Hendel, Dr. Gregor

Position:

Guest

Room:

4351

Division:

Mathematical Algorithmic Intelligence

Department:

AI in Society, Science, and Technology (AIS²T)

Research group:

Mathematical Optimization Methods

Mail:

hendel

zib.de

Phone:

+49 30 84185 - 192

Fax:

+49 30 84185 - 269

Personal website:

http://www.zib.de/hendel

Projects

Member

MODAL-SynLab

Linear, Integer, and Constraint Programming

Publications

2021 2020 2019 2018 2017 2016 2015 2014 2013 2011

2021
Gregor Hendel, Daniel Anderson, Pierre Le Bodic, Marc Pfetsch	Estimating the Size of Branch-And-Bound Trees	INFORMS Journal on Computing, 2021 (preprint available as ZIB-Report 20-02)	PDF (ZIB-Report) BibTeX DOI
Ambros Gleixner, Gregor Hendel, Gerald Gamrath, Tobias Achterberg, Michael Bastubbe, Timo Berthold, Philipp M. Christophel, Kati Jarck, Thorsten Koch, Jeff Linderoth, Marco Lübbecke, Hans Mittelmann, Derya Ozyurt, Ted Ralphs, Domenico Salvagnin, Yuji Shinano	MIPLIB 2017: Data-Driven Compilation of the 6th Mixed-Integer Programming Library	Mathematical Programming Computation, 13(3), pp. 443-490, 2021	BibTeX DOI
2020
Gerald Gamrath, Daniel Anderson, Ksenia Bestuzheva, Wei-Kun Chen, Leon Eifler, Maxime Gasse, Patrick Gemander, Ambros Gleixner, Leona Gottwald, Katrin Halbig, Gregor Hendel, Christopher Hojny, Thorsten Koch, Pierre Le Bodic, Stephen J. Maher, Frederic Matter, Matthias Miltenberger, Erik Mühmer, Benjamin Müller, Marc Pfetsch, Franziska Schlösser, Felipe Serrano, Yuji Shinano, Christine Tawfik, Stefan Vigerske, Fabian Wegscheider, Dieter Weninger, Jakob Witzig	The SCIP Optimization Suite 7.0	ZIB-Report 20-10	PDF BibTeX URN
2018
Gregor Hendel, Matthias Miltenberger, Jakob Witzig	Adaptive Algorithmic Behavior for Solving Mixed Integer Programs Using Bandit Algorithms	OR 2018: International Conference on Operations Research, Operations Research 2018 Proceedings, 2018 (accepted for publication, preprint available as ZIB-Report 18-36)	PDF (ZIB-Report) BibTeX
Gregor Hendel	Adaptive Large Neighborhood Search for Mixed Integer Programming	Mathematical Programming Computation, 2018 (under review, preprint available as ZIB-Report 18-60)	PDF (ZIB-Report) BibTeX
Daniel Anderson, Gregor Hendel, Pierre Le Bodic, Jan Merlin Viernickel	Clairvoyant Restarts in Branch-and-Bound Search Using Online Tree-Size Estimation	AAAI-19: Proceedings of the Thirty-Third AAAI Conference on Artificial Intelligence, 2018 (accepted for publication, preprint available as ZIB-Report 19-11)	PDF (ZIB-Report) BibTeX
Alexander Georges, Ambros Gleixner, Gorana Gojic, Robert Lion Gottwald, David Haley, Gregor Hendel, Bartlomiej Matejczyk	Feature-Based Algorithm Selection for Mixed Integer Programming	ZIB-Report 18-17	PDF BibTeX URN
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	The SCIP Optimization Suite 6.0	ZIB-Report 18-26	PDF BibTeX URN
2017
Timo Berthold, Gregor Hendel, Thorsten Koch	From feasibility to improvement to proof: three phases of solving mixed-integer programs	Optimization Methods and Software, 33(3), pp. 499-517, 2017 (preprint available as ZIB-Report 16-78)	PDF (ZIB-Report) BibTeX DOI
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	The SCIP Optimization Suite 4.0	ZIB-Report 17-12	PDF PDF BibTeX URN
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	The SCIP Optimization Suite 5.0	ZIB-Report 17-61	PDF BibTeX URN
2016
Gregor Hendel	Exploiting Solving Phases for Mixed-Integer Programs	Operations Research Proceedings 2015, pp. 3-9, 2016 (preprint available as ZIB-Report 15-64)	PDF (ZIB-Report) BibTeX DOI
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	The SCIP Optimization Suite 3.2	ZIB-Report 15-60	PDF BibTeX URN
2015
Gregor Hendel	Enhancing MIP Branching Decisions by Using the Sample Variance of Pseudo Costs	Integration of AI and OR Techniques in Constraint Programming, pp. 199-214, Vol.9075, Lecture Notes in Computer Science, 2015 (preprint available as ZIB-Report 15-28)	PDF (ZIB-Report) BibTeX DOI
2014
Gregor Hendel	Empirical Analysis of Solving Phases in Mixed Integer Programming	Master's thesis, Technische Universität Berlin, Thorsten Koch, Timo Berthold (Advisors), 2014	PDF BibTeX URN
Timo Berthold, Gregor Hendel	Shift-and-Propagate	Journal of Heuristics, 21(1), pp. 73-106, 2014 (preprint available as ZIB-Report 13-03)	PDF (ZIB-Report) BibTeX DOI
2011
Gregor Hendel	New Rounding and Propagation Heuristics for Mixed Integer Programming	Bachelor's thesis, Technische Universität Berlin, 2011	PDF BibTeX URN
Gregor Hendel, Timo Berthold, Tobias Achterberg	Rounding and Propagation Heuristics for Mixed Integer Programming	Operations Research Proceedings 2011, pp. 71-76, 2011 (preprint available as ZIB-Report 11-29)	PDF (ZIB-Report) BibTeX