Sigrún Andradóttir

Publication Activity (10 Years)

Years Active: 1990-2022
Publications (10 Years): 15

Top Topics

Profit Maximization

Queueing Networks

Top Venues

Queueing Syst. Theory Appl.

Eur. J. Oper. Res.

ACM Trans. Model. Comput. Simul.

INFORMS J. Comput.

Publications

Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Synchronous resource allocation: modeling, capacity, and optimization. OR Spectr. 44 (4) (2022)
Sigrún Andradóttir, Hayriye Ayhan
Optimizing the interaction between residents and attending physicians. Eur. J. Oper. Res. 290 (1) (2021)
Sigrún Andradóttir, Judy S. Lee
Pareto set estimation with guaranteed probability of correct selection. Eur. J. Oper. Res. 292 (1) (2021)
Salih Tekin, Sigrún Andradóttir
Inspection location in capacity-constrained lines. Central Eur. J. Oper. Res. 28 (3) (2020)
Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Ranking flexibility structures in queueing systems. Eur. J. Oper. Res. 281 (1) (2020)
Yuwei Zhou, Sigrún Andradóttir, Seong-Hee Kim
Identifying the Best System in the Presense of Stochastic Constraints with Varying Thresholds. WSC (2020)
Liujia Hu, Sigrún Andradóttir
Constrained Search via Penalization for Continuous Simulation Optimization. IEEE Trans. Autom. Control. 65 (11) (2020)
Liujia Hu, Sigrún Andradóttir
An Asymptotically Optimal Set Approach for Simulation Optimization. INFORMS J. Comput. 31 (1) (2019)
Xinchang Wang, Sigrún Andradóttir, Hayriye Ayhan
Optimal pricing for tandem queues with finite buffers. Queueing Syst. Theory Appl. 92 (3-4) (2019)
Judy S. Lee, Sigrún Andradóttir, Richard M. Fujimoto
Simulation cloning with induced negative correlation. J. Simulation 11 (4) (2017)
Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Resource pooling in the presence of failures: Efficiency versus risk. Eur. J. Oper. Res. 256 (1) (2017)
Nilay Tanik Argon, Sigrún Andradóttir
Pooling in tandem queueing networks with non-collaborative servers. Queueing Syst. Theory Appl. 87 (3-4) (2017)
Tugçe Isik, Sigrún Andradóttir, Hayriye Ayhan
Optimal control of queueing systems with non-collaborating servers. Queueing Syst. Theory Appl. 84 (1-2) (2016)
Sigrún Andradóttir, Peter W. Glynn
Computing Bayesian Means Using Simulation. ACM Trans. Model. Comput. Simul. 26 (2) (2016)
Xinchang Wang, Sigrún Andradóttir, Hayriye Ayhan
Dynamic Server Assignment With Task-Dependent Server Synergy. IEEE Trans. Autom. Control. 60 (2) (2015)
Christopher M. Healey, Sigrún Andradóttir, Seong-Hee Kim
Selection Procedures for Simulations with Multiple Constraints under Independent and Correlated Sampling. ACM Trans. Model. Comput. Simul. 24 (3) (2014)
Eser Kirkizlar, Sigrún Andradóttir, Hayriye Ayhan
Profit maximization in flexible serial queueing networks. Queueing Syst. Theory Appl. 77 (4) (2014)
Vivek Gupta, Sigrún Andradóttir, David Goldsman
Variance estimation and sequential stopping in steady-state simulations using linear regression. ACM Trans. Model. Comput. Simul. 24 (2) (2014)
Liujia Hu, Sigrún Andradóttir
A penalty function approach for simulation optimization with stochastic constraints. WSC (2014)
Nilay Tanik Argon, Sigrún Andradóttir, Christos Alexopoulos, David Goldsman
Steady-State Simulation with Replication-Dependent Initial Transients: Analysis and Examples. INFORMS J. Comput. 25 (1) (2013)
Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Optimal assignment of servers to tasks when collaboration is inefficient. Queueing Syst. Theory Appl. 75 (1) (2013)
Christopher M. Healey, Sigrún Andradóttir, Seong-Hee Kim
Efficient comparison of constrained systems using dormancy. Eur. J. Oper. Res. 224 (2) (2013)
Sigrún Andradóttir, Hayriye Ayhan, Eser Kirkizlar
Flexible servers in tandem lines with setup costs. Queueing Syst. Theory Appl. 70 (2) (2012)
Salih Tekin, Sigrún Andradóttir, Douglas G. Down
Dynamic server allocation for unstable queueing networks with flexible servers. Queueing Syst. Theory Appl. 70 (1) (2012)
Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Technical Note - Queueing Systems with Synergistic Servers. Oper. Res. 59 (3) (2011)
Christopher M. Healey, Sigrún Andradóttir, Seong-Hee Kim
A minimal switching procedure for constrained ranking and selection. WSC (2010)
Sigrún Andradóttir, Wenchi Chiu, David Goldsman, Mi Lim Lee, Kwok-Leung Tsui, David N. Fisman, Beate Sander, Azhar Nizam
Simulation of strategies for containing pandemic influenza. WSC (2010)
Sigrún Andradóttir, Andrei A. Prudius
Balanced Explorative and Exploitative Search with Estimation for Simulation Optimization. INFORMS J. Comput. 21 (2) (2009)
Christos Alexopoulos, Sigrún Andradóttir, Nilay Tanik Argon, David Goldsman
Replicated batch means for steady-state simulations with initial transients. WSC (2007)
Sigrún Andradóttir, Paul Glasserman, Peter W. Glynn, Philip Heidelberger, Sandeep Juneja
Perwez Shahabuddin, 1962-2005: A professional appreciation. ACM Trans. Model. Comput. Simul. 17 (2) (2007)
Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Compensating for Failures with Flexible Servers. Oper. Res. 55 (4) (2007)
Nilay Tanik Argon, Sigrún Andradóttir
Partial Pooling in Tandem Lines with Cooperation and Blocking. Queueing Syst. Theory Appl. 52 (1) (2006)
Sigrún Andradóttir
Simulation optimization with countably infinite feasible regions: Efficiency and convergence. ACM Trans. Model. Comput. Simul. 16 (4) (2006)
Christos Alexopoulos, Sigrún Andradóttir, Nilay Tanik Argon, David Goldsman
Replicated batch means variance estimators in the presence of an initial transient. ACM Trans. Model. Comput. Simul. 16 (4) (2006)
Andrei A. Prudius, Sigrún Andradóttir
Two simulated annealing algorithms for noisy objective functions. WSC (2005)
Sigrún Andradóttir, David Goldsman, Lee W. Schruben, Bruce W. Schmeiser, Enver Yücesan
Analysis methodology: are we done? WSC (2005)
Sigrún Andradóttir, Hayriye Ayhan
Throughput Maximization for Tandem Lines with Two Stations and Flexible Servers. Oper. Res. 53 (3) (2005)
Sigrún Andradóttir, David Goldsman, Seong-Hee Kim
Finding the best in the presence of a stochastic constraint. WSC (2005)
Sigrún Andradóttir, Mehdi Hosseini-Nasab
Parallel simulation of transfer lines by time segmentation. Eur. J. Oper. Res. 159 (2) (2004)
Andrei A. Prudius, Sigrún Andradóttir
Simulation Optimization Using Balanced Explorative and Exploitative Search. WSC (2004)
Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Dynamic Server Allocation for Queueing Networks with Flexible Servers. Oper. Res. 51 (6) (2003)
Sigrún Andradóttir, Mehdi Hosseini-Nasab
Efficiency of Time Segmentation Parallel Simulation of Finite Markovian Queueing Networks. Oper. Res. 51 (2) (2003)
Sigrún Andradóttir
Simulation Optimization: Integrating Research and Practice. INFORMS J. Comput. 14 (3) (2002)
Sigrún Andradóttir, Hayriye Ayhan, Douglas G. Down
Server Assignment Policies for Maximizing the Steady-State Throughput of Finite Queueing Systems. Manag. Sci. 47 (10) (2001)
Mahmoud H. Alrefaei, Sigrún Andradóttir
A modification of the stochastic ruler method for discrete stochastic optimization. Eur. J. Oper. Res. 133 (1) (2001)
Sigrún Andradóttir, Nilay Tanik Argon
Standardized time series methods: variance estimation using replicated batch means. WSC (2001)
Sigrún Andradóttir, Vicki M. Bier
Applying Bayesian ideas in simulation. Simul. Pract. Theory 8 (3-4) (2000)
Michael C. Fu, Sigrún Andradóttir, John S. Carson II, Fred W. Glover, Charles R. Harrell, Yu-Chi Ho, James P. Kelly, Stephen M. Robinson
Integrating optimization and simulation: research and practice. WSC (2000)
Sigrún Andradóttir
Accelerating the convergence of random search methods for discrete stochastic optimization. ACM Trans. Model. Comput. Simul. 9 (4) (1999)
Sigrún Andradóttir
A Review of Simulation Optimization Techniques. WSC (1998)
Sigrún Andradóttir, Vicki M. Bier
An analysis of decomposition for subjective estimation in decision analysis. IEEE Trans. Syst. Man Cybern. Part A 28 (4) (1998)
Mehdi Hoseyni-Nasab, Sigrún Andradóttir
Time Segmentation Parallel Simulation of Tandem Queues with Manufacturing Blocking. WSC (1998)
Mehdi Hoseyni-Nasab, Sigrún Andradóttir
Efficiency of Time Segmentation Parallel Simulation of Queueing Networks as a Function of the Size of the Network. WSC (1997)
Mahmoud H. Alrefaei, Sigrún Andradóttir
Accelerating the Convergence of the Stochastic Ruler Method of Discrete Stochastic Optimization. WSC (1997)
Mahmoud H. Alrefaei, Sigrún Andradóttir
Discrete Stochastic Optimization via a Modification of the Stochastic Ruler Method. WSC (1996)
Mehdi Hoseyni-Nasab, Sigrún Andradóttir
Parallel Simulation by Time Segmentation: Methodology and Applications. WSC (1996)
Sigrún Andradóttir
A Global Search Method for Discrete Stochastic Optimization. SIAM J. Optim. 6 (2) (1996)
Sigrún Andradóttir, Teunis J. Ott
Time-Segmentation Parallel Simulation of Networks of Queues with Loss or Communication Blocking. ACM Trans. Model. Comput. Simul. 5 (4) (1995)
Mahmoud H. Alrefaei, Sigrún Andradóttir
A New Search Algorithm for Discrete Stochastic Optimization. WSC (1995)
Sigrún Andradóttir, Daniel P. Heyman, Teunis J. Ott
On the Choice of Alternative Measures in Importance Sampling with Markov Chains. Oper. Res. 43 (3) (1995)
Sigrún Andradóttir
A Stochastic Approximation Algorithm with Varying Bounds. Oper. Res. 43 (6) (1995)
Sigrún Andradóttir, James M. Calvin, Peter W. Glynn
Increasing the frequency of regeneration for Markov processes. WSC (1994)
Sigrún Andradóttir, Daniel P. Heyman, Teunis J. Ott
Variance Reduction Through Smoothing and Control Variates for Markov Chain Simulations. ACM Trans. Model. Comput. Simul. 3 (3) (1993)
Sigrún Andradóttir, Daniel P. Heyman, Teunis J. Ott
Smoothing Methods for Variance Reduction in Simulation of Markov Chains. WSC (1992)
Sigrún Andradóttir
Discrete Optimization in Simulation: A Method and Applications. WSC (1992)
Sigrún Andradóttir
A projected stochastic approximation algorithm. WSC (1991)
Sigrún Andradóttir
A new algorithm for stochastic optimization. WSC (1990)