Conference, ASMTA 2019, Moscow, Russia, October 21–25, 2019, Proceedings. Cham: Springer, p. 100-114 15 p. (Lecture Notes in Computer Science ; vol. 12023).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  67. Published

    Efficient Adaptive Designs for Clinical Trials of Interventions for COVID-19

    Stallard, N., Hampson, L., Benda, N., Brannath, W., Burnett, T., Friede, T., Kimani, P. K., Koenig, F., Krisam, J., Mozgunov, P., Posch, M., Wason, J., Wassmer, G., Whitehead, J., Williamson, S. F., Zohar, S. & Jaki, T., 1/10/2020, In: Statistics in Biopharmaceutical Research. 12, 4, p. 483-497 15 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  68. Published

    Particle Swarm Metaheuristics for Robust Optimisation with Implementation Uncertainty

    Hughes, M., Goerigk, M. & Dokka Venkata Satyanaraya, T., 1/10/2020, In: Computers and Operations Research. 122, 21 p., 104998.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  69. Published

    Exact and hyper-heuristic solutions for the distribution-installation problem from the VeRoLog 2019 challenge

    Kheiri, A., Ahmed, L., Boyacı, B., Gromicho, J., Mumford, C., Özcan, E. & Dirikoc, A. S., 1/09/2020, In: Networks. 76, 2, p. 294-319 26 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  70. Published

    Lifting the knapsack cover inequalities for the knapsack polytope

    Letchford, A. & Souli, G., 1/09/2020, In: Operations Research Letters. 48, 5, p. 607-611 5 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  71. Published

    Mixed uncertainty sets for robust combinatorial optimization

    Dokka, T., Goerigk, M. & Roy, R., 1/09/2020, In: Optimization Letters. 14, p. 1323–1337 15 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  72. Published

    Recent Advances in Selection Hyper-heuristics

    Drake, J. H., Kheiri, A., Özcan, E. & Burke, E. K., 1/09/2020, In: European Journal of Operational Research. 285, 2, p. 405-428 24 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  73. Published

    Using ℓp-norms for fairness in combinatorial optimisation

    Bektas, T. & Letchford, A., 1/08/2020, In: Computers and Operations Research. 120, 11 p., 104975.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  74. Published

    Equilibrium Design by Coarse Correlation in Quadratic Games

    Dokka Venkata Satyanaraya, T., Moulin, H., Ray, I. & Sen Gupta, S., 31/07/2020, Lancaster : Lancaster University, Department of Economics, (Economics Working Papers Series).

    Research output: Working paper

  75. Published

    Metaheuristics for black-box robust optimisation problems

    Hughes, M., 16/07/2020, Lancaster University. 175 p.

    Research output: Thesis › Doctoral Thesis

  76. Published

    On the dynamic allocation of assets subject to failure

    Ford, S., Atkinson, M. P., Glazebrook, K. & Jacko, P., 1/07/2020, In: European Journal of Operational Research. 284, 1, p. 227-239 13 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  77. Published

    Robust and stochastic approaches to network capacity design under demand uncertainty

    Garuba, F., 06/2020, Lancaster University. 180 p.

    Research output: Thesis › Doctoral Thesis

  78. Published

    Adaptive policies for perimeter surveillance problems

    Grant, J. A., Leslie, D. S., Glazebrook, K., Szechtman, R. & Letchford, A., 16/05/2020, In: European Journal of Operational Research. 283, 1, p. 265-278 14 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  79. Published

    Valid inequalities for mixed-integer programmes with fixed charges on sets of variables

    Letchford, A. & Souli, G., 1/05/2020, In: Operations Research Letters. 48, 3, p. 240-244 5 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  80. Published

    An Efficient Approach to Distributionally Robust Network Capacity Planning

    Dokka Venkata Satyanaraya, T., Garuba, F., Goerigk, M. & Jacko, P., 9/04/2020, In: arXiv.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  81. Published

    An Optimisation Framework for Airline Fleet Maintenance Scheduling with Tail Assignment Considerations

    Torres Sanchez, D., Boyacı, B. & Zografos, K. G., 31/03/2020, In: Transportation Research Part B: Methodological. 133, p. 142-164 23 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  82. Published

    A Comparison of Data-Driven Uncertainty Sets for Robust Network Design

    Garuba, F., Goerigk, M. & Jacko, P., 23/03/2020, In: arXiv.

    Research output: Contribution to Journal/Magazine › Journal article

  83. Published

    A heuristic for fair dynamic resource allocation in over-loaded OFDMA systems

    Letchford, A., Ni, Q. & Zhong, Z., 1/02/2020, In: Journal of Heuristics. 26, 1, p. 21-32 12 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  84. Published

    Generating hard instances for robust combinatorial optimization

    Goerigk, M. & Maher, S. J., 1/01/2020, In: European Journal of Operational Research. 280, 1, p. 34-45 12 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  85. Published

    A comparison of discrete and polyhedral uncertainty sets for robust network design

    Garuba, F., Goerigk, M. & Jacko, P., 2020

    Research output: Other contribution

  86. Published

    Bayesian bandit models for the design of clinical trials

    Williamson, S. F., 2020, Lancaster University. 229 p.

    Research output: Thesis › Doctoral Thesis

  87. 2019
  88. Published

    Dynamic prediction-based relocation policies in one-way station-based carsharing systems with complete journey reservations

    Repoux, M., Kaspi, M., Boyacı, B. & Geroliminis, N., 1/12/2019, In: Transportation Research Part B: Methodological. 130, p. 82-104 23 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  89. Published

    Operational strategies for on-demand delivery services

    Arslan, A., 21/11/2019, 149 p.

    Research output: Thesis › Doctoral Thesis

  90. Published

    Robust Network Capacity Expansion with Non-linear Costs

    Garuba, F., Goerigk, M. & Jacko, P., 15/11/2019, 19th Symposium on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems, ATMOS 2019. Cacchiani, V. & Marchetti-Spaccamela, A. (eds.). Schloss Dagstuhl--Leibniz-Zentrum fuer Informatik, p. 5.1-5.13 13 p. (OASICS; vol. 75).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  91. Published

    Investigating the effect of temporal and spatial flexibility on the performance of one-way electric carsharing systems

    Boyacı, B. & Zografos, K. G., 1/11/2019, In: Transportation Research Part B: Methodological. 129, p. 244-272 29 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  92. E-pub ahead of print

    A response‐adaptive randomization procedure for multi‐armed clinical trials with normally distributed outcomes

    Williamson, S. F. & Villar, S., 19/09/2019, (E-pub ahead of print) In: Biometrics. 13 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  93. Published

    New valid inequalities for the fixed-charge and single-node flow polytopes

    Letchford, A. & Souli, G., 1/09/2019, In: Operations Research Letters. 47, 5, p. 353-357 5 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  94. Published

    Convex hulls for mixed-integer quadratic programs with bounded variables

    Letchford, A., 09/2019.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  95. Published

    Planning efficient 4D trajectories in Air Traffic Flow Management

    Dal Sasso, V., Djeumou Fomeni, F., Lulli, G. & Zografos, K. G., 16/07/2019, In: European Journal of Operational Research. 276, 2, p. 676-687 12 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  96. Published

    Modelling and solving the combined inventory routing problem with risk consideration

    Kheiri, A. & Zografos, K. G., 13/07/2019, p. 57-58. 2 p.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  97. Published

    A Comparison of Models for Uncertain Network Design

    Garuba, F., Goerigk, M. & Jacko, P., 23/06/2019. 20 p.

    Research output: Contribution to conference - Without ISBN/ISSN › Conference paper › peer-review

  98. Published

    Improving Abatement Levels and Welfare by Coarse Correlation in an Environmental Game

    Dokka Venkata Satyanaraya, T., Moulin, H., Ray, I. & Sen Gupta, S., 05/2019, Lancaster: Lancaster University, Department of Economics, (Economics Working Papers Series).

    Research output: Working paper

  99. Published

    A Largest Empty Hypersphere Metaheuristic for Robust Optimisation with Implementation Uncertainty

    Hughes, M., Goerigk, M. & Wright, M. B., 03/2019, In: Computers and Operations Research. 103, p. 64-80 17 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  100. Published

    Crowdsourced Delivery—A Dynamic Pickup and Delivery Problem with Ad Hoc Drivers

    Arslan, A., Agatz, N., Kroon, L. & Zuidwijk, R., 31/01/2019, In: Transportation Science. 53, 1, p. 222-235 14 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  101. Published

    On lifted cover inequalities: a new lifting procedure with unusual properties

    Letchford, A. N. & Souli, G., 17/01/2019, In: Operations Research Letters. 47, 2, p. 83-88 6 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  102. Published

    The capacitated vehicle routing problem: stronger bounds in pseudo-polynomial time

    Letchford, A. N. & Salazar Gonzalez, J. J., 1/01/2019, In: European Journal of Operational Research. 272, 1, p. 24–31 8 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  103. 2018
  104. Published

    A guide to conic optimisation and its applications

    Letchford, A. N. & Parkes, A. J., 11/2018, In: RAIRO Operations Research. 52, 4, p. 1087-1106 20 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  105. Published

    Incorporating Stakeholders’ priorities and preferences in 4D trajectory optimization

    Dal Sasso, V., Djeumou Fomeni, F., Lulli, G. & Zografos, K. G., 11/2018, In: Transportation Research Part B: Methodological. 117, A, p. 594-609 16 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  106. E-pub ahead of print

    Representative scenario construction and preprocessing for robust combinatorial optimization problems

    Goerigk, M. & Hughes, M., 29/10/2018, (E-pub ahead of print) In: Optimization Letters. 15 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  107. Published

    On scenario aggregation to approximate robust combinatorial optimization problems

    Chassein, A. & Goerigk, M., 10/2018, In: Optimization Letters. 12, 7, p. 1523-1533 11 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  108. Published

    New valid inequalities and facets for the simple plant location problem

    Galli, L., Letchford, A. N. & Miller, S., 16/09/2018, In: European Journal of Operational Research. 269, 3, p. 824-833 10 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

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