Yunan Liu
Associate Professor
- 919.513.7208
- yunan_liu@ncsu.edu
- 446 Daniels Hall
Yunan Liu joined the department as an Assistant Professor in 2011. His research is focused on queuing theory, applied probability and stochastic modeling, with applications to service systems, especially call centers, healthcare systems, and manufacturing systems.
Education
Ph.D.
2011
Doctor of Philosophy in Industrial Engineering
Columbia University
MS
2008
Master of Science
Columbia University
BE
2002
Bachelor of Engineering
Tsinghua University
Research Description
Methodology area: applied probability, stochastic modeling, queueing theory, fluid approximations
Publications
- Functional law of the iterated logarithm for multi-server queues with batch arrivals and customer feedback
- Guo, Y. J., Liu, Y. A., & Pei, R. H. (2018), Annals of Operations Research, 264(1-2), 157–191.
- Many-server Gaussian limits for overloaded non-Markovian queues with customer abandonment
- Aras, A. K., Chen, X. Y., & Liu, Y. A. (2018), Queueing Systems, 89(1-2), 81–125.
- Staffing to stabilize the tail probability of delay in service systems with time-varying demand
- Liu, Y. A. (2018), Operations Research, 66(2), 514–534.
- Allocation heuristics for high-altitude long- endurance UAV image intelligence platforms
- Kim, G., Hodgson, T. J., King, R. E., Liu, Y. N., & Kay, M. G. (2017), Military Operations Research, 22(3), 5–19.
- Stabilizing performance in a service system with time-varying arrivals and customer feedback
- Liu, Y. N., & Whitt, W. (2017), European Journal of Operational Research, 256(2), 473–486.
- Approximations for heavily loaded G/GI/n plus GI queues
- Liu, Y. N., Whitt, W., & Yu, Y. (2016), Naval Research Logistics, 63(3), 187–217.
- Staffing a service system with non-poisson non-stationary arrivals
- He, B. X., Liu, Y. N., & Whitt, W. (2016), Probability in the Engineering and Informational Sciences, 30(4), 593–621.
- A law of iterated logarithm for multiclass queues with preemptive priority service discipline
- Guo, Y. J., & Liu, Y. N. (2015), Queueing Systems, 79(3-4), 251–291.
- Algorithms for time-varying networks of many-server fluid queues
- Liu, Y. A., & Whitt, W. (2014), INFORMS Journal on Computing, 26(1), 59–73.
- Many-server heavy-traffic limit for queues with time-varying parameters
- Liu, Y. N., & Whitt, W. (2014), Annals of Applied Probability, 24(1), 378–421.