Zhe George Zhang

According to our database, Zhe George Zhang authored at least 79 papers between 1993 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Extended replacement policy for a system under shocks effect.

Shey-Huei Sheu, Tzu-Hsin Liu, Wei-Teng Sheu, Yu-Hung Chien, Zhe-George Zhang

Ann. Oper. Res., September, 2024

<i>Journal of the Operational Research Society</i> (JORS): The last 40 years.

Saïd Salhi, Graham Rand, John Hough, John C. Ranyard, Terry Williams, John Wilson, Thomas W. Archibald, Jonathan Crook, John E. Boylan, Martin H. Kunc, Zhe George Zhang

J. Oper. Res. Soc., February, 2024

Editorial to the 75 ^th volume of the Journal of the Operational Research Society.

Martin H. Kunc, Saïd Salhi, George Zhang

J. Oper. Res. Soc., January, 2024

Optimal replacement policy based on number of failures for a system with multiple attempt minimal repairs.

Yu-Hung Chien, Zhe George Zhang

Reliab. Eng. Syst. Saf., 2024

2023

Distortion risk measure under parametric ambiguity.

Hui Shao, Zhe George Zhang

Eur. J. Oper. Res., December, 2023

Optimal replacement policy for a two-unit system subject to shocks and cumulative damage.

Shey-Huei Sheu, Tzu-Hsin Liu, Wei-Teng Sheu, Jau-Chuan Ke, Zhe George Zhang

Reliab. Eng. Syst. Saf., October, 2023

Operational Research in times of crisis: Experiences with COVID-19.

Martin H. Kunc, John E. Boylan, Saïd Salhi, Zhe George Zhang

J. Oper. Res. Soc., February, 2023

2022

Efficiency-quality trade-off in allocating resource to public healthcare systems.

Jinting Wang, Zhongbin Wang, Zhe George Zhang, Fang Wang

Int. J. Prod. Res., 2022

2021

Optimal replacement policy with replacement last under cumulative damage models.

Shey-Huei Sheu, Tzu-Hsin Liu, Wei-Teng Sheu, Zhe-George Zhang, Jau-Chuan Ke

Reliab. Eng. Syst. Saf., 2021

Strategic joining in an M/M/K queue with asynchronous and synchronous multiple vacations.

Jinting Wang, Yu Zhang, Zhe George Zhang

J. Oper. Res. Soc., 2021

Editorial.

John E. Boylan, Martin H. Kunc, Saïd Salhi, Zhe George Zhang

J. Oper. Res. Soc., 2021

M/PH/C queue under a congestion-based staffing policy with applications in steel industry operations.

Yanhe Jia, Zhe George Zhang, Lixin Tang

Int. J. Prod. Res., 2021

A generalized age-dependent minimal repair with random working times.

Shey-Huei Sheu, Tzu-Hsin Liu, Zhe-George Zhang, Xufeng Zhao, Yu-Hung Chien

Comput. Ind. Eng., 2021

2020

On two-tier healthcare system under capacity constraint.

Wuhua Chen, Zhe George Zhang, Xiaohong Chen

Int. J. Prod. Res., 2020

Optimum replacement policy for cumulative damage models based on multi-attributes.

Shey-Huei Sheu, Tzu-Hsin Liu, Zhe-George Zhang, Hsin-Nan Tsai

Comput. Ind. Eng., 2020

Improving the Performance of MMPP/M/C Queue by Convex Optimization-A Real-World Application in Iron and Steel Industry.

Yanhe Jia, Zhe George Zhang, Te Xu

IEEE Access, 2020

2019

Optimal replacement policies for a system based on a one-cycle criterion.

Shey-Huei Sheu, Hsin-Nan Tsai, Uan-Yu Sheu, Zhe George Zhang

Reliab. Eng. Syst. Saf., 2019

Extended optimal preventive replacement policies with random working cycle.

Shey-Huei Sheu, Tzu-Hsin Liu, Zhe-George Zhang

Reliab. Eng. Syst. Saf., 2019

On Downs-Thomson paradox in two-tier service systems with a fast pass and revenue-based capacity investment.

Xiaoling Yin, Zhe George Zhang

J. Oper. Res. Soc., 2019

Analysis of price competition in two-tier service systems.

Wuhua Chen, Zhe George Zhang, Zhongsheng Hua

J. Oper. Res. Soc., 2019

A possible optimal design of one-way Hamming network H(n, 3) based on the minimum transmission latency.

Yanyan Wen, Guorong Chai, Qiuli Li, Zhe George Zhang

J. Comb. Optim., 2019

Generalized multi-parameter preventive replacement policy for systems with random processing times.

Chin-Chih Chang, Yen-Luan Chen, Xiaoling Yin, Zhe George Zhang

INFOR Inf. Syst. Oper. Res., 2019

On optimal preventive-maintenance policy for generalized Polya process repairable products under free-repair warranty.

Yu-Hung Chien, Zhe George Zhang, Xiaoling Yin

Eur. J. Oper. Res., 2019

Dockless Bike-Sharing Systems with Unusable Bikes: Removing, Repair and Redistribution under Batch Policies.

Rui-Na Fan, Quan-Lin Li, Xiaole Wu, Zhe George Zhang

CoRR, 2019

Organizational learning: Approximation of multiple-level learning and forgetting by an aggregated single-level model.

Ilhyung Kim, Mark Springer, Zhe George Zhang, Young-Sun Park

Comput. Ind. Eng., 2019

Strategic Joining in a Single-Server Retrial Queue with Batch Service.

Ke Sun, Jinting Wang, Zhe George Zhang

Proceedings of the Queueing Theory and Network Applications, 2019

2018

The generalized age maintenance policies with random working times.

Shey-Huei Sheu, Tzu-Hsin Liu, Zhe-George Zhang, Hsin-Nan Tsai

Reliab. Eng. Syst. Saf., 2018

Strategic joining in an M/M/1 queue with risk-sensitive customers.

Jinting Wang, Zhe George Zhang

J. Oper. Res. Soc., 2018

A c/μ-Rule for Service Resource Allocation in Group-Server Queues.

Li Xia, Zhe George Zhang, Quan-Lin Li, Peter W. Glynn

CoRR, 2018

2017

A trivariate optimal replacement policy for a deteriorating system based on cumulative damage and inspections.

Hsin-Nan Tsai, Shey-Huei Sheu, Zhe George Zhang

Reliab. Eng. Syst. Saf., 2017

Groups of Repairmen and Repair-based Load Balancing in Supermarket Models with Repairable Servers.

Na Li, Quan-Lin Li, Zhe George Zhang

CoRR, 2017

Strategic behavior and social optimization in a double-ended queue with gated policy.

Fang Wang, Jinting Wang, Zhe George Zhang

Comput. Ind. Eng., 2017

2016

Optimal two-threshold replacement policy in a cumulative damage model.

Shey-Huei Sheu, Tzu-Hsin Liu, Zhe-George Zhang, Hsin-Nan Tsai, Jung-Chih Chen

Ann. Oper. Res., 2016

2015

Extended Optimal Replacement Policy for a Two-Unit System With Shock Damage Interaction.

Shey-Huei Sheu, Tzu-Hsin Liu, Zhe George Zhang, Yu-Hung Chien

IEEE Trans. Reliab., 2015

An extended optimal replacement model for a deteriorating system with inspections.

Shey-Huei Sheu, Hsin-Nan Tsai, Fu-Kwun Wang, Zhe George Zhang

Reliab. Eng. Syst. Saf., 2015

Optimal preventive maintenance and repair policies for multi-state systems.

Shey-Huei Sheu, Chin-Chih Chang, Yen-Luan Chen, Zhe George Zhang

Reliab. Eng. Syst. Saf., 2015

Analysis of two-tier public service systems under a government subsidy policy.

Wuhua Chen, Zhe George Zhang, Zhongsheng Hua

Comput. Ind. Eng., 2015

2014

On the Downs-Thomson Paradox in a Self-Financing Two-Tier Queuing System.

Pengfei Guo, Robin Lindsey, Zhe George Zhang

Manuf. Serv. Oper. Manag., 2014

Optimal number of repairs before replacement for a two-unit system subject to non-homogeneous pure birth process.

Shey-Huei Sheu, Tzu-Hsin Liu, Zhe-George Zhang, Tsan-Ming Chang

Comput. Ind. Eng., 2014

Lifetime properties of a cumulative shock model with a cluster structure.

Jian-Ming Bai, Zhe George Zhang, Ze-Hui Li

Ann. Oper. Res., 2014

2013

An Optimal Age Replacement Policy for Multi-State Systems.

Shey-Huei Sheu, Zhe George Zhang

IEEE Trans. Reliab., 2013

Optimal Number of Repairs Before Replacement for a System Subject to Shocks of a Non-Homogeneous Pure Birth Process.

Shey-Huei Sheu, Yen-Luan Chen, Chin-Chih Chang, Zhe George Zhang

IEEE Trans. Reliab., 2013

Strategic Queueing Behavior and Its Impact on System Performance in Service Systems with the Congestion-Based Staffing Policy.

Pengfei Guo, Zhe George Zhang

Manuf. Serv. Oper. Manag., 2013

Computational analysis of machine repair problem with unreliable multi-repairmen.

Jau-Chuan Ke, Ying-Lin Hsu, Tzu-Hsin Liu, Zhe George Zhang

Comput. Oper. Res., 2013

Extended optimal replacement policy for a system subject to non-homogeneous pure birth shocks.

Shey-Huei Sheu, Yen-Luan Chen, Chin-Chih Chang, Zhe George Zhang

Comput. Ind. Eng., 2013

2012

A Block Replacement Policy for Systems Subject to Non-homogeneous Pure Birth Shocks.

Shey-Huei Sheu, Yen-Luan Chen, Chin-Chih Chang, Zhe George Zhang

IEEE Trans. Reliab., 2012

Optimal maintenance policy for a system subject to damage in a discrete time process.

Yu-Hung Chien, Shey-Huei Sheu, Zhe George Zhang

Reliab. Eng. Syst. Saf., 2012

A note on replacement policy for a system subject to non-homogeneous pure birth shocks.

Shey-Huei Sheu, Chin-Chih Chang, Zhe George Zhang, Yu-Hung Chien

Eur. J. Oper. Res., 2012

2011

Modeling Security-Check Queues.

Zhe George Zhang, Hsing Paul Luh, Chia-Hung Wang

Manag. Sci., 2011

Forecasting stock indices with back propagation neural network.

Jian-Zhou Wang, Ju-Jie Wang, Zhe-George Zhang, Shu-Po Guo

Expert Syst. Appl., 2011

Cost evaluation in M/G/1 queue with T-policy revisited, technical note.

Zhe George Zhang, Lotfi Tadj, Messaoud Bounkhel

Eur. J. Oper. Res., 2011

An algorithmic analysis of multi-server vacation model with service interruptions.

Jau-Chuan Ke, Chuen-Horng Lin, Hsin-I Huang, Zhe George Zhang

Comput. Ind. Eng., 2011

A multi-criteria optimal replacement policy for a system subject to shocks.

Chin-Chih Chang, Shey-Huei Sheu, Yen-Luan Chen, Zhe George Zhang

Comput. Ind. Eng., 2011

2010

A Periodic Replacement Model Based on Cumulative Repair-Cost Limit for a System Subjected to Shocks.

Shey-Huei Sheu, Chin-Chih Chang, Yen-Luan Chen, Zhe George Zhang

IEEE Trans. Reliab., 2010

2009

Analysis of the M/G/1 queue with exponentially working vacations - a matrix analytic approach.

Ji-Hong Li, Naishuo Tian, Zhe George Zhang, Hsing Paul Luh

Queueing Syst. Theory Appl., 2009

Performance Analysis of a Queue with Congestion-Based Staffing Policy.

Zhe George Zhang

Manag. Sci., 2009

Technical Note - A Risk-Averse Newsvendor Model Under the CVaR Criterion.

Youhua (Frank) Chen, Minghui Xu, Zhe George Zhang

Oper. Res., 2009

A note on workload control for an under-utilized server of M/G/1 system.

Zhe George Zhang

Comput. Ind. Eng., 2009

2007

A Computational Model for Determining the Optimal Preventive Maintenance Policy With Random Breakdowns and Imperfect Repairs.

Ali Haj Shirmohammadi, Zhe George Zhang, Ernie Love

IEEE Trans. Reliab., 2007

The optimal service time allocation of a versatile server to queue jobs and stochastically available non-queue jobs of different types.

Zhe George Zhang, Ernie Love, Yu Song

Comput. Oper. Res., 2007

A Performance Analysis of Call Centers Based on a Multi-server Queue with Retrials, Feedbacks, Impatience.

Zhe George Zhang, Yi-Jun Zhu, Ren-Xiang Zhu

Proceedings of the International MultiConference of Engineers and Computer Scientists 2007, 2007

2006

Analysis of multi-server queue with a single vacation (e, d)-policy.

Xiuli Xu, Zhe George Zhang

Perform. Evaluation, 2006

On the convexity of the two-threshold policy for an M/G/1 queue with vacations.

Zhe George Zhang

Oper. Res. Lett., 2006

A two threshold vacation policy in multiserver queueing systems.

Naishuo Tian, Zhe George Zhang

Eur. J. Oper. Res., 2006

An extended optimal replacement model of systems subject to shocks.

Yu-Hung Chien, Shey-Huei Sheu, Zhe George Zhang, Ernie Love

Eur. J. Oper. Res., 2006

A simple computational model for analyzing the properties of stop-loss, take-profit, and price breakout trading strategies.

Art Warburton, Zhe George Zhang

Comput. Oper. Res., 2006

2004

The <i>N</i> threshold policy for the <i>GI</i>/<i>M</i>/1 queue.

Zhe George Zhang, Naishuo Tian

Oper. Res. Lett., 2004

An analysis of queueing systems with multi-task servers.

Zhe George Zhang, Naishuo Tian

Eur. J. Oper. Res., 2004

2003

Analysis of Queueing Systems with Synchronous Single Vacation for Some Servers.

Zhe George Zhang, Naishuo Tian

Queueing Syst. Theory Appl., 2003

Stationary Distributions of GI/M/c Queue with PH Type Vacations.

Naishuo Tian, Zhe George Zhang

Queueing Syst. Theory Appl., 2003

Analysis on queueing systems with synchronous vacations of partial servers.

Zhe George Zhang, Naishuo Tian

Perform. Evaluation, 2003

An optimal maintenance policy for skipping imminent preventive maintenance for systems experiencing random failures.

Ali Haj Shirmohammadi, Charles Ernie Love, Zhe George Zhang

J. Oper. Res. Soc., 2003

2002

Allocating kanbans for a production system in a general configuration with a new control strategy.

Xiaobo Zhao, Kenichi Nakashima, Zhe George Zhang

IEEE Trans. Syst. Man Cybern. Part A, 2002

The Discrete-Time GI/Geo/1 Queue with Multiple Vacations.

Naishuo Tian, Zhe George Zhang

Queueing Syst. Theory Appl., 2002

2001

Discrete Time Geo/G/1 Queue with Multiple Adaptive Vacations.

Zhe George Zhang, Naishuo Tian

Queueing Syst. Theory Appl., 2001

2000

A discrete semi-Markov decision model to determine the optimal repair/replacement policy under general repairs.

Charles Ernie Love, Zhe George Zhang, M. A. Zitron, Renkuan G. Guo

Eur. J. Oper. Res., 2000

A simple recursive Markov chain model to determine the optimal replacement policies under general repairs.

Zhe George Zhang, Charles Ernie Love

Comput. Oper. Res., 2000

1997

Optimal Two-Threshold Policies in an M/G/1 Queue With Two Vacation Types.

Zhe George Zhang, Raymond G. Vickson, Michel J. A. van Eenige

Perform. Evaluation, 1997

1993

A simple approximation for mean waiting time in M/G/1 queue with vacations and limited service discipline.

Zhe George Zhang, Raymond G. Vickson

Oper. Res. Lett., 1993