Andrew J. Schaefer

71 papers Misc 9Journal 61Unranked 1
YearRankTypeTitle / Venue / Authors
2026 J jnl
Inverse of the Gomory corner relaxation of integer programs.
Discret. Optim.
George Lyu, Fatemeh Nosrat, Andrew J. Schaefer
2026 J jnl
Maximizing the Score in "Ticket to Ride".
IEEE Trans. Games
Elizabeth Schaefer, Andrew J. Schaefer
2025 J jnl
On the strength of Lagrangian duality in multiobjective integer programming.
Math. Program.
Matthew Brun, Tyler A. Perini, Saumya Sinha, Andrew J. Schaefer
2024 J jnl
Characterizing Rational Transplant Program Response to Outcome-Based Regulation.
Oper. Res.
David T. Mildebrath, Taewoo Lee, Saumya Sinha, Andrew J. Schaefer, A. Osama Gaber
2024 J jnl
Combination Chemotherapy Optimization with Discrete Dosing.
INFORMS J. Comput.
Temitayo Ajayi, Seyedmohammadhossein Hosseinian, Andrew J. Schaefer, Clifton D. Fuller
2024 J jnl
Markov decision process design: A framework for integrating strategic and operational decisions.
Oper. Res. Lett.
Seth Brown, Saumya Sinha, Andrew J. Schaefer
2024 — conf
Overview of the Head and Neck Tumor Segmentation for Magnetic Resonance Guided Applications (HNTS-MRG) 2024 Challenge.
HNTS-MRG@MICCAI
Kareem A. Wahid, Cem Dede, Dina El-Habashy, Serageldin Kamel, Michael K. Rooney, Yomna Khamis, Moamen Abobakr Abdelaal, Sara Ahmed, Kelsey L. Corrigan, Enoch Chang, Stephanie O. Dudzinski, Travis C. Salzillo, Brigid McDonald, Samuel L. Mulder, Lucas McCullum, Qusai Alakayleh, Carlos Sjogreen, Renjie He, Abdallah Sherif Radwan Mohamed, Stephen Y. Lai, John P. Christodouleas, Andrew J. Schaefer, Mohamed A. Naser, Clifton D. Fuller
2024 J jnl
Relaxations and duality for multiobjective integer programming.
Math. Program.
Alex Dunbar, Saumya Sinha, Andrew J. Schaefer
2024 J jnl
Strategy investments in zero-sum games.
Optim. Lett.
Raul Garcia, Seyedmohammadhossein Hosseinian, Mallesh M. Pai, Andrew J. Schaefer
2023 J jnl
A note on the implications of approximate submodularity in discrete optimization.
Optim. Lett.
Temitayo Ajayi, Taewoo Lee, Andrew J. Schaefer
2023 J jnl
Acuity-Based Allocation of ICU-Downstream Beds with Flexible Staffing.
INFORMS J. Comput.
Silviya Valeva, Guodong Pang, Andrew J. Schaefer, Gilles Clermont
2023 J jnl
Evaluating mixed-integer programming models over multiple right-hand sides.
Oper. Res. Lett.
Rachael M. Alfant, Temitayo Ajayi, Andrew J. Schaefer
2023 J jnl
Markov Decision Process Design: A Framework for Integrating Strategic and Operational Decisions.
CoRR
Seth Brown, Saumya Sinha, Andrew J. Schaefer
2022 J jnl
Objective Selection for Cancer Treatment: An Inverse Optimization Approach.
Oper. Res.
Temitayo Ajayi, Taewoo Lee, Andrew J. Schaefer
2022 J jnl
Reinforcement learning of simplex pivot rules: a proof of concept.
Optim. Lett.
Varun Suriyanarayana, Onur Tavaslioglu, Ankit B. Patel, Andrew J. Schaefer
2022 J jnl
The Gap Function: Evaluating Integer Programming Models over Multiple Right-Hand Sides.
Oper. Res.
Temitayo Ajayi, Christopher Thomas, Andrew J. Schaefer
2021 J jnl
A Gilmore-Gomory construction of integer programming value functions.
Oper. Res. Lett.
Seth Brown, Wenxin Zhang, Temitayo Ajayi, Andrew J. Schaefer
2020 J jnl
Mitigating Information Asymmetry in Liver Allocation.
INFORMS J. Comput.
Sepehr Nemati, Zeynep G. Icten, Lisa M. Maillart, Andrew J. Schaefer
2020 J jnl
Optimal jersey retirement in the National Basketball Association.
IISE Trans.
David T. Mildebrath, Wendy Knight, Andrew J. Schaefer
2020 J jnl
Relating single-scenario facets to the convex hull of the extensive form of a stochastic single-node flow polytope.
Oper. Res. Lett.
David T. Mildebrath, Victor Gonzalez, Mehdi Hemmati, Andrew J. Schaefer
2020 J jnl
Theorems of the alternative for conic integer programming.
Oper. Res. Lett.
Temitayo Ajayi, Varun Suriyanarayana, Andrew J. Schaefer
2019 J jnl
Optimizing over pure stationary equilibria in consensus stopping games.
Math. Program. Comput.
Amin Dehghanian, Murat Kurt, Andrew J. Schaefer
2019 J jnl
Solving Stochastic and Bilevel Mixed-Integer Programs via a Generalized Value Function.
Oper. Res.
Onur Tavaslioglu, Oleg A. Prokopyev, Andrew J. Schaefer
2018 J jnl
On the structure of the inverse-feasible region of a linear program.
Oper. Res. Lett.
Onur Tavaslioglu, Taewoo Lee, Silviya Valeva, Andrew J. Schaefer
2018 J jnl
Optimal Design of the Seasonal Influenza Vaccine with Manufacturing Autonomy.
INFORMS J. Comput.
Osman Y. Özaltin, Oleg A. Prokopyev, Andrew J. Schaefer
2016 J jnl
Superadditive characterizations of pure integer programming feasibility.
Optim. Lett.
Amin Dehghanian, Andrew J. Schaefer
2016 J jnl
The Surgical Patient Routing Problem: A Central Planner Approach.
INFORMS J. Comput.
Sepehr Nemati, Oleg V. Shylo, Oleg A. Prokopyev, Andrew J. Schaefer
2015 J jnl
A polyhedral characterization of the inverse-feasible region of a mixed-integer program.
Oper. Res. Lett.
Jourdain B. Lamperski, Andrew J. Schaefer
2015 J jnl
Special issue of Mathematical Programming, Series B, dedicated to the international symposium on mathematical programming, Pittsburgh, July 2015.
Math. Program.
Gérard Cornuéjols, Andrew J. Schaefer
2015 J jnl
The Price of Nonabandonment: HIV in Resource-Limited Settings.
Manuf. Serv. Oper. Manag.
Amin Khademi, Denis Sauré, Andrew J. Schaefer, Ronald S. Braithwaite, Mark S. Roberts
2015 J jnl
Totally unimodular multistage stochastic programs.
Oper. Res. Lett.
Ruichen (Richard) Sun, Oleg V. Shylo, Andrew J. Schaefer
2013 J jnl
A hierarchy of bounds for stochastic mixed-integer programs.
Math. Program.
Burhaneddin Sandikçi, Nan Kong, Andrew J. Schaefer
2013 J jnl
Alleviating the Patient's Price of Privacy Through a Partially Observable Waiting List.
Manag. Sci.
Burhaneddin Sandikçi, Lisa M. Maillart, Andrew J. Schaefer, Mark S. Roberts
2013 J jnl
On a Level-Set Characterization of the Value Function of an Integer Program and Its Application to Stochastic Programming.
Oper. Res.
Andrew C. Trapp, Oleg A. Prokopyev, Andrew J. Schaefer
2013 J jnl
Robust Modified Policy Iteration.
INFORMS J. Comput.
David L. Kaufman, Andrew J. Schaefer
2013 J jnl
Stochastic Operating Room Scheduling for High-Volume Specialties Under Block Booking.
INFORMS J. Comput.
Oleg V. Shylo, Oleg A. Prokopyev, Andrew J. Schaefer
2013 J jnl
Totally unimodular stochastic programs.
Math. Program.
Nan Kong, Andrew J. Schaefer, Shabbir Ahmed
2012 J jnl
An Exact Method for Balancing Efficiency and Equity in the Liver Allocation Hierarchy.
INFORMS J. Comput.
Mehmet C. Demirci, Andrew J. Schaefer, H. Edwin Romeijn, Mark S. Roberts
2012 Misc conf
Sensitivity analysis of an ICU simulation model.
WSC
Theologos Bountourelis, David J. Eckman, K. Louis Luangkesorn, Andrew J. Schaefer, Spencer G. Nabors, Gilles Clermont
2012 Misc conf
The case against utilization: deceptive performance measures in inpatient care capacity models.
WSC
K. Louis Luangkesorn, Theologos Bountourelis, Andrew J. Schaefer, Spencer G. Nabors, Gilles Clermont
2012 J jnl
Two-stage quadratic integer programs with stochastic right-hand sides.
Math. Program.
Osman Y. Özaltin, Oleg A. Prokopyev, Andrew J. Schaefer
2011 Misc conf
A biologically based discrete-event simulation model of liver transplantation in the United States for pediatric and adult patients.
WSC
Aditya K. Iyer, Andrew J. Schaefer, Cindy L. Bryce, Gabriel L. Zenarosa, Chung-Chou Ho Chang, Mark S. Roberts
2011 Misc conf
Development and validation of a large scale ICU simulation model with blocking.
WSC
Theologos Bountourelis, K. Louis Luangkesorn, Andrew J. Schaefer, Lisa M. Maillart, Spencer G. Nabors, Gilles Clermont
2011 J jnl
Integrated design and operation of remnant inventory supply chains under uncertainty.
Eur. J. Oper. Res.
Jayant Rajgopal, Zhouyan Wang, Andrew J. Schaefer, Oleg A. Prokopyev
2011 Misc conf
Managing patient backlog in a surgical suite that uses a block-booking scheduling system.
WSC
Oleg V. Shylo, K. Louis Luangkesorn, Oleg A. Prokopyev, Jayant Rajgopal, Andrew J. Schaefer
2011 J jnl
Operating Room Pooling and Parallel Surgery Processing Under Uncertainty.
INFORMS J. Comput.
Sakine Batun, Brian T. Denton, Todd R. Huschka, Andrew J. Schaefer
2011 J jnl
Optimizing the Societal Benefits of the Annual Influenza Vaccine: A Stochastic Programming Approach.
Oper. Res.
Osman Y. Özaltin, Oleg A. Prokopyev, Andrew J. Schaefer, Mark S. Roberts
2011 J jnl
Predicting the Solution Time of Branch-and-Bound Algorithms for Mixed-Integer Programs.
INFORMS J. Comput.
Osman Y. Özaltin, Brady Hunsaker, Andrew J. Schaefer
2010 J jnl
Adaptive multicut aggregation for two-stage stochastic linear programs with recourse.
Eur. J. Oper. Res.
Svyatoslav Trukhanov, Lewis Ntaimo, Andrew J. Schaefer
2010 J jnl
Eliciting Patients' Revealed Preferences: An Inverse Markov Decision Process Approach.
Decis. Anal.
Zeynep Erkin, Matthew D. Bailey, Lisa M. Maillart, Andrew J. Schaefer, Mark S. Roberts
2010 J jnl
Maximizing the Efficiency of the U.S. Liver Allocation System Through Region Design.
Manag. Sci.
Nan Kong, Andrew J. Schaefer, Brady Hunsaker, Mark S. Roberts
2010 J jnl
The bilevel knapsack problem with stochastic right-hand sides.
Oper. Res. Lett.
Osman Y. Özaltin, Oleg A. Prokopyev, Andrew J. Schaefer
2009 Misc conf
A Simulation Model of HIV Treatment under Drug Scarcity Constraints.
WSC
Robert T. Koppenhaver, Andrew J. Schaefer, R. Scott Braithwaite, Mark S. Roberts
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
Inverse integer programming.
Optim. Lett.
Andrew J. Schaefer
2008 J jnl
Estimating the Patient's Price of Privacy in Liver Transplantation.
Oper. Res.
Burhaneddin Sandikçi, Lisa M. Maillart, Andrew J. Schaefer, Oguzhan Alagöz, Mark S. Roberts
2008 J jnl
The Optimal Time to Initiate HIV Therapy Under Ordered Health States.
Oper. Res.
Steven M. Shechter, Matthew D. Bailey, Andrew J. Schaefer, Mark S. Roberts
2007 J jnl
Choosing Among Living-Donor and Cadaveric Livers.
Manag. Sci.
Oguzhan Alagöz, Lisa M. Maillart, Andrew J. Schaefer, Mark S. Roberts
2007 J jnl
Determining the Acceptance of Cadaveric Livers Using an Implicit Model of the Waiting List.
Oper. Res.
Oguzhan Alagöz, Lisa M. Maillart, Andrew J. Schaefer, Mark S. Roberts
2006 J jnl
A factor 1/2 approximation algorithm for two-stage stochastic matching problems.
Eur. J. Oper. Res.
Nan Kong, Andrew J. Schaefer
2006 J jnl
Improving airline operational performance through schedule perturbation.
Ann. Oper. Res.
Andrew J. Schaefer, George L. Nemhauser
2006 J jnl
SPAR: stochastic programming with adversarial recourse.
Oper. Res. Lett.
Matthew D. Bailey, Steven M. Shechter, Andrew J. Schaefer
2006 J jnl
Two-stage integer programs with stochastic right-hand sides: a superadditive dual approach.
Math. Program.
Nan Kong, Andrew J. Schaefer, Brady Hunsaker
2005 J jnl
Airline Crew Scheduling Under Uncertainty.
Transp. Sci.
Andrew J. Schaefer, Ellis L. Johnson, Anton J. Kleywegt, George L. Nemhauser
2004 J jnl
A stochastic integer programming approach to solving a synchronous optical network ring design problem.
Networks
J. Cole Smith, Andrew J. Schaefer, Joyce W. Yen
2004 J jnl
Locating Hybrid Fuel Cell-Turbine Power Generation Units under Uncertainty.
Ann. Oper. Res.
Laura A. Schaefer, Andrew J. Schaefer
2004 Misc conf
Modeling the Progression and Treatment of HIV.
WSC
Steven M. Shechter, Andrew J. Schaefer, R. Scott Braithwaite, Mark S. Roberts
2004 J jnl
The Optimal Timing of Living-Donor Liver Transplantation.
Manag. Sci.
Oguzhan Alagöz, Lisa M. Maillart, Andrew J. Schaefer, Mark S. Roberts
2002 J jnl
A Stochastic Model of Airline Operations.
Transp. Sci.
Jay M. Rosenberger, Andrew J. Schaefer, David Goldsman, Ellis L. Johnson, Anton J. Kleywegt, George L. Nemhauser
2002 Misc conf
Methods for special applications: incorporating biology into discrete event simulation models of organ allocation.
WSC
Jennifer Kreke, Andrew J. Schaefer, Derek C. Angus, Cindy L. Bryce, Mark S. Roberts
2000 Misc conf
Air transportation simulation: SimAir: a stochastic model of airline operations.
WSC
Jay M. Rosenberger, Andrew J. Schaefer, David Goldsman, Ellis L. Johnson, Anton J. Kleywegt, George L. Nemhauser