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3309
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+49 30 84185-472
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Projects

Projects as Member

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BEAM-ME

The project "Realisierung von Beschleunigungsstrategien der anwendungsorientierten Mathematik und Informatik für optimierende Energiesystemmodelle" ("BEAM-ME"), which is...

BEAM-ME
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MODAL-SynLab

A major aim of the Research Campus MODAL is the development and use of mathematical synergies between the individual labs of the network. In this context, the fields of...

MODAL-SynLab
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Linear, Integer, and Constraint Programming

Many real world problems can be modeled as mixed integer programs (MIPs) or mixed integer nonlinear programs (MINLPs). This project aims at developing tools for modeling...

Linear, Integer, and Constraint Programming

Publications

2023
An efficient solver for multi-objective onshore wind farm siting and network integration ZIB-Report 23-10 Jaap Pedersen, Jann Michael Weinand, Chloi Syranidou, Daniel Rehfeldt PDF
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Rehfeldt, Dr. Daniel
Enabling research through the SCIP optimization suite 8.0 ACM Transactions on Mathematical Software, 49(2), pp. 1-21, 2023 Ksenia Bestuzheva, Mathieu Besançon, Wei-Kun Chen, Antonia Chmiela, Tim Donkiewicz, Jasper Doornmalen, Leon Eifler, Oliver Gaul, Gerald Gamrath, Ambros Gleixner, Leona Gottwald, Christoph Graczyk, Katrin Halbig, Alexander Hoen, Christopher Hojny, Rolf Hulst, Thorsten Koch, Marco Lübbecke, Stephen J. Maher, Frederic Matter, Erik Mühmer, Benjamin Müller, Marc Pfetsch, Daniel Rehfeldt, Steffan Schlein, Franziska Schlösser, Felipe Serrano, Yuji Shinano, Boro Sofranac, Mark Turner, Stefan Vigerske, Fabian Wegscheider, Philipp Wellner, Dieter Weninger, Jakob Witzig BibTeX
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Rehfeldt, Dr. Daniel
Faster exact solution of sparse MaxCut and QUBO problems Mathematical Programming Computation, Vol.15, pp. 445-470, 2023 (preprint available as ZIB-Report 22-02) Daniel Rehfeldt, Thorsten Koch, Yuji Shinano PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
Implications, Conflicts, and Reductions for Steiner Trees Mathematical Programming, Vol.197, pp. 903-966, 2023 Daniel Rehfeldt, Thorsten Koch BibTeX
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Rehfeldt, Dr. Daniel
On the state of QUBO solving Operations Research Proceedings 2023, 2023 (accepted for publication) Thorsten Koch, Daniel Rehfeldt, Yuji Shinano BibTeX
Rehfeldt, Dr. Daniel
2022
A massively parallel interior-point solver for LPs with generalized arrowhead structure, and applications to energy system models European Journal of Operational Research, 296(1), pp. 60-71, 2022 (preprint available as ZIB-Report 19-41) Daniel Rehfeldt, Hannes Hobbie, David Schönheit, Thorsten Koch, Dominik Möst, Ambros Gleixner PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
Computing single-source shortest paths on graphs with over 8 trillion edges ZIB-Report 22-22 Daniel Rehfeldt, Katsuki Fujisawa, Thorsten Koch, Masahiro Nakao, Yuji Shinano PDF
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Rehfeldt, Dr. Daniel
Faster Algorithms for Steiner Tree and related Problems: From Theory to Practice Operations Research Proceedings 2022, 2022 Daniel Rehfeldt BibTeX
Rehfeldt, Dr. Daniel
Faster Algorithms for Steiner Tree and related Problems: From Theory to Practice OR News: Das Magazin der GOR, 2022 Daniel Rehfeldt BibTeX
Rehfeldt, Dr. Daniel
Optimal Connected Subgraphs: Integer Programming Formulations and Polyhedra Networks, 80(3), pp. 314-332, 2022 Daniel Rehfeldt, Henriette Franz, Thorsten Koch BibTeX
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Rehfeldt, Dr. Daniel
2021
Faster algorithms for Steiner tree and related problems: From theory to practice Doctoral thesis, Technische Universität Berlin, Thorsten Koch, Eduardo Uchoa, Renato Werneck (Advisors), 2021 Daniel Rehfeldt PDF
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Rehfeldt, Dr. Daniel
Implications, conflicts, and reductions for Steiner trees Integer Programming and Combinatorial Optimization: 22th International Conference, IPCO 2021, pp. 473-487, 2021 (preprint available as ZIB-Report 20-28) Daniel Rehfeldt, Thorsten Koch PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
On the exact solution of prize-collecting Steiner tree problems INFORMS Journal on Computing, 2021 (preprint available as ZIB-Report 20-11) Daniel Rehfeldt, Thorsten Koch PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
SCIP-Jack: An exact high performance solver for Steiner tree problems in graphs and related problems Modeling, Simulation and Optimization of Complex Processes HPSC 2018, LNCS, 2021 Daniel Rehfeldt, Yuji Shinano, Thorsten Koch BibTeX
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Rehfeldt, Dr. Daniel
The SCIP Optimization Suite 8.0 ZIB-Report 21-41 Ksenia Bestuzheva, Mathieu Besançon, Wei-Kun Chen, Antonia Chmiela, Tim Donkiewicz, Jasper van Doornmalen, Leon Eifler, Oliver Gaul, Gerald Gamrath, Ambros Gleixner, Leona Gottwald, Christoph Graczyk, Katrin Halbig, Alexander Hoen, Christopher Hojny, Rolf van der Hulst, Thorsten Koch, Marco Lübbecke, Stephen J. Maher, Frederic Matter, Erik Mühmer, Benjamin Müller, Marc E. Pfetsch, Daniel Rehfeldt, Steffan Schlein, Franziska Schlösser, Felipe Serrano, Yuji Shinano, Boro Sofranac, Mark Turner, Stefan Vigerske, Fabian Wegscheider, Philipp Wellner, Dieter Weninger, Jakob Witzig PDF
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Rehfeldt, Dr. Daniel
2020
A Physarum-Inspired Algorithm for Minimum-Cost Relay Node Placement in Wireless Sensor Networks IEEE/ACM Transactions on Networking, 2020 Yahui Sun, Daniel Rehfeldt, Marcus Brazil, Doreen Thomas, Saman Halgamuge BibTeX
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Rehfeldt, Dr. Daniel
An exact high performance solver for Steiner tree problems in graphs and related problems Modeling, Simulation and Optimization of Complex Processes HPSC 2018, Springer, 2020 Thorsten Koch, Daniel Rehfeldt, Yuji Shinano BibTeX
Rehfeldt, Dr. Daniel
BEAM-ME: Accelerating Linear Energy Systems Models by a Massively Parallel Interior Point Method NIC Symposium 2020, pp. 345-352, Vol.50, NIC Series, 2020 Thomas Breuer, Michael Bussieck, Karl-Kien Cao, Fred Fiand, Hans-Christian Gils, Ambros Gleixner, Dmitry Khabi, Nils Kempke, Thorsten Koch, Daniel Rehfeldt, Manuel Wetzel BibTeX
Rehfeldt, Dr. Daniel
First Experiments with Structure-Aware Presolving for a Parallel Interior-Point Method Operations Research Proceedings 2019, pp. 105-111, 2020 (preprint available as ZIB-Report 19-39) Ambros Gleixner, Nils-Christian Kempke, Thorsten Koch, Daniel Rehfeldt, Svenja Uslu PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
Optimal Connected Subgraphs: Formulations and Algorithms ZIB-Report 20-23 Daniel Rehfeldt, Henriette Franz, Thorsten Koch PDF
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Rehfeldt, Dr. Daniel
2019
An Easy Way to Build Parallel State-of-the-art Combinatorial Optimization Problem Solvers: A Computational Study on Solving Steiner Tree Problems and Mixed Integer Semidefinite Programs by using ug[SCIP-*,*]-libraries Proceedings of the 9th IEEE Workshop Parallel / Distributed Combinatorics and Optimization, pp. 530-541, 2019 (preprint available as ZIB-Report 19-14) Yuji Shinano, Daniel Rehfeldt, Tristan Gally PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
BEAM-ME: Ein interdisziplinärer Beitrag zur Erreichung der Klimaziele OR-News : das Magazin der GOR, pp. 6-8, 2019 Thomas Breuer, Michael Bussieck, Frederik Fiand, Karl-Kiên Cao, Hans Christian Gils, Manuel Wetzel, Ambros Gleixner, Thorsten Koch, Daniel Rehfeldt, Dmitry Khabi BibTeX
Rehfeldt, Dr. Daniel
Building Optimal Steiner Trees on Supercomputers by Using up to 43,000 Cores Integration of Constraint Programming, Artificial Intelligence, and Operations Research. CPAIOR 2019, pp. 529-539, Vol.11494, LNCS, 2019 (preprint available as ZIB-Report 18-58) Yuji Shinano, Daniel Rehfeldt, Thorsten Koch PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
Combining NP-Hard Reduction Techniques and Strong Heuristics in an Exact Algorithm for the Maximum-Weight Connected Subgraph Problem SIAM Journal on Optimization, 29(1), pp. 369-398, 2019 (preprint available as ZIB-Report 17-45) Daniel Rehfeldt, Thorsten Koch PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
Reduction Techniques for the Prize-Collecting Steiner Tree Problem and the Maximum-Weight Connected Subgraph Problem Networks, Vol.73, pp. 206-233, 2019 (preprint available as ZIB-Report 16-47) Daniel Rehfeldt, Thorsten Koch, Stephen J. Maher PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
2018
Optimizing Large-Scale Linear Energy System Problems with Block Diagonal Structure by Using Parallel Interior-Point Methods Operations Research Proceedings 2017, pp. 641-647, 2018 (preprint available as ZIB-Report 17-75) Thomas Breuer, Michael Bussieck, Karl-Kien Cao, Felix Cebulla, Frederik Fiand, Hans Christian Gils, Ambros Gleixner, Dmitry Khabi, Thorsten Koch, Daniel Rehfeldt, Manuel Wetzel PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
Reduction-based exact solution of prize-collecting Steiner tree problems ZIB-Report 18-55 Daniel Rehfeldt, Thorsten Koch PDF
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Rehfeldt, Dr. Daniel
SCIP-Jack—a solver for STP and variants with parallelization extensions: An update Operations Research Proceedings 2017, pp. 191-196, 2018 (preprint available as ZIB-Report 18-05) Daniel Rehfeldt, Thorsten Koch PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
The SCIP Optimization Suite 6.0 ZIB-Report 18-26 Ambros Gleixner, Michael Bastubbe, Leon Eifler, Tristan Gally, Gerald Gamrath, Robert Lion Gottwald, Gregor Hendel, Christopher Hojny, Thorsten Koch, Marco Lübbecke, Stephen J. Maher, Matthias Miltenberger, Benjamin Müller, Marc Pfetsch, Christian Puchert, Daniel Rehfeldt, Franziska Schlösser, Christoph Schubert, Felipe Serrano, Yuji Shinano, Jan Merlin Viernickel, Matthias Walter, Fabian Wegscheider, Jonas T. Witt, Jakob Witzig PDF
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Rehfeldt, Dr. Daniel
Transformations for the Prize-Collecting Steiner Tree Problem and the Maximum-Weight Connected Subgraph Problem to SAP Journal of Computational Mathematics, 36(3), pp. 459-468, 2018 (preprint available as ZIB-Report 16-36) Daniel Rehfeldt, Thorsten Koch PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
2017
Generalized preprocessing techniques for Steiner tree and maximum-weight connected subgraph problems ZIB-Report 17-57 Daniel Rehfeldt, Thorsten Koch PDF
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Rehfeldt, Dr. Daniel
SCIP-Jack – A solver for STP and variants with parallelization extensions Mathematical Programming Computation, 9(2), pp. 231-296, 2017 (preprint available as ZIB-Report 16-41) Gerald Gamrath, Thorsten Koch, Stephen J. Maher, Daniel Rehfeldt, Yuji Shinano PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
The SCIP Optimization Suite 4.0 ZIB-Report 17-12 Stephen J. Maher, Tobias Fischer, Tristan Gally, Gerald Gamrath, Ambros Gleixner, Robert Lion Gottwald, Gregor Hendel, Thorsten Koch, Marco Lübbecke, Matthias Miltenberger, Benjamin Müller, Marc Pfetsch, Christian Puchert, Daniel Rehfeldt, Sebastian Schenker, Robert Schwarz, Felipe Serrano, Yuji Shinano, Dieter Weninger, Jonas T. Witt, Jakob Witzig PDF
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Rehfeldt, Dr. Daniel
The SCIP Optimization Suite 5.0 ZIB-Report 17-61 Ambros Gleixner, Leon Eifler, Tristan Gally, Gerald Gamrath, Patrick Gemander, Robert Lion Gottwald, Gregor Hendel, Christopher Hojny, Thorsten Koch, Matthias Miltenberger, Benjamin Müller, Marc Pfetsch, Christian Puchert, Daniel Rehfeldt, Franziska Schlösser, Felipe Serrano, Yuji Shinano, Jan Merlin Viernickel, Stefan Vigerske, Dieter Weninger, Jonas T. Witt, Jakob Witzig PDF
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Rehfeldt, Dr. Daniel
2016
PySCIPOpt: Mathematical Programming in Python with the SCIP Optimization Suite Mathematical Software – ICMS 2016, pp. 301-307, Vol.9725, Lecture Notes in Computer Science, 2016 (preprint available as ZIB-Report 16-64) Stephen J. Maher, Matthias Miltenberger, João Pedro Pedroso, Daniel Rehfeldt, Robert Schwarz, Felipe Serrano PDF (ZIB-Report)
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Rehfeldt, Dr. Daniel
The SCIP Optimization Suite 3.2 ZIB-Report 15-60 Gerald Gamrath, Tobias Fischer, Tristan Gally, Ambros Gleixner, Gregor Hendel, Thorsten Koch, Stephen J. Maher, Matthias Miltenberger, Benjamin Müller, Marc Pfetsch, Christian Puchert, Daniel Rehfeldt, Sebastian Schenker, Robert Schwarz, Felipe Serrano, Yuji Shinano, Stefan Vigerske, Dieter Weninger, Michael Winkler, Jonas T. Witt, Jakob Witzig PDF
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Rehfeldt, Dr. Daniel
2015
A Generic Approach to Solving the Steiner Tree Problem and Variants Master's thesis, Technische Universität Berlin, Thorsten Koch (Advisor), 2015 Daniel Rehfeldt PDF
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Rehfeldt, Dr. Daniel
2014
SCIP-Jack - A massively parallel STP solver ZIB-Report 14-35 Gerald Gamrath, Thorsten Koch, Daniel Rehfeldt, Yuji Shinano PDF
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Rehfeldt, Dr. Daniel