Ward Romeijnders

Publication Activity (10 Years)

Years Active: 2012-2024
Publications (10 Years): 14

Top Topics

Benders Decomposition

Totally Unimodular

Integer Program

Total Variation

Top Venues

INFORMS J. Comput.

Comput. Manag. Sci.

Publications

E. Ruben van Beesten, Ward Romeijnders, Kees Jan Roodbergen
Convex approximations of two-stage risk-averse mixed-integer recourse models. Comput. Optim. Appl. 88 (1) (2024)
E. Ruben van Beesten, Ward Romeijnders, David P. Morton
Pragmatic Distributionally Robust Optimization for Simple Integer Recourse Models. SIAM J. Optim. 34 (2) (2024)
E. Ruben van Beesten, Ward Romeijnders
Parametric error bounds for convex approximations of two-stage mixed-integer recourse models with a random second-stage cost vector. Oper. Res. Lett. 50 (5) (2022)
Niels van der Laan, Ward Romeijnders
A loose Benders decomposition algorithm for approximating two-stage mixed-integer recourse models. Math. Program. 190 (1) (2021)
Bolor Jargalsaikhan, Ward Romeijnders, Kees Jan Roodbergen
A Compact Arc-Based ILP Formulation for the Pickup and Delivery Problem with Divisible Pickups and Deliveries. Transp. Sci. 55 (2) (2021)
Ward Romeijnders, Krzysztof Postek
Piecewise Constant Decision Rules via Branch-and-Bound Based Scenario Detection for Integer Adjustable Robust Optimization. INFORMS J. Comput. 33 (1) (2021)
Ward Romeijnders, Niels van der Laan
Pseudo-Valid Cutting Planes for Two-Stage Mixed-Integer Stochastic Programs with Right-Hand-Side Uncertainty. Oper. Res. 68 (4) (2020)
E. Ruben van Beesten, Ward Romeijnders
Convex approximations for two-stage mixed-integer mean-risk recourse models with conditional value-at-risk. Math. Program. 181 (2) (2020)
Krzysztof Postek, Ward Romeijnders, Dick den Hertog, Maarten H. van der Vlerk
An approximation framework for two-stage ambiguous stochastic integer programs under mean-MAD information. Eur. J. Oper. Res. 274 (2) (2019)
David P. Morton, Ward Romeijnders, Rüdiger Schultz, Leen Stougie
The stochastic programming heritage of Maarten van der Vlerk. Comput. Manag. Sci. 15 (3-4) (2018)
Niels van der Laan, Ward Romeijnders, Maarten H. van der Vlerk
Higher-order total variation bounds for expectations of periodic functions and simple integer recourse approximations. Comput. Manag. Sci. 15 (3-4) (2018)
Ward Romeijnders, David P. Morton, Maarten H. van der Vlerk
Assessing the Quality of Convex Approximations for Two-Stage Totally Unimodular Integer Recourse Models. INFORMS J. Comput. 29 (2) (2017)
Ward Romeijnders, Rüdiger Schultz, Maarten H. van der Vlerk, Willem K. Klein Haneveld
A Convex Approximation for Two-Stage Mixed-Integer Recourse Models with a Uniform Error Bound. SIAM J. Optim. 26 (1) (2016)
Ward Romeijnders, Maarten H. van der Vlerk, Willem K. Klein Haneveld
Total variation bounds on the expectation of periodic functions with applications to recourse approximations. Math. Program. 157 (1) (2016)
Ward Romeijnders, Maarten H. van der Vlerk, Willem K. Klein Haneveld
Convex Approximations for Totally Unimodular Integer Recourse Models: A Uniform Error Bound. SIAM J. Optim. 25 (1) (2015)
Bram de Jonge, Arjan S. Dijkstra, Ward Romeijnders
Cost benefits of postponing time-based maintenance under lifetime distribution uncertainty. Reliab. Eng. Syst. Saf. 140 (2015)
Ward Romeijnders, Ruud H. Teunter, Willem van Jaarsveld
A two-step method for forecasting spare parts demand using information on component repairs. Eur. J. Oper. Res. 220 (2) (2012)