APPLICATIONS: scheduling (sports, healthcare, workforce, machines); product line simplification; political districting; call center operations; information layout; logistics, THEORY: prescriptive analytics, modeling, integer programming, constraint programming, binary and multi-valued decision diagrams, meta-heuristics, large neighborhood search, integration of optimization techniques.
C. Zacharias and T. Yunes, Multimodularity in the Stochastic Appointment Scheduling Problem with Discrete Arrival Epochs, Management Science 66(2), 744-763, 2020.
A. A. Cire, A. Diamant, and T. Yunes, A Network-Based Formulation for Scheduling Clinical Rotations, Production and Operations Management 28(5), 1186-1205, 2019.
M. Shunko, T. Yunes, G. Fenu, A. Scheller-Wolf, V. Tardif, and S. Tayur, Product Portfolio Restructuring: Methodology and Application at Caterpillar, Production and Operations Management 27(1), 100–120, 2018.
L. de Oliveira, C. C. de Souza, and T. Yunes, Lower Bounds for Large Traveling Umpire Instances: New Valid Inequalities and a Branch-and-Cut Algorithm, Computers & Operations Research 72, 147–159, 2016.
A. A. Cire, J. N. Hooker, and T. Yunes, Modeling with Metaconstraints and Semantic Typing of Variables, INFORMS Journal on Computing 28(1), 1–13, 2016.
R. Cano, C. C. de Souza, P. J. de Rezende, and T. Yunes, Arc-Based Integer Programming Formula- tions for Three Variants of Proportional Symbol Maps, Discrete Optimization 18, 87–110, 2015.
L. de Oliveira, C. C. de Souza, and T. Yunes, On the Complexity of the Traveling Umpire Problem, Theoretical Computer Science 562, 101–111, 2015.
G. Kunigami, P. J. de Rezende, C. C. de Souza, and T. Yunes, Optimizing the Layout of Proportional Symbol Maps: Polyhedra and Computation, INFORMS Journal on Computing 26(2), 199–207, 2014.
L. de Oliveira, C. C. de Souza, and T. Yunes, Improved Bounds for the Traveling Umpire Problem: A Stronger Formulation and a Relax-and-Fix Heuristic, European Journal of Operational Research 236(2), 592–600, 2014.
D. Bergman, A. A. Cire, W.-J. van Hoeve, and T. Yunes, BDD-Based Heuristics for Binary Optimiza- tion, Journal of Heuristics 20(2), 211–234, 2014.
M. A. Trick, H. Yildiz, and T. Yunes, Scheduling Major League Baseball Umpires and the Traveling Umpire Problem, Interfaces 42(3), 232–244, 2012.
T. Yunes, I. D. Aron, and J. N. Hooker, An Integrated Solver for Optimization Problems, Operations Research 58(2), 342–356, 2010.
T. Yunes, D. Napolitano, A. Scheller-Wolf, and S. Tayur, Building Efficient Product Portfolios at John Deere and Company, Operations Research 55(4), 615–629, 2007.
T. Yunes, A. V. Moura, and C. C. de Souza, Hybrid Column Generation Approaches for Urban Transit Crew Management Problems, Transportation Science 39(2), 273–288, 2005.
T. Yunes, Software Tools Supporting Integration, book chapter in Hybrid Optimization — The Ten Years of CPAIOR, M. Milano and P. Van Hentenryck (eds.), 393–424, Springer, 2011. ISBN: 978-1- 4419-1643-3.