W9. Xu, J., Huang, D., Ko, Y. M.* and Pender, J. ( 2025), "Managing Queueing Systems with Gathering-Averse Customers: Staffing, Pooling, and Opening Hours," submitted

W8. Kim, J., Baik, S. M. and Ko, Y. M.* ( 2024), "Online surface temperature monitoring system for semiconductor automated test equipment using local Gaussian process," working paper

W7. Tran-Vo, T. H., Hong, S.*. and Ko, Y. M. ( 2024), "The benefits of a dual-lane zone picking system with buffer-free conveyor lanes for warehouses with space limitations," submitted

W6. Barde, S., Ko, Y. M. and Shin, H.* (2024), "Overcoming the curse of dimension of the optimal group maintenance policy of a heterogeneous multi-component series system," submitted

W5. Barde, S. and Ko, Y. M.* (2024), "Structural analysis on non-monotone control-limit condition based maintenance policy of k-out-of-n systems," submitted

W4. Jeong, D., Park, C. and Ko. Y. M.* (2023), "Short-term electric load forecasting via state-space approach with a mixture of long-lag vector autoregressive models," working paper (preprint available at SSRN)

W3. Ko, Y. M. and Xu, J.* (2023), "Overlap approximation schemes in time-varying many-server queues," under 2nd round review (preprint available at arXiv)

W2. Baik, S. M., Byon, E. and Ko. Y. M.* (2023), "Distributionally Robust Stratified Sampling for Stochastic Simulations With Multiple Uncertain Input Models," working paper (preprint available at arXiv)

W1. Jung, I., Kim, J. H., Kang, S.-H. and Ko, Y. M.* (2017), "A Markov Chain Analysis for State Transitions of Hypertension Using Medical Checkup Data," working paper

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Authors in bold are our lab members.