Jiheng ZHANG (張季恆)
Jiheng ZHANG (張季恆)
PhD, Georgia Institute of Technology, 2009
Associate Professor
Tel 2358 8627
Office Room 5581
Research Interests

Applied Probability; Stochastic Modeling and Optimization; Numerical Methods and Algorithm.

Contact Info
Tel 2358 8627
Office Room 5581
Research Interests

Applied Probability; Stochastic Modeling and Optimization; Numerical Methods and Algorithm.

Profile

Jiheng Zhang joined the Department of Industrial Engineering and Decision Analytics as an Assistant Professor at the Hong Kong University of Science and Technology in 2009. His research interests are in the areas of service operations management, queueing system and applied probability. He received both Ph.D. and M.S. degrees in operations research from Georgia Institute of Technology (2009, 2005), M.S. degree in mathematics from the Ohio State University(2003), and B.S. degree in mathematics in Nanjing University(2002).

Honors and Awards
  • Honorable mention, The George E. Nicholson Best Student Paper Prize, INFORMS, October 2009.
  • Finalist, The George E. Nicholson Best Student Paper Prize, INFORMS, October 2008.
Teaching Activities
  • IEDA 2510, Engineering Probability and Statistics.
  • IEDA 2520, Probability for Engineers.
  • IEDA 4180, Service Engineering and Management.
  • IEDA 3330, Industrial Data System.
Research Projects
  • Research Grants Council Grant No. 16200617, 2018-2020, “Asymptotic Analysis of Inventory Problems with High Dimensional State Spaces”, Co-I (PI, Rachel Zhang)
  • Research Grants Council Grant No. 16201417, 2018-2020, “Brownian Control with High Dimensional State Space”, PI (Co-I: Rachel Zhang)
  • Research Grants Council Grant No. 16501015, 2016-2019, “Customer Differentiation in Large Service Systems”, PI
  • Research Grants Council Grant No. 16500615, 2016-2018, “Operations Management of Shared Networks in Wireless Communications”, Co-I, (PI, Rachel Zhang)
  • University Research Infrastructure Grant No. FSGRF15EG06, 2014-2016, “A queueing approach to spectrum management”, HK$50,000, PI (Co-I: Rachel Zhang)
  • Service Systems with Many Limited-Processor-Sharing Servers. Hong Kong Research Grant Council, Early Career Scheme. Project No. 624012, Jan 2013 – Dec 2015. PI
  • Theme-Based Research Project: Transforming Hong Kong's Ocean Container Transport Logistics Network. HKD 13,292,000. Hong Kong Research Grant Council. Project No. T32-620/11, Nov 2011 – Oct 2016.  (CI, PI: C. Y. Lee). 
  • Staffing and Control of a Many-server Queueing Network. Hong Kong Research Grant Council, General Research Fund. Project No. 622411, Jan 2012 – Dec 2014. PI
  • Analysis of Limited Resource Sharing Models. Hong Kong Research Grant Council, NWO/RGC Joint Research Scheme. Project No. D-HK007/11T, July 2011 – June 2013. PI
  • Many-server Queues in Tandem with Time Varying Arrivals. Hong Kong Research Grant Council, General Research Fund. Project No. 622110, Jan 2011  – Dec 2013. PI
  • Staffing service outsourcing with rework. Hong Kong Research Grant Council, Direct Allocation Grant. Project No. DAG09/10.EG05, May 2010 – Nov 2011. PI
Selected Publications
  1. Shining Wu, Jiheng Zhang, Rachel Zhang (2018), Management of a Shared Spectrum Network in Wireless Communications, Operations Research, 66 (4), pp. 1119-1135.

  2. Angelos Aveklouris, Maria Vlasiou, Jiheng Zhang, Bert Zwart (2017), Heavy-traffic Approximations for a Layered Network with Limited Resources, Rolski special issue PMS, arXiv preprint arXiv:1701.03370

  3. Junfei Huang, Avishai Mandelbaum, Hanqin Zhang, Jiheng Zhang (2017), Refined Models for Efficiency-Driven Queues with Applications to Delay Announcements and Staffing, Operstions Research, 65 (5), pp. 1380-1397.
     

  4. Junfei Huang, Hanqin Zhang, Jiheng Zhang (2016), A unified Approach to Diffusion Analysis of Queues with General Patience-time Distribution, Mathematics of Operations Research, 41 (3), pp. 1135-1160.

  5. Chung-Yee Lee, Hau Lee, Jiheng Zhang (2015), The Impact of Slow Ocean Steaming on Delivery Reliability and Fuel Consumption, Transportation Research Part E: Logistics and Transportation Review, 76, pp. 176-190.

  6. Xiaowei Zhang, Jeff Hong, Jiheng Zhang (2014), Scaling and Modeling of Call Center Arrivals, Proceedings of the 2014 Winter Simulation Conference, pp. 476-485.

  7. Tolga Tezcan, Jiheng Zhang (2014), Routing and staffing in customer service web chat systems with impatient customers, Operations Research, 61 (4), pp. 943-956.

  8. Zhenghua Long, Jiheng Zhang (2014), Convergence to Equilibrium States for Fluid Models of Many-server Queues with Abandonment, Operations Research Letters, 42 (6-7), pp. 388-393.

  9. Jun Luo, Jiheng Zhang (2013), Staffing and Control of Instant Messaging Contact Centers, Operations Research, 61 (2), pp. 328-343.

  10. Jiheng Zhang (2013), Fluid Models of Many-server Queues with Abandonment, Queueing Systems, 73 (2), pp. 147-193.

  11. Maria Vlasiou, Jiheng Zhang, Bert Zwart, Rod van der Mei (2012), Separation of Timescales in a Two-Layered Network, Proceedings of the 24th International Teletraffic Congress, Article No.: 32.

  12. Jiheng Zhang, J. G. Dai, Bert Zwart (2011), Diffusion Approximations of Limited Processor Sharing Queues in Heavy Traffic, Annals of Applied Probability, 21 (2), pp. 745-799.

  13. Jiheng Zhang, J. G. Dai, Bert Zwart (2009), Law of Large Number Limits of Limited Processor Sharing Queues, Mathematics of Operations Research, 34 (4), pp. 937-970.

  14. Jiheng Zhang, Bert Zwart (2008), Steady State Approximations of Limited Processor Sharing Queues in Heavy Traffic, Queueing Systems, 60 (3-4), pp. 227-246.

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