Shabbir Ahmed

ORCID

Publication Activity (10 Years)

Years Active: 2002-2022
Publications (10 Years): 47

Top Venues

Publications

Merve Bodur, Shabbir Ahmed, Natashia Boland, George L. Nemhauser
Decomposition of loosely coupled integer programs: a multiobjective perspective. Math. Program. 196 (1) (2022)
Weijun Xie, Shabbir Ahmed, Ruiwei Jiang
Optimized Bonferroni approximations of distributionally robust joint chance constraints. Math. Program. 191 (1) (2022)
Hossein Hashemi Doulabi, Shabbir Ahmed, George Nemhauser
State-Variable Modeling for a Class of Two-Stage Stochastic Optimization Problems. INFORMS J. Comput. 34 (1) (2022)
Shabbir Ahmed, Filipe Goulart Cabral, Bernardo Freitas Paulo da Costa
Stochastic Lipschitz dynamic programming. Math. Program. 191 (2) (2022)
Weijun Xie, Jie Zhang, Shabbir Ahmed
Distributionally robust bottleneck combinatorial problems: uncertainty quantification and robust decision making. Math. Program. 196 (1) (2022)
Ezgi Karabulut, Shabbir Ahmed, George L. Nemhauser
Decentralized online integer programming problems with a coupling cardinality constraint. Comput. Oper. Res. 135 (2021)
Yan Deng, Huiwen Jia, Shabbir Ahmed, Jon Lee, Siqian Shen
Scenario Grouping and Decomposition Algorithms for Chance-Constrained Programs. INFORMS J. Comput. 33 (2) (2021)
Beste Basciftci, Shabbir Ahmed, Siqian Shen
Distributionally robust facility location problem under decision-dependent stochastic demand. Eur. J. Oper. Res. 292 (2) (2021)
Álinson S. Xavier, Feng Qiu, Shabbir Ahmed
Learning to Solve Large-Scale Security-Constrained Unit Commitment Problems. INFORMS J. Comput. 33 (2) (2021)
Ragheb Rahmaniani, Shabbir Ahmed, Teodor Gabriel Crainic, Michel Gendreau, Walter Rei
The Benders Dual Decomposition Method. Oper. Res. 68 (3) (2020)
Weijun Xie, Shabbir Ahmed
Bicriteria Approximation of Chance-Constrained Covering Problems. Oper. Res. 68 (2) (2020)
Ezgi Karabulut, Shabbir Ahmed, George L. Nemhauser
Decentralized algorithms for distributed integer programming problems with a coupling cardinality constraint. Discret. Optim. 38 (2020)
Matías Siebert, Shabbir Ahmed, George L. Nemhauser
A linear programming based approach to the Steiner tree problem with a fixed number of terminals. Networks 75 (2) (2020)
Beste Basciftci, Shabbir Ahmed, Nagi Gebraeel
Data-driven maintenance and operations scheduling in power systems under decision-dependent uncertainty. IISE Trans. 52 (6) (2020)
Xiaoyi Gu, Shabbir Ahmed, Santanu S. Dey
Exact Augmented Lagrangian Duality for Mixed Integer Quadratic Programming. SIAM J. Optim. 30 (1) (2020)
Matías Siebert, Shabbir Ahmed, George L. Nemhauser
A Simulated Annealing Algorithm for the Directed Steiner Tree Problem. CoRR (2020)
Kevin Ryan, Shabbir Ahmed, Santanu S. Dey, Deepak Rajan, Amelia Musselman, Jean-Paul Watson
Optimization-Driven Scenario Grouping. INFORMS J. Comput. 32 (3) (2020)
Bruno Fanzeres, Shabbir Ahmed, Alexandre Street
Robust strategic bidding in auction-based markets. Eur. J. Oper. Res. 272 (3) (2019)
Jikai Zou, Shabbir Ahmed, Xu Andy Sun
Stochastic dual dynamic integer programming. Math. Program. 175 (1-2) (2019)
Lluís-Miquel Munguía, Shabbir Ahmed, David A. Bader, George L. Nemhauser, Yufen Shao, Dimitri J. Papageorgiou
Tailoring parallel alternating criteria search for domain specific MIPs: Application to maritime inventory routing. Comput. Oper. Res. 111 (2019)
Weijun Xie, Shabbir Ahmed
On Deterministic Reformulations of Distributionally Robust Joint Chance Constrained Optimization Problems. SIAM J. Optim. 28 (2) (2018)
Matías Siebert, Kelly Bartlett, Haejoong Kim, Shabbir Ahmed, Junho Lee, Dima Nazzal, George L. Nemhauser, Joel Sokol
Lot targeting and lot dispatching decision policies for semiconductor manufacturing: optimisation under uncertainty with simulation validation. Int. J. Prod. Res. 56 (1-2) (2018)
Weijun Xie, Shabbir Ahmed
On quantile cuts and their closure for chance constrained optimization problems. Math. Program. 172 (1-2) (2018)
Matías Siebert, Shabbir Ahmed, George L. Nemhauser
A Linear Programming Based Approach to the Steiner Tree Problem with a Fixed Number of Terminals. CoRR (2018)
Weijun Xie, Shabbir Ahmed
Distributionally robust simple integer recourse. Comput. Manag. Sci. 15 (3-4) (2018)
Alfredo Torrico, Shabbir Ahmed, Alejandro Toriello
A polyhedral approach to online bipartite matching. Math. Program. 172 (1-2) (2018)
Lluís-Miquel Munguía, Shabbir Ahmed, David A. Bader, George L. Nemhauser, Yufen Shao
Alternating criteria search: a parallel large neighborhood search algorithm for mixed integer programs. Comput. Optim. Appl. 69 (1) (2018)
Yan Deng, Shabbir Ahmed, Siqian Shen
Parallel Scenario Decomposition of Risk-Averse 0-1 Stochastic Programs. INFORMS J. Comput. 30 (1) (2018)
Jikai Zou, Shabbir Ahmed, Xu Andy Sun
Partially Adaptive Stochastic Optimization for Electric Power Generation Expansion Planning. INFORMS J. Comput. 30 (2) (2018)
Shabbir Ahmed, Weijun Xie
Relaxations and approximations of chance constraints under finite distributions. Math. Program. 170 (1) (2018)
Akshay Gupte, Shabbir Ahmed, Santanu S. Dey, Myun-Seok Cheon
Relaxations and discretizations for the pooling problem. J. Glob. Optim. 67 (3) (2017)
Carlos Eduardo de Andrade, Shabbir Ahmed, George L. Nemhauser, Yufen Shao
A hybrid primal heuristic for finding feasible solutions to mixed integer programs. Eur. J. Oper. Res. 263 (1) (2017)
Shabbir Ahmed, James R. Luedtke, Yongjia Song, Weijun Xie
Nonanticipative duality, relaxations, and formulations for chance-constrained stochastic programs. Math. Program. 162 (1-2) (2017)
Jiajin Yu, Shabbir Ahmed
Maximizing a class of submodular utility functions with constraints. Math. Program. 162 (1-2) (2017)
Elias B. Khalil, Bistra Dilkina, George L. Nemhauser, Shabbir Ahmed, Yufen Shao
Learning to Run Heuristics in Tree Search. IJCAI (2017)
Lluís-Miquel Munguía, Shabbir Ahmed, David A. Bader, George L. Nemhauser, Vikas Goel, Yufen Shao
A parallel local search framework for the Fixed-Charge Multicommodity Network Flow problem. Comput. Oper. Res. 77 (2017)
Mohammad Javad Feizollahi, Shabbir Ahmed, Andy Sun
Exact augmented Lagrangian duality for mixed integer linear programming. Math. Program. 161 (1-2) (2017)
Jiajin Yu, Shabbir Ahmed
Polyhedral results for a class of cardinality constrained submodular minimization problems. Discret. Optim. 24 (2017)
Sergio Bruno, Shabbir Ahmed, Alexander Shapiro, Alexandre Street
Risk neutral and risk averse approaches to multistage renewable investment planning under uncertainty. Eur. J. Oper. Res. 250 (3) (2016)
Alfredo Torrico, Shabbir Ahmed, Alejandro Toriello
A Polyhedral Approach to Online Bipartite Matching. IPCO (2016)
Shabbir Ahmed, Qie He, Shi Li, George L. Nemhauser
On the Computational Complexity of Minimum-Concave-Cost Flow in a Two-Dimensional Grid. SIAM J. Optim. 26 (4) (2016)
Jiajin Yu, Shabbir Ahmed
Maximizing expected utility over a knapsack constraint. Oper. Res. Lett. 44 (2) (2016)
Feng Qiu, Shabbir Ahmed, Santanu S. Dey
Strengthened bounds for the probability of k-out-of-n events. Discret. Appl. Math. 198 (2016)
Weijun Xie, Shabbir Ahmed
On the Quantile Cut Closure of Chance-Constrained Problems. IPCO (2016)
Kevin Ryan, Deepak Rajan, Shabbir Ahmed
Scenario Decomposition for 0-1 Stochastic Programs: Improvements and Asynchronous Implementation. IPDPS Workshops (2016)
Shabbir Ahmed, Qie He, Shi Li, George L. Nemhauser
On the computational complexity of minimum-concave-cost flow in a two-dimensional grid. CoRR (2016)
Gustavo Angulo, Shabbir Ahmed, Santanu S. Dey
Improving the Integer L-Shaped Method. INFORMS J. Comput. 28 (3) (2016)
Shabbir Ahmed
Corrigendum to "A scenario decomposition algorithm for 0-1 stochastic programs" [Oper. Res. Lett. 41(6) (2013) 565-569]. Oper. Res. Lett. 43 (2) (2015)
Gustavo Angulo, Shabbir Ahmed, Santanu S. Dey, Volker Kaibel
Forbidden Vertices. Math. Oper. Res. 40 (2) (2015)
Qie He, Shabbir Ahmed, George L. Nemhauser
Minimum concave cost flow over a grid network. Math. Program. 150 (1) (2015)
Byungsoo Na, Shabbir Ahmed, George L. Nemhauser, Joel S. Sokol
A cutting and scheduling problem in float glass manufacturing. J. Sched. 17 (1) (2014)
Feng Qiu, Shabbir Ahmed, Santanu S. Dey, Laurence A. Wolsey
Covering Linear Programming with Violations. INFORMS J. Comput. 26 (3) (2014)
Rodolfo Carvajal, Shabbir Ahmed, George L. Nemhauser, Kevin C. Furman, Vikas Goel, Yufen Shao
Using diversification, communication and parallelism to solve mixed-integer linear programs. Oper. Res. Lett. 42 (2) (2014)
Kelly Bartlett, Junho Lee, Shabbir Ahmed, George L. Nemhauser, Joel S. Sokol, Byungsoo Na
Congestion-aware dynamic routing in automated material handling systems. Comput. Ind. Eng. 70 (2014)
Mohammad Javad Feizollahi, Shabbir Ahmed, Mohammad Modarres
The Robust Redundancy Allocation Problem in Series-Parallel Systems With Budgeted Uncertainty. IEEE Trans. Reliab. 63 (1) (2014)
Gustavo Angulo, Shabbir Ahmed, Santanu S. Dey
Semi-continuous network flow problems. Math. Program. 145 (1-2) (2014)
Shabbir Ahmed
Convex relaxations of chance constrained optimization problems. Optim. Lett. 8 (1) (2014)
Shabbir Ahmed, Dimitri J. Papageorgiou
Probabilistic Set Covering with Correlations. Oper. Res. 61 (2) (2013)
Akshay Gupte, Shabbir Ahmed, Myun-Seok Cheon, Santanu S. Dey
Solving Mixed Integer Bilinear Problems Using MILP Formulations. SIAM J. Optim. 23 (2) (2013)
Shabbir Ahmed
A scenario decomposition algorithm for 0-1 stochastic programs. Oper. Res. Lett. 41 (6) (2013)
Nan Kong, Andrew J. Schaefer, Shabbir Ahmed
Totally unimodular stochastic programs. Math. Program. 138 (1-2) (2013)
Qie He, Shabbir Ahmed, George L. Nemhauser
Sell or Hold: A simple two-stage stochastic combinatorial optimization problem. Oper. Res. Lett. 40 (2) (2012)
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
Mixed integer linear programming formulations for probabilistic constraints. Oper. Res. Lett. 40 (3) (2012)
Qie He, Shabbir Ahmed, George L. Nemhauser
A Probabilistic Comparison of Split and Type 1 Triangle Cuts for Two-Row Mixed-Integer Programs. SIAM J. Optim. 21 (3) (2011)
Shabbir Ahmed, Alper Atamtürk
Maximizing a class of submodular utility functions. Math. Program. 128 (1-2) (2011)
Kai Huang, Shabbir Ahmed
A stochastic programming approach for planning horizons of infinite horizon capacity planning problems. Eur. J. Oper. Res. 200 (1) (2010)
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
Mixed-Integer Models for Nonseparable Piecewise-Linear Optimization: Unifying Framework and Extensions. Oper. Res. 58 (2) (2010)
James R. Luedtke, Shabbir Ahmed, George L. Nemhauser
An integer programming approach for linear programs with probabilistic constraints. Math. Program. 122 (2) (2010)
Siqian Shen, J. Cole Smith, Shabbir Ahmed
Expectation and Chance-Constrained Models and Algorithms for Insuring Critical Paths. Manag. Sci. 56 (10) (2010)
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
A Note on "A Superior Representation Method for Piecewise Linear Functions". INFORMS J. Comput. 22 (3) (2010)
Shabbir Ahmed, Ozan Gozbasi, Martin W. P. Savelsbergh, Ian Crocker, Tim Fox, Eduard Schreibmann
An Automated Intensity-Modulated Radiation Therapy Planning System. INFORMS J. Comput. 22 (4) (2010)
Fatma Kilinç-Karzan, Alejandro Toriello, Shabbir Ahmed, George L. Nemhauser, Martin W. P. Savelsbergh
Approximating the stability region for binary mixed-integer programs. Oper. Res. Lett. 37 (4) (2009)
Peter Schütz, Asgeir Tomasgard, Shabbir Ahmed
Supply chain design under uncertainty using sample average approximation and dual decomposition. Eur. J. Oper. Res. 199 (2) (2009)
Z. Caner Taskin, J. Cole Smith, Shabbir Ahmed, Andrew J. Schaefer
Cutting plane algorithms for solving a stochastic edge-partition problem. Discret. Optim. 6 (4) (2009)
Kai Huang, Shabbir Ahmed
The Value of Multistage Stochastic Programming in Capacity Planning Under Uncertainty. Oper. Res. 57 (4) (2009)
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser
Cutting Planes for Multistage Stochastic Integer Programs. Oper. Res. 57 (2) (2009)
Bernardo K. Pagnoncelli, Shabbir Ahmed, Alexander Shapiro
Sample Average Approximation Method for Chance Constrained Programming: Theory and Applications. J. Optimization Theory and Applications 142 (2) (2009)
Wei Wang, Shabbir Ahmed
Sample average approximation of expected value constrained stochastic programs. Oper. Res. Lett. 36 (5) (2008)
James R. Luedtke, Shabbir Ahmed
A Sample Approximation Approach for Optimization with Probabilistic Constraints. SIAM J. Optim. 19 (2) (2008)
Shabbir Ahmed, Nikolaos V. Sahinidis
Selection, acquisition, and allocation of manufacturing technology in a multi-period environment. Eur. J. Oper. Res. 189 (3) (2008)
Shabbir Ahmed, Damir Filipovic, Gregor Svindland
A note on natural risk statistics. Oper. Res. Lett. 36 (6) (2008)
Kai Huang, Shabbir Ahmed
On a Multi-stage Stochastic Programming Model for Inventory Planning. INFOR Inf. Syst. Oper. Res. 46 (3) (2008)
Juan Pablo Vielma, Shabbir Ahmed, George L. Nemhauser
A Lifted Linear Programming Branch-and-Bound Algorithm for Mixed-Integer Conic Quadratic Programs. INFORMS J. Comput. 20 (3) (2008)
Shabbir Ahmed, Ulas Çakmak, Alexander Shapiro
Coherent risk measures in inventory problems. Eur. J. Oper. Res. 182 (1) (2007)
James R. Luedtke, Shabbir Ahmed, George L. Nemhauser
An Integer Programming Approach for Linear Programs with Probabilistic Constraints. IPCO (2007)
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser
Sequential pairing of mixed integer inequalities. Discret. Optim. 4 (1) (2007)
Yongpei Guan, Shabbir Ahmed, Andrew J. Miller, George L. Nemhauser
On formulations of the stochastic uncapacitated lot-sizing problem. Oper. Res. Lett. 34 (3) (2006)
Myun-Seok Cheon, Shabbir Ahmed, Faiz A. Al-Khayyal
A branch-reduce-cut algorithm for the global optimization of probabilistically constrained linear programs. Math. Program. 108 (2-3) (2006)
Shabbir Ahmed
Convexity and decomposition of mean-risk stochastic programs. Math. Program. 106 (3) (2006)
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser, Andrew J. Miller
A branch-and-cut algorithm for the stochastic uncapacitated lot-sizing problem. Math. Program. 105 (1) (2006)
Shabbir Ahmed
Global Optimization of Probabilistically Constrained Linear Programs. CP (2006)
Tjendera Santoso, Shabbir Ahmed, Marc Goetschalckx, Alexander Shapiro
A stochastic programming approach for supply chain network design under uncertainty. Eur. J. Oper. Res. 167 (1) (2005)
Shabbir Ahmed, Yongpei Guan
The inverse optimal value problem. Math. Program. 102 (1) (2005)
Yongpei Guan, Shabbir Ahmed, George L. Nemhauser
Sequential Pairing of Mixed Integer Inequalities. IPCO (2005)
Gyana R. Parija, Shabbir Ahmed, Alan J. King
On Bridging the Gap Between Stochastic Integer Programming and MIP Solver Technologies. INFORMS J. Comput. 16 (1) (2004)
Samer Takriti, Shabbir Ahmed
On robust optimization of two-stage systems. Math. Program. 99 (1) (2004)
Shabbir Ahmed, Mohit Tawarmalani, Nikolaos V. Sahinidis
A finite branch-and-bound algorithm for two-stage stochastic integer programs. Math. Program. 100 (2) (2004)
Alexander Shapiro, Shabbir Ahmed
On a Class of Minimax Stochastic Programs. SIAM J. Optim. 14 (4) (2004)
Shabbir Ahmed, Renan Garcia
Dynamic Capacity Acquisition and Assignment under Uncertainty. Ann. Oper. Res. 124 (1-4) (2003)
Bram Verweij, Shabbir Ahmed, Anton J. Kleywegt, George L. Nemhauser, Alexander Shapiro
The Sample Average Approximation Method Applied to Stochastic Routing Problems: A Computational Study. Comput. Optim. Appl. 24 (2-3) (2003)

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Publication Activity (10 Years)

Top Topics

Top Venues

Shabbir Ahmed