Thomas Kleinert

Publication Activity (10 Years)

Years Active: 2012-2023
Publications (10 Years): 16

Top Topics

Dantzig Wolfe Decomposition

Global Optimization

Integer Programming

Application Development

Top Venues

J. Glob. Optim.

Eur. J. Oper. Res.

EURO J. Comput. Optim.

Publications

Jan Pablo Burgard, Carina Moreira Costa, Christopher Hojny, Thomas Kleinert, Martin Schmidt
Mixed-integer programming techniques for the minimum sum-of-squares clustering problem. J. Glob. Optim. 87 (1) (2023)
Thomas Kleinert, Martin Schmidt
Why there is no need to use a big-M in linear bilevel optimization: a computational study of two ready-to-use approaches. Comput. Manag. Sci. 20 (1) (2023)
Andreas Bärmann, Robert Burlacu, Lukas Hager, Thomas Kleinert
On piecewise linear approximations of bilinear terms: structural comparison of univariate and bivariate mixed-integer programming formulations. J. Glob. Optim. 85 (4) (2023)
T. Böttger, Veronika Grimm, Thomas Kleinert, Martin Schmidt
The cost of decoupling trade and transport in the European entry-exit gas market with linear physics modeling. Eur. J. Oper. Res. 297 (3) (2022)
Holger Heitsch, René Henrion, Thomas Kleinert, Martin Schmidt
On convex lower-level black-box constraints in bilevel optimization with an application to gas market models with chance constraints. J. Glob. Optim. 84 (3) (2022)
Thomas Kleinert, Julian Manns, Martin Schmidt, Dieter Weninger
Presolving linear bilevel optimization problems. EURO J. Comput. Optim. 9 (2021)
Jonas Egerer, Veronika Grimm, Thomas Kleinert, Martin Schmidt, Gregor Zöttl
The impact of neighboring markets on renewable locations, transmission expansion, and generation investment. Eur. J. Oper. Res. 292 (2) (2021)
Thomas Kleinert, Martine Labbé, Ivana Ljubic, Martin Schmidt
A Survey on Mixed-Integer Programming Techniques in Bilevel Optimization. EURO J. Comput. Optim. 9 (2021)
Thomas Kleinert, Martine Labbé, Fränk Plein, Martin Schmidt
Closing the gap in linear bilevel optimization: a new valid primal-dual inequality. Optim. Lett. 15 (4) (2021)
Thomas Kleinert, Martin Schmidt
Computing Feasible Points of Bilevel Problems with a Penalty Alternating Direction Method. INFORMS J. Comput. 33 (1) (2021)
Thomas Kleinert, Veronika Grimm, Martin Schmidt
Outer approximation for global optimization of mixed-integer quadratic bilevel problems. Math. Program. 188 (2) (2021)
Thomas Kleinert, Martine Labbé, Fränk Plein, Martin Schmidt
Technical Note - There's No Free Lunch: On the Hardness of Choosing a Correct Big-M in Bilevel Optimization. Oper. Res. 68 (6) (2020)
Julia Grübel, Thomas Kleinert, Vanessa Krebs, Galina Orlinskaya, Lars Schewe, Martin Schmidt, Johannes Thürauf
On electricity market equilibria with storage: Modeling, uniqueness, and a distributed ADMM. Comput. Oper. Res. 114 (2020)
Thomas Kleinert, Martin Schmidt
Global optimization of multilevel electricity market models including network design and graph partitioning. Discret. Optim. 33 (2019)
Veronika Grimm, Thomas Kleinert, Frauke Liers, Martin Schmidt, Gregor Zöttl
Optimal price zones of electricity markets: a mixed-integer multilevel model and global solution approaches. Optim. Methods Softw. 34 (2) (2019)
Marius Schönberger, Thomas Kleinert
Results of a Qualitative Survey about the AP-Plication of Business Information Systems in German Craft Enterprises - First Findings of an Ongoing Research Project. ECIS (2016)
Matthias Bertram, Mario Schaarschmidt, Harald F. O. von Korfleisch, Marc Gräßle, Thomas Kleinert, Peter Fettke, Peter Loos
Kundengetriebene Interaktionen in Software-Customizing Projekten: Erkenntnisse einermulti-methodischen Fallstudie. MKWI (2014)
Thomas Kleinert, Tobias Dumont, Peter Fettke, Peter Loos
Reflecting on Application Development for Organizational Reflective Learning Support. AMCIS (2014)
Marius Schönberger, Thomas Kleinert, Tobias Dumont, Peter Fettke, Peter Loos
Softwareauswahl in kleinen und mittelständischen Unternehmen (KMU) - Gegenüberstellungund Bewertung von Vorgehensmodellen zur Auswahl betrieblicher Anwendungssoftware. MKWI (2014)
Thomas Kleinert, Silke Balzert, Peter Fettke, Peter Loos
Systematic Identification of Service-Blueprints for Service-Processes - A Method and Exemplary Application - (Research Paper). Business Process Management Workshops (2012)
Silke Balzert, Daniel Wessel, Thomas Kleinert, Kristin Knipfer, Peter Fettke
Towards an IT Solution to Support Reflective Learning at the Workplace. ECIS (2012)