| Vortragende*r | Universität | Termin | Raum | Thema |
|---|---|---|---|---|
| Maria Specht | TU Dortmund | Mi, 14.08.24, 16:00-17:00 | M/515 | Effiziente Algorithmen für Bilevel-Selection-Probleme |
| Vortragende*r | Universität | Termin | Raum | Thema |
|---|---|---|---|---|
| Lowig Tapio Duer | TU Dortmund | Do, 11.07.24, 14:15-15:15 | M/515 | The Complexity of Stochastic Bilevel Optimization |
| Fabian Dreyer | TU Dortmund | Di, 20.02.24, 15:00-16:00 | M/515 | Non-Linear Combinatorial Optimization Under Budgeted Uncertainty |
| Fabio Plattfaut | TU Dortmund | Mo, 05.02.24, 16:00-17:00 | M/515 | Robust Combinatorial Optimization under Generalized Budget Constraints |
| Pia Schreynemackers | TU Dortmund | Mi, 23.08.23, 13:00-14:00 | M/515 | Karton Set Optimierung – Komplexität und Lösungsansätze |
| Maja Hügging | TU Dortmund | Mi, 09.08.23, 10:30-11:30 | M/515 | Optimization over combinatorial structures subject to bounded variation |
| Jannik Wehler | TU Dortmund | Mi, 09.08.23, 13:30-14:30 | M/515 | Simultane Optimierung über zwei Matroide |
| Christoph Buchheim | TU Dortmund | Di, 08.08.23, 14:00-15:00 | M/515 | Extended Formulations for Binary Optimal Control Problems |
| Hendrik Becker | TU Dortmund | Mi, 12.07.23, 13:00-14:00 | M/515 | Semidefinite Relaxierungen für das Graph Partitioning Problem |
| Diane Puges | Universität Klagenfurt | Mi, 10.05.23, 14:00-15:00 | M/515 | Semidefinite Relaxations for the Cutwidth Minimization Problem |
| Prof. Dr. Angelika Wiegele | Universität zu Köln/Universität Klagenfurt | Mi, 19.04.23, 13:00-14:00 | M/515 | SDP based methods for computing the edge expansion of a graph |
| Frank de Meijer | Tilburg University | Mi., 08.02.23, 12:00-13:00 | M/515 | Chvátal-Gomory Cuts for Integer Semidefinite Programs with Applications in Combinatorial Optimization |
| Dr. Felix Hommelsheim | Universität Bremen | Do., 02.02.23, 15:00-16:00 | M/515 | Improved Approximation Algorithms for the Expanding Search Problem |
| Lara Lepke | TU Dortmund | Di., 20.12.22, 14:00-14:45 | M/515 | Generalized Hitting Set Problems for Intervals |
| Nina Danlowski | TU Dortmund | Do., 08.12.22, 15:00-15:45 | M/515 | Optimierung auf chordalen Graphen |
| Nils Makoschey | TU Dortmund | Di., 19.07.22, 16:30-17:15 | M/515 | Lower Bounds for the Quadratic Semi-Assignment Problem |
| Malena Münker | TU Dortmund | Do., 14.07.22, 16:30-17:15 | M/515 | Komplexität von Bilevel-Rucksackproblemen |
| Jonas Haldimann | TU Dortmund | Do., 07.07.22, 16:30-17:15 | M/515 | Vergleich zweier Algorithmen zur Optimierung binärer Sequenzen mit beschränkter Variation |
| Marianna De Santis | Sapienza University of Rome | Fr., 24.06.22, 12:00-13:00 | M/515 | Sequential Penalty Methods for Mixed Integer Programs |
| Dr. Paolo Paronuzzi | University of Bologna, Italy | Di., 24.05.22, 16:00-17:00 | M/515 | Chance Constraint Problems with Integer Scenario Variables |
| Komal Muluk | RWTH Aachen | Di., 24.05.22, 15:00-16:00 | M/515 | On the complexity of bilevel assignment problem |
| Marc Matenia | TU Dortmund | Mo., 25.04.22, 16:00-17:00 | online | Minimization of the Total Variation on a Discrete Two-Dimensional Grid |
| Dr. Felix Hommelsheim | Universität Bremen | Do., 07.04.22, 14:30-15:30 | M/515 | Improved Approximation Algorithms for the Matching Augmentation Problem |
| Dr. Jannis Kurtz | Universität Siegen | Mi., 20.10.21, 14:00-15:00 | M/511 | New Complexity Results and Algorithms for Min-max-min Robust Combinatorial Optimization |
| Marius Defitowski | TU Dortmund | Di., 19.10.21, 15:30-16:30 | online | Sum-Up-Rounding Over General Polytopes |
| Lukas Wissing | TU Dortmund | Di., 19.10.21, 14:30-15:30 | online | Speed and battery optimization for delivery robots |
| Maja Hügging | TU Dortmund | Fr., 13.08.21, 14:00-15:00 | online | Polyhedral investigation of combinatorial switching constraints |
| Hannah Porck | TU Dortmund | Mi., 04.08.21, 10:30-11:30 | online | Decomposition Approaches for a Bilevel Hub Location Problem |
| René Potthoff | TU Dortmund | Mi., 04.08.21, 09:30-10:30 | online | Minimum Dwell Time Constraints for Multiple Discrete Switches |
| Paul Manns | Argonne National Laboratory | Mi., 14.07.21, 10:00-11:00 | online | Sequential Integer Linear Programming for Integer Optimal Control |
| Nicolò Gusmeroli | TU Dortmund | Mi., 07.07.21, 10:00-11:00 | online | An Exact Penalty Method over Discrete Sets to Solve Binary Quadratic Problems |
| Sharon Dohms | TU Dortmund | Mi., 30.06.21, 10:30-11:30 | online | Identifikation von Engpässen des Verkehrsstroms an einem logistischen Umschlagsknoten |
| Melanie Schlütter | TU Dortmund | Mi., 09.06.21, 10:30-11:30 | online | Tractable Special Cases of the Bilevel Minimum Spanning Tree Problem |
| Daniel Kohl | TU Dortmund | Mi., 21.04.21, 10:30-11:30 | online | Approximationsalgorithmen für das Robuste Spannbaumproblem |
| Nicolò Gusmeroli | TU Dortmund | Mi., 17.03.21, 12:00-13:00 | online | Introduction to the Edge Expansion Problem |
| Kristina Hartmann | TU Dortmund | Mi., 24.02.21, 10:30-11:30 | online | The Robust Bilevel Selection Problem |
| Alexandra Grütering | TU Dortmund | Mi., 17.02.21, 10:30-11:30 | online | Convex relaxations of PDE-constrained optimization problems with combinatorial switching constraints |
| Jonas Wiesen | TU Dortmund | Mi., 03.02.21, 10:30-11:30 | online | Approximation Algorithms for Two-stage Network Design Optimization |
| Jannik Irmai | TU Dortmund | Mi., 27.01.21, 10:30-11:30 | online | The Stochastic Bilevel Selection Problem |
| Dorothee Henke | TU Dortmund | Mi., 20.01.21, 10:30-11:30 | online | On the Complexity of the Bilevel Minimum Spanning Tree Problem |
| Enrico Bettiol | TU Dortmund | Mi., 13.01.21, 10:30-11:30 | online | BQP Relaxation for BQCQP with Sparsity |
| Benjamin Diez | TU Dortmund | Mi., 06.01.21, 10:30-11:30 | online | Approximationsalgorithmen für das Robuste Spannbaumproblem |
| Maren Poth | TU Dortmund | Mi., 02.12.20, 10:30-11:30 | online | The Bilevel Spanning Tree Problem with Mutiple Followers |
| Felix Hommelsheim | TU Dortmund | Mi., 18.11.20, 10:30-11:30 | online | Pandora's Box Problem and some Related Problems |
| Diane Puges | TU Dortmund/CEDRIC-CNAM | Mi., 04.11.20, 14:00-15:00 | online | Computing Tight Non-linear Underestimators for Box-constrained Polynomial Programs |
| Nicklas Klein | TU Dortmund | Mo., 19.10.20, 16:00-17:00 | online | Online Profitable Tour Problem with Stochastic Demands |
| Annika Müller | TU Dortmund | Mo., 10.08.20, 17:00-18:00 | online | Discrete Material Optimization |
| Pia Schreynemackers | TU Dortmund | Mo., 10.08.20, 16:00-17:00 | online | Combinatorial Optimization with Indicator Variables |
| Maja Hügging | TU Dortmund | Mo., 10.08.20, 15:00-16:00 | online | The Bilevel Continuous Knapsack Problem with Uncertain Weights |
| Luise Warwel | TU Dortmund | Do., 06.08.20, 11:00-12:00 | online | The Stochastic Bilevel Continuous Knapsack Problem |
| Nils Makoschey | TU Dortmund | Di., 30.06.20, 17:00-18:00 | online | Exakte Verfahren für das Vehicle-Routing-Problem mit Zeitfenstern |
| Jasmin Hirschmann | TU Dortmund | Fr., 19.06.20, 15:45-16:45 | online | Vollständige Beschreibung von Min-Up/Min-Down Polytopen |
| Sascha Milkert | TU Dortmund | Mi., 03.06.20, 17:00-18:00 | online | Minimale 2-kantenzusammenhängende aufspannende Untergraphen |
| Felix Hommelsheim | TU Dortmund | Di., 03.03.20, 14:30-15:30 | M/515 | Flexible Graph Connectivity: Approximating Network Design Problems Between 1- and 2-connectivity |
| Matthias Lingemann | TU Dortmund | Di., 18.02.20, 14:00-15:00 | M/515 | The Bilevel Continuous Knapsack Problem under Uncertainty |
| Lukas Wissing | TU Dortmund | Mi., 05.02.20, 10:30-11:30 | M/515 | Exakte und approximative Verfahren für das robuste Rucksackproblem |
| Federica Bomboi | TU Dortmund/Università di Cagliari | Di., 28.01.20, 14:00-15:00 | M/515 | New Routing Problems with possibly correlated travel times |
| Enrico Bettiol | TU Dortmund | Di., 28.01.20, 15:00-16:00 | M/515 | Matrix generation algorithms for binary quadratically constrained quadratic problems |
| Dorothee Henke | TU Dortmund | Mi., 18.12.19, 15:30-16:30 | M/515 | The bilevel continuous knapsack problem with uncertain follower’s objective |
| Jasmin Li | TU Dortmund | Mi., 18.12.19, 16:30-17:30 | M/515 | Exakte Algorithmen für das Set-Covering-Problem |
| Lara Lepke | TU Dortmund | Mi., 04.12.19, 16:30-17:30 | M/515 | Das Online Traveling Salesman Problem |
| Alexandra Grütering | TU Dortmund | Mi., 20.11.19, 10:00-11:00 | M/515 | PDE-constrained Combinatorial Optimization Under Uncertainty |
| Nicolò Gusmeroli | TU Dortmund/Universität Klagenfurt | Di., 15.10.19, 16:00-17:00 | M/515 | Solving binary quadratic problems: EXPEDIS |
| Aleksandar Margetic | TU Dortmund | Di., 15.10.19, 15:00-16:00 | M/515 | Bilevel Hub Location Problems |
| Jana Küpper | TU Dortmund | Mo., 30.09.19, 15:00-16:00 | M/515 | Bulk-Robust Shortest Paths Subject to Chance Constraints |
| Marc Matenia | TU Dortmund | Di., 30.07.19, 16:00-17:00 | M/515 | Approximationsverfahren für Netzwerkdesignprobleme |
| Felix Hommelsheim | TU Dortmund | Fr., 05.07.19, 11:00-12:00 | M/515 | Robust Spanning Trees |
| Enrico Bettiol | TU Dortmund | Mi., 29.05.19, 13:00-14:00 | M/515 | Decomposition Methods fo Quadratic Programming |
| Hannes Klegrewe | TU Dortmund | Di., 23.04.19, 16:00-16:30 | M/515 | Randomized strategies for robust optimization |
| Nick Mertens | TU Dortmund | Mi., 17.04.19, 11:00-12:00 | M/515 | Solving MINLPs by Simultaneous Convexification |
| Nick Mertens | TU Dortmund | Do., 21.02.19, 10:30-11:30 | M/515 | Problem Specifique Bound Tightening for MINLPs |
| Leonie Reicherz | TU Dortmund | Mi., 13.02.19, 14:00-15:00 | M/515 | Vehicle routing problems with three-dimensional loading constraints |
| Kristina Hartmann | TU Dortmund | Do., 20.12.18, 14:00-15:00 | M/515 | Approximationsalgorithmen für stochastische kombinatorische Optimierungsprobleme |
| Dorothee Henke | TU Dortmund | Do., 06.12.18, 10:30-11:30 | M/515 | A Linear Programming Relaxation with Cycles for the Asymmetric Traveling Salesman Problem |
| Philipp Speckenmeyer | TU Dortmund | Di., 18.09.18, 11:30-12:30 | M/515 | Active Set Methods for Robust Combinatorial Optimization under Ellipsoidal Uncertainty |
| Gerard Philip Haufe | TU Dortmund | Do., 20.09.18, 15:00-16:00 | M/515 | Das Feuerwehrproblem auf Graphen mit wenigen Kreisen |
| Pia Schreynemackers | TU Dortmund | Mi., 27.06.18, 10:30-11:30 | M/515 | Optimierung von Funktionen niedrigen Rangs über Polytopen |
| Nicklas Klein | TU Dortmund | Mi., 27.06.18, 11:30-12:30 | M/515 | Berechnung von Regenbogen-Mengen mit minimalem Durchmesser |
| Melanie Schlütter | TU Dortmund | Do., 21.06.18, 16:00-17:00 | M/515 | Balancierte und total balancierte Matrizen |
| Gerard Haufe | TU Dortmund | Mi., 13.06.18, 11:30-12:30 | M/515 | Das Firefighter Problem auf Graphen mit wenigen Kreisen |
| Annika Müller | TU Dortmund | Do., 07.06.18, 16:00-17:00 | M/515 | Konvexe Einhüllende für ausgewählte Funktionenklassen |
| Aleksandar Margetic | TU Dortmund | Mi., 25.04.18, 11:30-12:30 | M/515 | Nicht stetig differenzierbare Optimierung |
| Stefan Göbel | TU Dortmund | Fr., 13.04.18, 14:00-15:00 | M/515 | Network Flow Problems with Vehicle-Based Costs |
| Dmitri Artjuch | TU Dortmund | Do., 05.04.18, 11:30-12:30 | M/515 | Hub-Location-Probleme unter Berücksichtigung von Ausfallszenarien |
| Felix Hommelsheim | TU Dortmund | Mo., 19.03.18, 15:30-16:30 | M/515 | Robust Matching Augmentation |
| Jana Küpper | TU Dortmund | Mi., 21.02.18, 11:00-12:00 | M/515 | Approximationsalgorithmen für die Bedarfsrobuste Optimierung der Kürzeste-Wege und Minimale-Schnitt-Probleme (Teil 2) |
| Dr. Marianna De Santis | Sapienza University of Rome | Di, 20.02.18, 14:00-15:00 | M/515 | Active Set Frank-Wolfe Variants for Minimization over the Simplex |
| Dr. Jannik Matuschke | TU München | Mi., 24.01.18, 16:15-17:30 | OH 16, R. 205 | Recent Developments in
Robust Network Flows (Der Vortrag findet im Rahmen des GRK 1855 statt) |
| Raoul Müller | TU Dortmund | Mi., 17.01.18, 14:30-15:30 | M/515 | Combinatorial Optimization with Objectives Aggregated by a Norm |
| JProf. Dr. Anja Fischer | TU Dortmund | Di., 19.12.17, 14:00-15:00 | M/515 | Counting Degree Sequences of Spanning Trees in Bipartite Graphs: A Graph Theoretic Proof |
| Dr. Emiliano Traversi | University of Paris 13 | Di., 19.12.17, 13:00-14:00 | M/515 | The Robust Influence Maximization Problem |
| Benedikt Bienhüls | TU Dortmund | Di., 05.12.17, 14:00-15:00 | M/515 | Approximation Algorithms for Certain Classes of Nonlinear Combinatorial Optimization Problems |
| Jana Küpper | TU Dortmund | Di., 05.12.17, 11:30-12:30 | M/515 | Approximationsalgorithmen für die Bedarfsrobuste Optimierung der Kürzeste-Wege und Minimale-Schnitt-Probleme (Teil 1) |
| Florian Hahn | TU Dortmund | Di., 28.11.17, 15:00-16:00 | M/515 | Minimum Diameter Color-Spanning Sets in Graphen |
| Christian van de Logt | TU Dortmund | Di., 28.11.17, 14:00-15:00 | M/515 | Relaxierungsstrategien für HUB Location Probleme (Teil 1) |
| Felix Hommelsheim | TU Dortmund | Di., 21.11.17, 11:30-12:00 | M/515 | Assignment Problems with a few Failure Resources |
| Dr. Moritz Mühlenthaler | TU Dortmund | Di., 14.11.17, 11:30-12:00 | M/515 | st-Connectivity of Common Independent Sets of Matroids |
| Nick Mertens | TU Dortmund | Mi., 08.11.17, 09:30-10:00 | M/515 | Ein Separierungsverfahren auf Basis simultaner Konvexifizierung am Beispiel der Gasnetzwerkoptimierung |
| Alexandra Grütering | TU Dortmund | Di., 24.10.17, 10:00-11:00 | M/515 | Polyedrische Ansätze für robuste bipartite Matchingprobleme mit zwei Ausfallkanten (Teil 2) |
| Federica Bomboi | TU Dortmund | Di., 17.10.17, 14:00-15:00 | M/515 | A truck-and-container routing problem with heterogeneous services |
| Prof. Dr. Christoph Buchheim | TU Dortmund | Di., 10.10.17, 14:00-15:00 | M/515 | Combinatorial Optimization under Nonlinear PDE-constraints |
| Prof. Dr. Oliver Schaudt | RWTH Aachen University | Mo, 18.09.17, 16:00-17:00 | M/E19 | A 7/3-Approximation
Algorithm for Cluster Vertex Deletion
Dieser Vortrag findet im Rahmen des Kolloquiums Optimierung und OR statt. |
| Dr. Jannis Kurtz | TU Dortmund | Mo, 18.09.17, 14:00-15:00 | M/515 | Quadratic Min-max-min Robustness and Hub-Location Problems |
| Leonard Decher | TU Dortmund | Mi, 13.09.17, 13:00-14:00 | M/515 | HUB Location Probleme unter Unsicherheiten |
| Felix Hommelsheim | TU Dortmund | Do, 03.08.17, 10:30-11:30 | M/515 | Demand-robust assignment problems |
| Alexandra Grütering | TU Dortmund | Do, 20.07.17, 09:30-10:30 | M/515 | Polyedrische Ansätze für robuste bipartite Matchingprobleme mit zwei Ausfallkanten (Teil 1) |
| Michael Lohaus | Universität zu Köln | Do, 29.06.17, 09:00-10:00 | M/515 | A Primal-Dual Algorithm for semidefinite Programs applied to the MaxCut SDP |
| Benedikt Bienhüls | TU Dortmund | Mi, 31.05.17, 10:00-11:00 | M/515 | Kreisbestimmung in Graphen mittels 2-zusammenhängender Teilgraphen |
| Prof. Dr. Angelika Wiegele | Universität Klagenfurt | Di, 16.05.17, 10:00-11:00 | M/515 | SDP-bounds for Solving the k-item Quadratic Knapsack Problem |
| Dr. Marianna De Santis | Sapienza University of Rome | Di, 02.05.17, 16:30-17:30 | M/515 | A Dual Step for Improving Alternating Augmented Lagrangian Methods for Semidefinite Programming |
| Julian Porck | TU Dortmund | Fr, 07.04.17, 10:00-11:00 | M/515 | Einfluss von Reihenfolge von Varialben und Nebenbedingungen auf das Lösungsverhalten von globaler Optimierungssoftware (Teil 2) |
| Dr. Matthias Walter | RWTH Aachen | Mi, 08.03.17, 16:30-17:30 | M/614 | Complete Description of Matching Polytopes with One Linearized Quadratic Term for Bipartite Graphs |
| Jonas Prünte | TU Dortmund | Do, 19.01.17, 10:30-11:30 | M/515 | K-Adaptibility in Stochastic Optimization |
| Renke Kuhlmann | Universität Bremen | Do, 19.01.17, 14:00-15:00 | M/515 | The Two Different Interior-Point Strategies of the NLP Solver WORHP |
| Mirko Dahlbeck | TU Dortmund | Do, 03.11.16, 10:30-11:30 | M/515 | Ear decompositions of matching-covered bipartite graphs (Part Two) |
| Dr. Marc Goerigk | Lancaster University Management School | Di, 25.10.16, 16:15-17:15 | OH16, Raum 205 | Robust
Combinatorial Optimisation: Complexity and Approximability
(Abstract) (Der Vortrag findet im Rahmen des GRK 1855 statt) |
| Dr. Moritz Mühlenthaler | TU Dortmund | Mi, 05.10.16, 10:30-11:30 | M/515 | Runtime Analysis of Randomized Search Heuristic for Discrete Problems |
| Jens Birkemeyer | TU Dortmund | Di, 06.09.16, 14:00-15:00 | M/515 | Das Single Allocation HUB Location Problem (Teil 2) |
| Ronald Hund | TU Dortmund | Di, 02.08.16, 13:00-13:45 | M/614 | Stückweise lineare Approximationstechniken für nichtlineare Optimierungsprobleme (Teil 2) |
| Max Szafranski | TU Dortmund | Do, 07.07.16, 11:00-12:00 | M/515 | Breakpoints in der kombinatorischen Optimierung unter ellipsoidaler Unsicherheit |
| Ulrike Reck | TU Dortmund | Do, 28.07.16, 11:00-12:00 | M/515 | Untere Schranken für das quadratische minimale Spannbaumproblem |
| Benjamin Schmidt | TU Dortmund | Do, 28.07.16, 10:00-11:00 | M/515 | Robust Solution of Single Allocation Hub Location Problems |
| Julian Porck | TU Dortmund | Do, 21.07.16, 11:00-11:40 | M/515 | Einfluss der
Reihenfolge von Variablen und Nebenbedingungen auf das
Lösungsverhalten von globaler Optimierungssoftware (Teil 1) |
| Viktor Bindewald | TU Dortmund | Mi, 29.06.16, 10:00-11:00 | M/515 | Robust Assignments via Ear Decompositions and Randomized Rounding |
| Philipp Speckenmeyer | TU Dortmund | Mi, 15.06.16, 14:15-15:15 | M/515 | Robuste und multikriterielle Varianten des Minimalschnittproblems |
| Mirko Dahlbeck | TU Dortmund | Do, 02.06.16, 11:00-11:45 | M/515 | Ohrenzerlegungen für matching-covered Graphen (Teil 1) |
| Ronald Hund | TU Dortmund | Fr, 20.05.16, 11:45-12:30 | M/515 | Stückweise lineare Approximationstechniken für nichtlineare Optimierungsprobleme |
| Jens Birkemeyer | TU Dortmund | Fr, 20.05.16, 11:00-11:45 | M/515 | Das Single Allocation HUB Location Problem (Teil 1) |
| Dr. Borzou Rostami | TU Dortmund | Fr, 13.05.16, 11:00-12:00 | M/515 | Langrangean decomposition approach for single allocation hub location problems with multiple capacity levels |
| Dr. Michael Poss | Laboratoire d'Informatique, de Robotique et de Microelectronique de Montpellier |
Mi, 20.04.16, 16:15-17:15 | OH16 R.205 |
Robust Scheduling with Budgeted Uncertainty (Der Vortrag findet im Rahmen des GRK 1855 statt) |
| Prof. Dr. Armin Fügenschuh | Helmut-Schmidt Universität Hamburg | Mo, 18.04.16, 13:30-14:30 | M/614 | Design Issues for Magnetic Rulers
(Der Vortrag findet im Rahmen des SFB/Transregio 63 InPROMPT statt) |
| Daniel Möller | TU Dortmund | Do, 31.03.16, 11:00-12:00 | M/515 | Min-max-min Robust Optimization with Constraint-Uncertainty |
| Matthias Dziuron | TU Dortmund | Do, 31.03.16, 10:00-11:00 | M/515 | Robust 0–1 Optimization under Ellipsoidal Uncertainty |
| Dr. Timm Oertel | ETH Zürich | Di, 24.11.15, 12:15-13:15 | M/911 | Center-points: Link between Discrete Geometry and Optimization |
| Matthias Walter | Otto-von-Guericke-Universität Magdeburg |
Mi, 11.11.15, 11:11-12:12 | SRG 3.031 | Investigating Polyhedra by Oracles |
| Sven Wiese | DEI, University of Bologna, Italy | Di, 10.11.15, 12:15-13:15 | M/911 | Indicator Constraints in Mixed Integer Programming |
| Dr.-Ing. Moritz Mühlenthaler | Friedrich-Alexander-Universität Erlangen-Nürnberg |
Di, 03.11.15, 12:00-13:00 | M/614 | Reconfiguration Problems |
| Viktor Bindewald | TU Dortmund | Mo, 02.11.15, 17:00-18:00 | M/515 | Matching-covered graphs and the Robust Matching Problem |
| Bernd Spital | TU Dortmund | Mi, 28.10.15, 11:00-12:00 | M/515 | Multiobjective Shortest Path Problem |
| Christoph Buchheim | TU Dortmund | Mi, 14.10.15, 11:00-12:00 | M/515 | Combinatorial Optimal Control of Semilinear Elliptic PDEs |
| André Chassein | TU Kaiserslautern | Mi, 30.09.15, 16:00-17:00 | M/515 | Reliable Shortest Path Problems |
| Alexander Matthaei | TU Dortmund | Di, 29.09.15, 15:00-16:00 | M/515 | Constrained Polynomial Optimization Based on Separable Underestimators |
| Patrick Segieth | TU Dortmund | Di, 29.09.15, 14:30-15:00 | M/515 | Decomposition Approaches for the Quadratic Assignment Problem |
| Nadine Kapias | TU Dortmund | Di, 29.09.15, 14:00-14:30 | M/515 | Lower Bounds for the Quadratic Assignment Problem |
| Fabian König | TU Dortmund | Mo, 31.08.15, 14:00-15:00 | M/515 | Komplexität quadratischer kombinatorischer Optimierungsprobleme |
| Maik Cipa | TU Dortmund | Do, 09.07.15, 11:00-12:00 | M/515 | Ableitungsfreie Optimierung mit ganzzahligen Variablen |
| Dr. Marianna De Santis | TU Dortmund | Do, 02.07.15, 10:00-11:00 | M/515 | A Frank-Wolfe Based Branch-and-Bound Algorithm for Mean-Risk Portfolio Optimization Problems |
| Prof. Dr. Sebastian Sager | Otto-von-Guericke-Universität Magdeburg | Mi, 01.07.15, 16:15-17:15 | OH16/205 | Optimization-based Support and Training of Clinical Decision Making (im Rahmen des GRK 1855) |
| Elisabeth Rodriguez Heck | University of Liege | Di, 23.06.15, 15:45-16:45 | M/515 | Linearization and quadratization approaches for non-linear 0-1 optimization |
| Dr. Lars Schewe | Friedrich-Alexander-Universität Erlangen-Nürnberg | Fr, 22.05.15, 9:00-10:00 | M/611 | Gemischt-ganzzahlige nichtlineare Optimierung in der Gasnetzoptimierung (im Rahmen des 6. Kolloquiums des SFB/TR 63 "InPROMPT") |
| Borzou Rostami | TU Dortmund | Mo, 11.05.15, 14:00-15:00 | M/515 | Lower Bounding Procedures for the Single Allocation Hub Location Problem |
| Felix Woller | TU Dortmund | Fr, 20.02.15, 14:00-15:00 | M/515 | Untersuchung von Graver-Basen von Knoten-Kanten-Inzidenzmatrizen |
| Ewald Tews | TU Dortmund | Fr, 20.02.15, 11:00-12:00 | M/515 | Boundtightening-Strategien für MINLPs mit quadratischen Nebenbedingungen |
| Katrin Maletzki | TU Dortmund | Fr, 20.02.15, 10:00-11:00 | M/515 | Min-max-min robust knapsack problems |
| Jannis Kurtz | TU Dortmund | Do, 29.01.15, 10:30-11:30 | M/515 | Min-Max-Min Robustness |
| Philipp Hungerländer | TU Dortmund | Do, 29.01.15, 09:45-10:30 | M/515 | Exact Approaches to Row Layout Problems |
| Nick Mertens | TU Dortmund | Do, 22.01.15, 10:45-11:15 | M/515 | Global Optimization of Integrated Liquid Multiphase Systems |
| Viktor Bindewald | TU Dortmund | Do, 22.01.15, 10:15-10:45 | M/515 | Robust Perfect Matchings |
| Dr. Stefan Vigerske | GAMS Software GmbH | Mi, 19.11.14, 16:30-17:30 | M/E19 | Global Optimization at GAMS (im Rahmen des SFB/TR 63 InPROMPT-Kolloquiums) |
| Anja Fischer | TU Dortmund | Do, 06.11.14, 10:00-11:00 | M/515 | Matroids like upwards completeness |
| Renke Schäfer | Universität Bremen | Fr, 29.08.14, 13:00-14:00 | M/515 | Mixed-Integer Optimalsteuerung |
| Ewald Tews | TU Dortmund | Do, 28.08.14, 10:30-11:30 | M/515 | Bound-Tightening-Strategien für Mixed-Integer Nonlinear Programs |
| Thomas Maifeld | TU Dortmund | Mi, 20.08.14, 11:00-12:00 | M/515 | Der Min-Max-Regret Ansatz für robuste kombinatorische Optimierung |
| Marianna De Santis | TU Dortmund | Mi, 23.07.14, 11:00-12:00 | M/515 | A Feasible Active Set Method with Reoptimization for Convex Quadratic Mixed-Integer Programming |
| Julian Kolbrink | TU Dortmund | Fr, 04.07.14, 10:00-11:00 | M/515 | Gültige Ungleichungen für das kubische TSP |
| Jonas Ide | Universität Göttingen | Do, 03.07.14, 11:00-12:00 | M/515 | Concepts of Robustness for Uncertain Multi-Objective Optimization |
| Lisa-Marie Witte | TU Dortmund | Fr, 27.06.14, 10:00-11:00 | M/515 | Eigenschaften des semi-continuous Knapsack-Problems |
| Katharina Lechtenberg | TU Dortmund | Fr, 23.05.14, 10:30-11:30 | M/515 | Kombinatorische Optimierung mit einem quadratischen Term: Branchings und Arboreszenzen |
| Johannes Thewes | TU Dortmund | Fr, 23.05.14, 09:30-10:30 | M/515 | Vergleich von Formulierungen beim quadratischen TSP |
| Elias Kuthe | TU Dortmund | Mi, 21.05.14, 13:00-14:00 | M/515 | Automated compensation of form errors: On neighborhood structures for the isometric registration of scanned surface data |
| Borzou Rostami | Politecnico di Milano | Mi, 21.05.14, 10:00-11:00 | M/515 | Reformulation and Decomposition Approaches for Quadratic zero-one Problems |
| Marianna De Santis | TU Dortmund | Mi, 14.05.14, 15:30-16:30 | M/515 | An active set strategy for l1 regularized problems |
| Ulli Dietrich | TU Dortmund | Mi, 30.04.14, 13:00-14:00 | M/515 | Robuste Kombinatorische Optimierung mit beschränkter Anzahl von Lösungen |
| Viktor Bindewald | TU Dortmund | Mi, 23.04.14, 11:15-12:00 | M/515 | Augmentierende Verfahren in der robusten ganzzahligen Programmierung |
| Maribel Montenegro | TU Dortmund | Do, 20.03.14, 14:00-14:30 | M/515 | Low-rank reformulations of semidefinite relaxations for non-convex quadratic integer programing |
| Long Trieu | TU Dortmund | Di, 25.02.14, 11:30-12:00 | M/515 | Active Set Methods with Reoptimization for Convex Quadratic Integer Programming |
| Anna Ilyina | TU Dortmund | Di, 25.02.14, 11:00-11:30 | M/515 | Lagrangean Decomposition for Mean-Variance Combinatorial Optimization |
| Anja Fischer | TU Dortmund | Do, 23.01.14, 14:00-15:00 | M/515 | Models for double and multi row facility layout problems |
| Christian van de Logt | TU Dortmund | Do, 16.01.14, 14:00-15:00 | M/515 | Approximation von Ellipsoiden durch Polytope |
| Laura Klein | TU Dortmund | Do, 12.12.13, 14:00-15:00 | M/515 | Cutting planes for quadratic combinatorial optimization containing one product variable |
| Elena Erdmann | TU Dortmund | Do, 28.11.13, 14:00-15:00 | M/515 | Anpassung eines Divide-and-Conquer-Ansatzes für das Multi-Depot Vehicle Scheduling Problem |
| Hannes Klegrewe | TU Dortmund | Mi, 27.11.13, 11:00-12:00 | M/515 | Low-Rank Ansätze für die Semidefinite Optimierung |
| Frank Fischer | TU Chemnitz | Do, 31.10.13, 14:00-15:00 | M/614 | An introduction to bundle methods and a parallel asynchronous variant |
| Anja Fischer | TU Dortmund | Do, 24.10.13, 13:30-14:30 | M/515 | Optimisation of a Matroid with one Additional Monomial of Arbitrary Degree |
| Maribel Montenegro | TU Dortmund | Do, 10.10.13, 14:00-15:00 | M/515 | On the N-index of the stable set polytope related to antiwebs |
| Christoph Buchheim | TU Dortmund | Do, 26.09.13, 14:00-15:00 | M/515 | Branch-and-Bound Algorithms for Nonlinear Discrete Optimization Based on Separable Non-Convex Underestimators |
| Marianna De Santis | TU Dortmund | Do, 26.09.13, 13:00-14:00 | M/515 | An active set strategy for l_1-regularized minimization problem |
| Ursula Fabian | TU Dortmund | Di, 29.08.13, 14:00-15:00 | M/515 | Time-expanded networks in less-than-truck-load-logistics |
| Long Trieu | TU Dortmund | Di, 23.07.13, 16:00-17:00 | M/515 | Active Set Method with Reoptimization for Convex Quadratic Integer Programming |
| Anna Ilyina | TU Dortmund | Di, 23.07.13, 15:00-16:00 | M/515 | An Exact Approach for min-max Network Design Problems |
| Anna Ilyina | TU Dortmund | Do, 04.04.13, 14:00-15:00 | M/515 | Exact approaches for min-max and min-max regret network design problems |
| Alexander Faber | TU Dortmund | Do, 21.03.13, 14:00-15:00 | M/515 | A new branch-and-bound algorithm for the quadratic knapsack problem |
| Tiziano Parriani | University of Bologna | Mi, 05.12.12, 10:00-11:00 | M/127 | An Analysis of Natural Approaches for Solving Multicommodity-Flow Problems |
| Long Trieu | TU Dortmund | Fr, 30.11.12, 14:15-15:15 | M/515 | Quadratic Outer Approximation for Convex Integer Programming |
| Joe Naoum-Sawaya | American University of Beirut | Mo, 26.11.12, 13:15-14:15 | M/515 | A Benders-Branch-and-Cut Approach for the Critical Node Detection Problem |
| Laura Klein | TU Dortmund | Mi, 14.10.12, 10:00-11:00 | M/515 | Globale isometrische Registrierung mit lokaler Reoptimierung |
| Frank Baumann | TU Dortmund | Di, 16.08.12, 11:00-12:00 | M/515 | Exact algorithms for combinatorial optimization problems with submodular objective functions |
| Chaojun Xu | ABB AG | Di, 14.08.12, 14:00-15:00 | M/515 | Coordination and Decomposition of Large-Scale Scheduling Problems with Application to Steel Production |
| Christoph Buchheim | TU Dortmund | Di, 07.08.12, 16:00-17:00 | M/515 | Nonconvex underestimators for integer quadratic optimization |
| Long Trieu | TU Dortmund | Di, 07.08.12, 15:00-16:00 | M/515 | Convex piecewise quadratic integer programming |
| Simon Klump | TU Dortmund | Mi, 18.07.12, 16:00-17:00 | M/515 | Outer-Approximation für konvexe nichtlineare Optimierungsprobleme |
| Ewald Tews | TU Dortmund | Mi, 18.07.12, 15:00-16:00 | M/515 | Polyedrische Eigenschaften des quadratischen Matchingproblems |
| Emiliano Traversi | TU Dortmund | Do, 05.07.12, 14:00-15:00 | M/515 | Separable non-convex underestimators for BQP |
| Frank Baumann | TU Dortmund | Mi, 06.06.12, 13:00-14:00 | M/515 | Quadratic Models for Hub-Location Problems revisited |
| Laura Klein | TU Dortmund | Do, 26.04.12, 14:00-15:00 | M/515 | Separation Algorithms for Quadratic Combinatorial Optimization Problems |
| Amelie Eilken | TU Dortmund | Do, 29.03.12, 14:00-15:00 | M/515 | Lattice-point free ellipsoids for Integer Quadratic Programming |
| Ines Werner | Universität zu Köln | Do, 08.03.12, 15:00-16:00 | M/515 | Approximationsalgorithmen für Mean-Risk Probleme |
| Marco Kujat | TU Dortmund | Fr, 03.02.12, 15:00-16:00 | M/515 | Varianten des Spannbaumproblems |
| Marius Radermacher | TU Dortmund | Mo, 23.01.12, 15:00-16:00 | M/515 | Heuristiken und exakte Methoden für die quadratische kombinatorische Optimierung |
| Ruth Hübner | Universität Göttingen | Mi, 16.11.11, 17:00-18:00 | M/611 | When is rounding allowed? A level set approach to integer nonlinear optimization. |
| Anita Schöbel | Universität Göttingen | Mi, 16.11.11, 16:00-17:00 | M/611 | A geometric solution algorithm for mixed continuous and combinatorial optimization problems |
| Anna Ilyina | TU Dortmund | Mo, 31.10.11, 10:00-11:00 | M/515 | Semidefinite Relaxierungen und andere Ansätze zur Lösung von nicht-konvexen quadratischen gemischt-ganzzahligen Optimierungsproblemen |
| Katharina Ruikis | TU Dortmund | Fr, 28.10.11, 14:30-15:30 | M/515 | Portfolio-Optimierungsprobleme |
| Felix Wegener | TU Dortmund | Di, 30.8.11, 14:00-15:00 | M/515 | Unbeschränkte ganzzahlige quadratische Optimierung mit Eigenwert Null |
| Christin Otto | TU Dortmund | Di, 30.8.11, 13:00-14:00 | M/515 | Relaxierungen quadratischer Modelle für Hub Location Probleme |
| Mauro Piacentini | Universität La Sapienza, Rom | Fr, 20.5.11, 11:00-12:00 | M/614 | An Eigenvalue optimization approach to the Vertex-Separator Problem in Graphs |
| Marianna De Santis | Universität La Sapienza, Rom | Fr, 20.5.11, 10:00-11:00 | M/614 | Continuous approaches for mixed 0-1 programming problems |
| Laura Klein | TU Dortmund | Do, 31.3.11, 14:00-15:00 | M/515 | Disjunctive Cuts and Target Cuts for 0/1-Problems with Quadratic Objective Function |
| Sebastian Berckey | TU Dortmund | Di, 15.2.11, 15:00-16:00 | M/515 | Lagrange-Dekomposition für Range Assignment-Probleme |
| Sebastian Meiswinkel | TU Dortmund | Di, 15.2.11, 14:00-15:00 | M/515 | Bessere Separationsmöglichkeiten durch dichtere Separationsgraphen |
| Long Trieu | TU Dortmund | Di, 7.12.10, 12:00-13:00 | M/515 | Using Convex Quadratic Programming for Solving Convex Nonlinear Integer Programs |
| Emiliano Traversi | University of Bologna | Di, 16.11.10, 12:00-13:00 | M/911 | Optimal Linear Arrangements Using Betweenness Variables |
| Joe Naoum-Sawaya | University of Waterloo | Di, 27.7.10, 15:00-16:00 | M/511 | An Interior-Point Benders based Branch-and-Cut Algorithm for Mixed Integer Programs |
| Bissan Ghaddar | University of Waterloo | Di, 27.7.10, 14:00-15:00 | M/511 | Solving Non-convex Binary Quadratic Polynomial Problems via Second-order Cone Programming |
| Sara Mattia | TU Dortmund | Mo, 28.6.10, 16:00-17:00 | M/515 | Some Network Design Problems |
| Frank Baumann | TU Dortmund | Mo, 28.6.10, 15:00-16:00 | M/515 | Submodular Formulations for Range Assingment Problems |
