Shabbir Ahmed

106 papers A* 1A 1B 4Journal 98Unranked 1
YearRankTypeTitle / Venue / Authors
2024 J jnl
Adaptive Two-Stage Stochastic Programming with an Analysis on Capacity Expansion Planning Problem.
Manuf. Serv. Oper. Manag.
Beste Basciftci, Shabbir Ahmed, Nagi Gebraeel
2022 J jnl
Decomposition of loosely coupled integer programs: a multiobjective perspective.
Math. Program.
Merve Bodur, Shabbir Ahmed, Natashia Boland, George L. Nemhauser
2022 J jnl
Distributionally robust bottleneck combinatorial problems: uncertainty quantification and robust decision making.
Math. Program.
Weijun Xie, Jie Zhang, Shabbir Ahmed
2022 J jnl
Optimized Bonferroni approximations of distributionally robust joint chance constraints.
Math. Program.
Weijun Xie, Shabbir Ahmed, Ruiwei Jiang
2022 J jnl
State-Variable Modeling for a Class of Two-Stage Stochastic Optimization Problems.
INFORMS J. Comput.
Hossein Hashemi Doulabi, Shabbir Ahmed, George L. Nemhauser
2022 J jnl
Stochastic Lipschitz dynamic programming.
Math. Program.
Shabbir Ahmed, Filipe Goulart Cabral, Bernardo Freitas Paulo da Costa
2021 J jnl
Decentralized online integer programming problems with a coupling cardinality constraint.
Comput. Oper. Res.
Ezgi Karabulut, Shabbir Ahmed, George L. Nemhauser
2021 J jnl
Distributionally robust facility location problem under decision-dependent stochastic demand.
Eur. J. Oper. Res.
Beste Basciftci, Shabbir Ahmed, Siqian Shen
2021 J jnl
Learning to Solve Large-Scale Security-Constrained Unit Commitment Problems.
INFORMS J. Comput.
Álinson S. Xavier, Feng Qiu, Shabbir Ahmed
2021 J jnl
Scenario Grouping and Decomposition Algorithms for Chance-Constrained Programs.
INFORMS J. Comput.
Yan Deng, Huiwen Jia, Shabbir Ahmed, Jon Lee, Siqian Shen
2020 J jnl
A Simulated Annealing Algorithm for the Directed Steiner Tree Problem.
CoRR
Matías Siebert, Shabbir Ahmed, George L. Nemhauser
2020 J jnl
A linear programming based approach to the Steiner tree problem with a fixed number of terminals.
Networks
Matías Siebert, Shabbir Ahmed, George L. Nemhauser
2020 J jnl
Bicriteria Approximation of Chance-Constrained Covering Problems.
Oper. Res.
Weijun Xie, Shabbir Ahmed
2020 J jnl
Data-driven maintenance and operations scheduling in power systems under decision-dependent uncertainty.
IISE Trans.
Beste Basciftci, Shabbir Ahmed, Nagi Gebraeel
2020 J jnl
Decentralized algorithms for distributed integer programming problems with a coupling cardinality constraint.
Discret. Optim.
Ezgi Karabulut, Shabbir Ahmed, George L. Nemhauser
2020 J jnl
Exact Augmented Lagrangian Duality for Mixed Integer Quadratic Programming.
SIAM J. Optim.
Xiaoyi Gu, Shabbir Ahmed, Santanu S. Dey
2020 J jnl
Optimization-Driven Scenario Grouping.
INFORMS J. Comput.
Kevin Ryan, Shabbir Ahmed, Santanu S. Dey, Deepak Rajan, Amelia Musselman, Jean-Paul Watson
2020 J jnl
The Benders Dual Decomposition Method.
Oper. Res.
Ragheb Rahmaniani, Shabbir Ahmed, Teodor Gabriel Crainic, Michel Gendreau, Walter Rei
2019 J jnl
Learning to Solve Large-Scale Security-Constrained Unit Commitment Problems.
CoRR
Álinson S. Xavier, Feng Qiu, Shabbir Ahmed
2019 J jnl
Robust strategic bidding in auction-based markets.
Eur. J. Oper. Res.
Bruno Fanzeres, Shabbir Ahmed, Alexandre Street
2019 J jnl
Stochastic dual dynamic integer programming.
Math. Program.
Jikai Zou, Shabbir Ahmed, Xu Andy Sun
2019 J jnl
Tailoring parallel alternating criteria search for domain specific MIPs: Application to maritime inventory routing.
Comput. Oper. Res.
Lluís-Miquel Munguía, Shabbir Ahmed, David A. Bader, George L. Nemhauser, Yufen Shao, Dimitri J. Papageorgiou
2018 J jnl
A Linear Programming Based Approach to the Steiner Tree Problem with a Fixed Number of Terminals.
CoRR
Matías Siebert, Shabbir Ahmed, George L. Nemhauser
2018 J jnl
A polyhedral approach to online bipartite matching.
Math. Program.
Alfredo Torrico, Shabbir Ahmed, Alejandro Toriello
2018 J jnl
Alternating criteria search: a parallel large neighborhood search algorithm for mixed integer programs.
Comput. Optim. Appl.
Lluís-Miquel Munguía, Shabbir Ahmed, David A. Bader, George L. Nemhauser, Yufen Shao
2018 J jnl
Distributionally robust simple integer recourse.
Comput. Manag. Sci.
Weijun Xie, Shabbir Ahmed
2018 J jnl
Lot targeting and lot dispatching decision policies for semiconductor manufacturing: optimisation under uncertainty with simulation validation.
Int. J. Prod. Res.
Matías Siebert, Kelly Bartlett, Haejoong Kim, Shabbir Ahmed, Junho Lee, Dima Nazzal, George L. Nemhauser, Joel Sokol
2018 J jnl
On Deterministic Reformulations of Distributionally Robust Joint Chance Constrained Optimization Problems.
SIAM J. Optim.
Weijun Xie, Shabbir Ahmed
2018 J jnl
On quantile cuts and their closure for chance constrained optimization problems.
Math. Program.
Weijun Xie, Shabbir Ahmed
2018 J jnl
Parallel Scenario Decomposition of Risk-Averse 0-1 Stochastic Programs.
INFORMS J. Comput.
Yan Deng, Shabbir Ahmed, Siqian Shen
2018 J jnl
Partially Adaptive Stochastic Optimization for Electric Power Generation Expansion Planning.
INFORMS J. Comput.
Jikai Zou, Shabbir Ahmed, Xu Andy Sun
2018 J jnl
Relaxations and approximations of chance constraints under finite distributions.
Math. Program.
Shabbir Ahmed, Weijun Xie
2017 J jnl
A hybrid primal heuristic for finding feasible solutions to mixed integer programs.
Eur. J. Oper. Res.
Carlos Eduardo de Andrade, Shabbir Ahmed, George L. Nemhauser, Yufen Shao
2017 J jnl
A parallel local search framework for the Fixed-Charge Multicommodity Network Flow problem.
Comput. Oper. Res.
Lluís-Miquel Munguía, Shabbir Ahmed, David A. Bader, George L. Nemhauser, Vikas Goel, Yufen Shao
2017 J jnl
Exact augmented Lagrangian duality for mixed integer linear programming.
Math. Program.
Mohammad Javad Feizollahi, Shabbir Ahmed, Andy Sun
2017 A* conf
Learning to Run Heuristics in Tree Search.
IJCAI
Elias B. Khalil, Bistra Dilkina, George L. Nemhauser, Shabbir Ahmed, Yufen Shao
2017 J jnl
Maximizing a class of submodular utility functions with constraints.
Math. Program.
Jiajin Yu, Shabbir Ahmed
2017 J jnl
Nonanticipative duality, relaxations, and formulations for chance-constrained stochastic programs.
Math. Program.
Shabbir Ahmed, James R. Luedtke, Yongjia Song, Weijun Xie
2017 J jnl
Polyhedral results for a class of cardinality constrained submodular minimization problems.
Discret. Optim.
Jiajin Yu, Shabbir Ahmed
2017 J jnl
Relaxations and discretizations for the pooling problem.
J. Glob. Optim.
Akshay Gupte, Shabbir Ahmed, Santanu S. Dey, Myun-Seok Cheon
2016 B conf
A Polyhedral Approach to Online Bipartite Matching.
IPCO
Alfredo Torrico, Shabbir Ahmed, Alejandro Toriello
2016 J jnl
Improving the Integer L-Shaped Method.
INFORMS J. Comput.
Gustavo Angulo, Shabbir Ahmed, Santanu S. Dey
2016 J jnl
Maximizing expected utility over a knapsack constraint.
Oper. Res. Lett.
Jiajin Yu, Shabbir Ahmed
2016 J jnl
On the Computational Complexity of Minimum-Concave-Cost Flow in a Two-Dimensional Grid.
SIAM J. Optim.
Shabbir Ahmed, Qie He, Shi Li, George L. Nemhauser
2016 B conf
On the Quantile Cut Closure of Chance-Constrained Problems.
IPCO
Weijun Xie, Shabbir Ahmed
2016 J jnl
On the computational complexity of minimum-concave-cost flow in a two-dimensional grid.
CoRR
Shabbir Ahmed, Qie He, Shi Li, George L. Nemhauser
2016 J jnl
Risk neutral and risk averse approaches to multistage renewable investment planning under uncertainty.
Eur. J. Oper. Res.
Sergio Bruno, Shabbir Ahmed, Alexander Shapiro, Alexandre Street
2016 — conf
Scenario Decomposition for 0-1 Stochastic Programs: Improvements and Asynchronous Implementation.
IPDPS Workshops
Kevin Ryan, Deepak Rajan, Shabbir Ahmed
2016 J jnl
Strengthened bounds for the probability of k-out-of-n events.
Discret. Appl. Math.
Feng Qiu, Shabbir Ahmed, Santanu S. Dey
2015 J jnl
Corrigendum to "A scenario decomposition algorithm for 0-1 stochastic programs" [Oper. Res. Lett. 41(6) (2013) 565-569].
Oper. Res. Lett.
Shabbir Ahmed
2015 J jnl
Forbidden Vertices.
Math. Oper. Res.
Gustavo Angulo, Shabbir Ahmed, Santanu S. Dey, Volker Kaibel
2015 J jnl
Minimum concave cost flow over a grid network.
Math. Program.
Qie He, Shabbir Ahmed, George L. Nemhauser
2014 J jnl
A cutting and scheduling problem in float glass manufacturing.
J. Sched.
Byungsoo Na, Shabbir Ahmed, George L. Nemhauser, Joel S. Sokol
2014 J jnl
Congestion-aware dynamic routing in automated material handling systems.
Comput. Ind. Eng.
Kelly Bartlett, Junho Lee, Shabbir Ahmed, George L. Nemhauser, Joel S. Sokol, Byungsoo Na
2014 J jnl
Convex relaxations of chance constrained optimization problems.
Optim. Lett.
Shabbir Ahmed
2014 J jnl
Covering Linear Programming with Violations.
INFORMS J. Comput.
Feng Qiu, Shabbir Ahmed, Santanu S. Dey, Laurence A. Wolsey
2014 J jnl
Semi-continuous network flow problems.
Math. Program.
Gustavo Angulo, Shabbir Ahmed, Santanu S. Dey
2014 J jnl
The Robust Redundancy Allocation Problem in Series-Parallel Systems With Budgeted Uncertainty.
IEEE Trans. Reliab.
Mohammad Javad Feizollahi, Shabbir Ahmed, Mohammad Modarres
2014 J jnl
Using diversification, communication and parallelism to solve mixed-integer linear programs.
Oper. Res. Lett.
Rodolfo Carvajal, Shabbir Ahmed, George L. Nemhauser, Kevin C. Furman, Vikas Goel, Yufen Shao
2013 J jnl
A scenario decomposition algorithm for 0-1 stochastic programs.
Oper. Res. Lett.
Shabbir Ahmed
2013 J jnl
Probabilistic Set Covering with Correlations.
Oper. Res.
Shabbir Ahmed, Dimitri J. Papageorgiou
2013 J jnl
Solving Mixed Integer Bilinear Problems Using MILP Formulations.
SIAM J. Optim.
Akshay Gupte, Shabbir Ahmed, Myun-Seok Cheon, Santanu S. Dey
2013 J jnl
Totally unimodular stochastic programs.
Math. Program.
Nan Kong, Andrew J. Schaefer, Shabbir Ahmed
2012 J jnl
Mixed integer linear programming formulations for probabilistic constraints.
Oper. Res. Lett.
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
2012 J jnl
Sell or Hold: A simple two-stage stochastic combinatorial optimization problem.
Oper. Res. Lett.
Qie He, Shabbir Ahmed, George L. Nemhauser
2011 J jnl
A Probabilistic Comparison of Split and Type 1 Triangle Cuts for Two-Row Mixed-Integer Programs.
SIAM J. Optim.
Qie He, Shabbir Ahmed, George L. Nemhauser
2011 J jnl
Maximizing a class of submodular utility functions.
Math. Program.
Shabbir Ahmed, Alper Atamtürk
2010 J jnl
A Note on "A Superior Representation Method for Piecewise Linear Functions".
INFORMS J. Comput.
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
2010 J jnl
A stochastic programming approach for planning horizons of infinite horizon capacity planning problems.
Eur. J. Oper. Res.
Kai Huang, Shabbir Ahmed
2010 J jnl
An Automated Intensity-Modulated Radiation Therapy Planning System.
INFORMS J. Comput.
Shabbir Ahmed, Ozan Gozbasi, Martin W. P. Savelsbergh, Ian Crocker, Tim Fox, Eduard Schreibmann
2010 J jnl
An integer programming approach for linear programs with probabilistic constraints.
Math. Program.
James R. Luedtke, Shabbir Ahmed, George L. Nemhauser
2010 J jnl
Expectation and Chance-Constrained Models and Algorithms for Insuring Critical Paths.
Manag. Sci.
Siqian Shen, J. Cole Smith, Shabbir Ahmed
2010 J jnl
Mixed-Integer Models for Nonseparable Piecewise-Linear Optimization: Unifying Framework and Extensions.
Oper. Res.
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
2009 J jnl
Approximating the stability region for binary mixed-integer programs.
Oper. Res. Lett.
Fatma Kilinç-Karzan, Alejandro Toriello, Shabbir Ahmed, George L. Nemhauser, Martin W. P. Savelsbergh
2009 — ch.
Chemical Process Planning.
Encyclopedia of Optimization
Shabbir Ahmed, Nikolaos V. Sahinidis
2009 J jnl
Cutting Planes for Multistage Stochastic Integer Programs.
Oper. Res.
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser
2009 J jnl
Cutting plane algorithms for solving a stochastic edge-partition problem.
Discret. Optim.
Z. Caner Taskin, J. Cole Smith, Shabbir Ahmed, Andrew J. Schaefer
2009 J jnl
Sample Average Approximation Method for Chance Constrained Programming: Theory and Applications.
J. Optimization Theory and Applications
Bernardo K. Pagnoncelli, Shabbir Ahmed, Alexander Shapiro
2009 J jnl
Supply chain design under uncertainty using sample average approximation and dual decomposition.
Eur. J. Oper. Res.
Peter Schütz, Asgeir Tomasgard, Shabbir Ahmed
2009 J jnl
The Value of Multistage Stochastic Programming in Capacity Planning Under Uncertainty.
Oper. Res.
Kai Huang, Shabbir Ahmed
2008 J jnl
A Lifted Linear Programming Branch-and-Bound Algorithm for Mixed-Integer Conic Quadratic Programs.
INFORMS J. Comput.
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
2008 J jnl
A Sample Approximation Approach for Optimization with Probabilistic Constraints.
SIAM J. Optim.
James R. Luedtke, Shabbir Ahmed
2008 J jnl
A note on natural risk statistics.
Oper. Res. Lett.
Shabbir Ahmed, Damir Filipovic, Gregor Svindland
2008 J jnl
On a Multi-stage Stochastic Programming Model for Inventory Planning.
INFOR Inf. Syst. Oper. Res.
Kai Huang, Shabbir Ahmed
2008 J jnl
Sample average approximation of expected value constrained stochastic programs.
Oper. Res. Lett.
Wei Wang, Shabbir Ahmed
2008 J jnl
Selection, acquisition, and allocation of manufacturing technology in a multi-period environment.
Eur. J. Oper. Res.
Shabbir Ahmed, Nikolaos V. Sahinidis
2007 B conf
An Integer Programming Approach for Linear Programs with Probabilistic Constraints.
IPCO
James R. Luedtke, Shabbir Ahmed, George L. Nemhauser
2007 J jnl
Coherent risk measures in inventory problems.
Eur. J. Oper. Res.
Shabbir Ahmed, Ulas Çakmak, Alexander Shapiro
2007 J jnl
Sequential pairing of mixed integer inequalities.
Discret. Optim.
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser
2006 J jnl
A branch-and-cut algorithm for the stochastic uncapacitated lot-sizing problem.
Math. Program.
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser, Andrew J. Miller
2006 J jnl
A branch-reduce-cut algorithm for the global optimization of probabilistically constrained linear programs.
Math. Program.
Myun-Seok Cheon, Shabbir Ahmed, Faiz A. Al-Khayyal
2006 J jnl
Convexity and decomposition of mean-risk stochastic programs.
Math. Program.
Shabbir Ahmed
2006 A conf
Global Optimization of Probabilistically Constrained Linear Programs.
CP
Shabbir Ahmed
2006 J jnl
On formulations of the stochastic uncapacitated lot-sizing problem.
Oper. Res. Lett.
Yongpei Guan, Shabbir Ahmed, Andrew J. Miller, George L. Nemhauser
2005 J jnl
A stochastic programming approach for supply chain network design under uncertainty.
Eur. J. Oper. Res.
Tjendera Santoso, Shabbir Ahmed, Marc Goetschalckx, Alexander Shapiro
2005 B conf
Sequential Pairing of Mixed Integer Inequalities.
IPCO
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser
2005 J jnl
The inverse optimal value problem.
Math. Program.
Shabbir Ahmed, Yongpei Guan
2004 J jnl
A finite branch-and-bound algorithm for two-stage stochastic integer programs.
Math. Program.
Shabbir Ahmed, Mohit Tawarmalani, Nikolaos V. Sahinidis
2004 J jnl
On Bridging the Gap Between Stochastic Integer Programming and MIP Solver Technologies.
INFORMS J. Comput.
Gyana R. Parija, Shabbir Ahmed, Alan J. King
2004 J jnl
On a Class of Minimax Stochastic Programs.
SIAM J. Optim.
Alexander Shapiro, Shabbir Ahmed
2004 J jnl
On robust optimization of two-stage systems.
Math. Program.
Samer Takriti, Shabbir Ahmed
2003 J jnl
A Multi-Stage Stochastic Integer Programming Approach for Capacity Expansion under Uncertainty.
J. Glob. Optim.
Shabbir Ahmed, Alan J. King, Gyana R. Parija
2003 J jnl
An Approximation Scheme for Stochastic Integer Programs Arising in Capacity Expansion.
Oper. Res.
Shabbir Ahmed, Nikolaos V. Sahinidis
2003 J jnl
Dynamic Capacity Acquisition and Assignment under Uncertainty.
Ann. Oper. Res.
Shabbir Ahmed, Renan Garcia
2003 J jnl
The Sample Average Approximation Method Applied to Stochastic Routing Problems: A Computational Study.
Comput. Optim. Appl.
Bram Verweij, Shabbir Ahmed, Anton J. Kleywegt, George L. Nemhauser, Alexander Shapiro
2002 J jnl
Global Optimization of 0-1 Hyperbolic Programs.
J. Glob. Optim.
Mohit Tawarmalani, Shabbir Ahmed, Nikolaos V. Sahinidis