Source: https://www2.isye.gatech.edu/~sahmed/publications.html
Timestamp: 2019-04-23 16:34:45+00:00

Document:
B. Fanzeres, S. Ahmed and A. Street. ‘‘Robust Strategic Bidding in Auction-Based Markets,’’ European Journal of Operational Research, vol.272, pp.1158-1172, 2018.
S. Ahmed and W. Xie. ‘‘Relaxations and Approximations of Chance Constraints under Finite Distributions,’’ Mathematical Programming, vol. 170, pp.43-65, 2018.
M.N. Hjelmeland, J. Zou, A. Helseth, S. Ahmed. ‘‘Nonconvex medium-term hydropower scheduling by Stochastic Dual Dynamic integer Programming,’’ IEEE Transactions on Sustainable Energy, vol.10, pp.481-490, 2019.
M. Siebert, K. Bartlett, H. Kim, S. Ahmed, J. Lee, D. Nazzal, G. Nemhauser, J. Sokol. ‘‘Lot Targeting and Lot Dispatching Decision Policies for Semiconductor Manufacturing: Optimization under Uncertainty with Simulation Validation,’’ International Journal of Production Research, vol.56, pp.629-641, 2018.
M. Costley, M.J. Feizollahi, S. Ahmed and S. Grijalva. ‘‘A rolling-horizon unit commitment framework with flexible periodicity,’’ International Journal of Electrical Power and Energy Systems, vol.190, pp.280-291, 2017.
C. Andrade, S. Ahmed, G. Nemhauser and Y. Shao. ‘‘A hybrid primal heuristic for finding feasible solutions to mixed integer programs,’’ European Journal of Operations Research, vol. 263, pp.63-71, 2017.
S. Bruno, S. Ahmed, A. Shapiro, A. Street. ‘‘Risk neutral and risk averse approaches to multistage renewable investment planning under uncertainty,’’ European Journal of Operational Research, vol.250, pp.979-989, 2016.
K. Bartlett, J. Lee, S. Ahmed, G.L. Nemhauser, J. Sokol, B. Na. ‘‘Congestion-aware dynamic routing in automated material handling systems’’, Computers and Industrial Engineering, vol. 70, pp. 176-182, 2014.
M.J. Feizollahi, S. Ahmed, M. Modarres. ‘‘The robust redundancy allocation problem in series-parallel systems with budgeted uncertainty,’’ IEEE Transactions on Reliability, vol.63, pp.239-250, 2014.
N. Kong, A.J. Schaefer, and S. Ahmed. ‘‘Totally unimodular stochastic programs,’’ Mathematical Programming, vol.138, pp.1-13, 2013.
K. Huang and S. Ahmed. ‘‘A stochastic programming approach for planning horizons of infinite horizon capacity planning problems,’’ European Journal of Operational Research, vol.200, pp.74-84, 2010.
Z.C. Taskin, J.C. Smith, S. Ahmed, and A.J, Schaefer. ‘‘Cutting plane algorithms for solving a robust edge-partition problem,’’ Discrete Optimization, vol.6, pp.420-435, 2009.
P. Schutz, A. Tomasgard and S. Ahmed. ‘‘Supply chain design under uncertainty using sample average approximation and dual decomposition,’’ European Journal of Operational Research, vol.199, pp.409-419, 2009.
K. Huang and S. Ahmed. ‘‘On a multi-stage stochastic programming model for inventory planning,’’ Information Systems and Operational Research, vol. 46, pp. 155-163, 2008.
S. Ahmed and N. V. Sahinidis. ‘‘Selection, acquisition, and allocation of manufacturing technology in a multi-product environment,’’ European Journal of Operational Research, vol. 189, pp. 807-821, 2008.
Y. Guan, S. Ahmed, A. J. Miller, and G. L. Nemhauser. ‘‘On formulations of the stochastic uncapacitated lot-sizing problem,’’ Operations Research Letters, vol.34, pp.241-250, 2006.
M. Tawarmalani, S. Ahmed, and N. V. Sahinidis. ‘‘Product disaggregation and relaxations of mixed-integer rational programs,’’ Optimization and Engineering, vol.3, pp. 281-303, 2002.
M. Tawarmalani, S. Ahmed, and N. V. Sahinidis. ‘‘Global optimization of 0-1 hyperbolic programs,’’ Journal of Global Optimization, vol. 24, pp. 385-417, 2002.
S. Ahmed and N. V. Sahinidis. ‘‘Analytical investigations of the process planning problem,’’ Computers & Chemical Engineering, vol. 23, pp. 1605-1621, 2000.
S. Ahmed, N. V. Sahinidis, and E. N. Pistikopoulos. ‘‘An improved decomposition algorithm for process planning under uncertainty,’’ Computers & Chemical Engineering, vol. 23, pp. 1589-1604, 2000.
S. Ahmed and N. V. Sahinidis. ‘‘Robust process planning under uncertainty,’’ Industrial & Engineering Chemistry Research, vol. 37, pp. 1883-1892, 1998.
T. Terlaky, M. Anjos, and S. Ahmed (eds.), ‘‘Advances and trends in optimization with engineering applications,’’ MOS-SIAM Series on Optimization, 2017.
M. Goetschalckx, S. Ahmed, A. Shapiro, and T. Santoso. ‘‘Strategic design of robust global supply chains under uncertainty,â€� in Progress in Material Handling Research: 2004, R. Meller et al. (eds.), The Material Handling Institute, NC, pp. 103-117, 2004.
S. Ahmed and N. V. Sahinidis. ‘‘Techniques in long range planning of chemical manufacturing systems,’’ in Computer-Aided Design, Engineering, and Manufacturing: Systems Techniques and Applications, Volume V: The Design of Manufacturing Systems, C. T. Leondes (ed.), CRC Press LLC, Boca Raton, FL, pp.1-25, 2001.
S. Ahmed and N. V. Sahinidis. ‘‘Chemical process planning,’’ in The Encyclopedia of Optimization, C. A. Floudas and P. M. Pardalos (eds.), Kluwer Academic Publishers, Vol.1, pp.246-252, 2001.
E.B. Khalil, B. Dilkina, G. Nemhauser, S. Ahmed, Y. Shao. ‘‘Learning to Run Heuristics in Tree Search,’’ In 26th International Joint Conference on Artificial Intelligence (IJCAI), 2017.
K. Ryan, D. Rajan, S. Ahmed. ‘‘Scenario Decomposition for 0-1 Stochastic Programs: Improvements and Asynchronous Implementation,’’ IEEE Workshop on Parallel Computing and Combinatorial Optimization, 2016.
W. Xie and S. Ahmed. ‘‘On the quantile cut closure of chance-constrained problems,’’ 18th International Integer Programming and Combinatorial Optimization (IPCO) Conference, 2016.
A. Torrico, S. Ahmed and A. Toriello. ‘‘A Polyhedral Approach to Online Bipartite Matching,’’ 18th International Integer Programming and Combinatorial Optimization (IPCO) Conference, 2016.
J. Luedtke, S. Ahmed and G.L. Nemhauser. ‘‘An integer programming approach for linear programs with probabilistic constraints,’’ in Proceedings of the 12th International Integer Programming and Combinatorial Optimization (IPCO) Conference, Lecture Notes in Computer Science, pp. 310-423, 2007.
Y. Guan, S. Ahmed and G. L. Nemhauser. ‘‘Sequential pairing of mixed integer inequalities,’’ in Proceedings of the 11th International Integer Programming and Combinatorial Optimization (IPCO) Conference, Lecture Notes in Computer Science, pp. 23-34, 2005.
S. Ahmed. ‘‘Semiconductor tool planning via multi-stage stochastic programming,’’ Proceedings of the International Conference on Modeling and Analysis in Semiconductor Manufacturing, Mackulak et al. (eds.), pp. 153-157, 2002.
A. Xavier, F. Qiu, S. Ahmed. ‘‘Learning to Solve Large-Scale Security-Constrained Unit Commitment Problems,’’ submitted 2019.
M. Siebert, S. Ahmed, G. Nemhauser. ‘‘A Linear Programming Based Approach to the Steiner Tree Problem with a Fixed Number of Terminals,’’ submitted 2018.
B. Basciftci, S. Ahmed, N. Gebraeel. ‘‘Data-Driven Maintenance and Operations Scheduling in Power Systems under Decision-Dependent Uncertainty,’’ submitted 2018.
H. Hashemi Doulabi, S. Ahmed, G. Nemhauser. State-Variable Modeling for Joint Chance Constrained Optimization Problems, submitted 2018.
H. Hashemi Doulabi, S. Ahmed, G. Nemhauser. State-Variable Modeling for a Class of Two-Stage Stochastic Optimization Problems, submitted 2018.
L. Munguia, S. Ahmed, D. Bader, G. Nemhauser, Y. Shao, D.J. Papageorgiou. ‘‘Rapid prototyping of parallel primal heuristics for domain specific MIPs: Application to maritime inventory routing,’’ submitted 2018.
X. Yu, S. Ahmed, S. Shen. ‘‘On the Value of Multistage Stochastic Facility Location with (or without) Risk Aversion,’’ submitted 2018.
E. Karabulut, S. Ahmed, G. Nemhauser. ‘‘Decentralized Algorithms for Distributed Integer Programming Problems with a Coupling Cardinality Constraint,’’ submitted 2018.
R. Rahmaniani, S. Ahmed, T.G. Crainic, M. Gendreau, and W. Rei. ‘‘The Benders Dual Decomposition Method,’’ submitted 2018.
W. Xie, S. Ahmed and R. Jiang. ‘‘Optimized Bonferroni approximations of distributionally robust joint chance constraints,’’ submitted 2017.
Y. Deng, S. Ahmed, J. Lee and S. Shen. ‘‘Scenario grouping and decomposition algorithms for chance-constrained programs,’’ submitted 2017.
M. Bodur, S. Ahmed, N. Boland, G. Nemhauser. ‘‘Decomposition of loosely coupled integer programs: A multiobjective perspective,’’ submitted 2016.
K. Ryan, S. Ahmed, S.S. Dey and D. Rajan. ‘‘Optimization driven scenario grouping,’’ submitted, 2016.
S. Ahmed. ‘‘Smooth minimization of two-stage stochastic linear programs,’’ ISyE Technical Report 2006.
A. Parmar, S. Ahmed, J. Sokol. ‘‘An integer programming approach to the OSPF weight setting problem,’’ ISyE Technical Report 2006.
S. Ahmed. ‘‘Mean-risk objectives in stochastic programming,’’ ISyE Technical Report 2004.
S. Ahmed and A. Shapiro. ‘‘The sample average approximation method for stochastic programs with integer recourse, ISyE Technical Report, 2002.
S. Takriti and S. Ahmed. ‘‘Managing short-term electricity contracts under uncertainty: A minimax approach, ISyE Technical Report, 2002.
S. Ahmed and M. A. Haque. ‘‘Multi-facility retail locationing using p-choice models,’’ ISyE Technical Report, 2001.
A. J. King, S. Takriti, and S. Ahmed. ‘‘Issues in risk modeling for multi-stage systems,’’ IBM Research Report No. RC-20993, 1997.
(c) Shabbir Ahmed. Last updated 2019-03-08. Created using jemdoc.

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