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Presentations

P27. Cho, Y. and Ko, Y. M., "An Energy Efficient Speed Scaling and Workload Routing Algorithm for Large-scale Data Centers," INFORMS Annual Meeting, Houston, TX, U.S.A., October, 2017

P26. Oh, C., Kim, M. H., Kim, B., Choi, J. W. and Ko, Y. M., "An Algorithm for Efficient Evacuation Planning in Congested Multi-class Time-expanded Networks," INFORMS Annual Meeting, Houston, TX, U.S.A., October, 2017

P25. Lee, E.Ko, Y. M. and Byon, E. "Condition-based Selective Maintenance Optimization for a Large-scale Non-Markovian System," INFORMS Annual Meeting, Houston, TX, U.S.A., October, 2017

P24. Ko, Y. M., "Enhancement of Quality Management Technology for Small and Medium Sized Enterprises," invited talk at PLM Best Practice Conference 2017, Seoul, Korea, May, 2017

P23. Jeong, D., Cho, Y., Lee, E., Cho, Y. J., Ahn, S. and Ko, Y. M., “Enhancement of Process Improvement Technology for Defect Reduction of Small and Medium Sized Enterprises,” Joint Conference of KIIE/KORMS/KSS, Yeosu, Korea, April, 2017

P22. Oh, C., Kim, M., Kim, B., Choi, J. and Ko, Y. M., "An Algorithm for Efficient Evacuation Planning in Congested Networks," Joint Conference of KIIE/KORMS/KSS, Yeosu, Korea, April, 2017

P21. Cho, Y. and Ko, Y. M., "A Distributed Server Provisioning Algorithm for Energy Efficient Data Centers with Time-varying Stochastic User Requests," Joint Conference of KIIE/KORMS/KSS, Yeosu, Korea, April, 2017

P20. Ko, Y. M., "Reliability Analysis and Maintenance Operations for Large-scale Systems," invited talk at KAIST, Daejeon, Korea, March, 2017

P19. Ko, Y. M., "Data Centers in Smart Grid: Challenges and Opportunities," invited talk at Pusan National University, Busan, Korea, December, 2016

P18. Ko, Y. M. and Byon, E., "Condition-based Selective Maintenance Optimization For A Large-scale System," INFORMS Annual Meeting, Nashville, TN, U.S.A., November, 2016


P17. Cho, Y. and Ko, Y. M., "Energy Efficiency Of Data Center Operating Practices: Server Clustering, Powering On/off And Bang-bang Control," INFORMS Annual Meeting, Nashville, TN, U.S.A., November, 2016


P16. Ko, Y. M., "Data Centers in Smart Grid: Challenges and Opportunities," invited talk at RIST, Pohang, Korea, October, 2016


P15. Ko, Y. M., "Reliability Evaluation and Optimal Maintenance Planning for Large-scale Systems," invited talk at Yonsei University, Seoul, Korea, April, 2016


P14. 
Cho, Y. and Ko, Y. M., "An MIP for Energy Efficient Data Center: Are servers clustered across applications?," INFORMS Telecommunications Conference, Boca Raton, FL, U.S.A., March, 2016

P13. Jeong, D. and Ko, Y. M., "Development of Prognostic/Diagnostic Algorithms for Electric Vehicle Battery Maintenance," KIIE Conference, Seoul, Korea, November, 2015

P12. Jung, I. and Ko, Y. M., "Analysis of Chronic Disease State Transition from Medical Checkup Data Using Markov Chain," KIIE Conference, Seoul, Korea, November, 2015

P11. Oh, C. and Ko, Y. M., "Development of an Evacuation Algorithm in a Disastrous Situation," KIIE Conference, Seoul, Korea, November, 2015

P10. Ko, Y. M. and Byon, E., "Condition-based Joint Maintenance Optimization for a Large-scale Homogeneous Population," INFORMS Annual Meeting, Philadelphia, PA, U.S.A., November, 2015

P9. Cho, Y. and Ko, Y. M., "An MIP for Energy Efficient Data Center and its Solution Approach using Decomposition and Heuristic Method," KORMS Conference, Seoul, Korea, October, 2015

P8. 
Ko, Y. M., "Transient analysis of M_t/G/s queues," Joint Conference of KORMS/KIIE/ESK/KSIE/KSS, Jeju, Korea, April, 2015

P7. Ko, Y. M. and Cho, Y."A Distributed Speed Scaling and Load Balancing Algorithm for Energy Efficient Data Centers," IFIP WG 7.3 Performance 2014, Turin, Italy, October, 2014 (acceptance rate: 27%, 21/77 for regular papers)

P6. Ko, Y. M., "Analysis and Optimization of Large-scale Systems," invited talk at Pusan National University, Busan, Korea, May, 2014

P5. Ko, Y. M., "Analysis and Optimization of Large-scale Systems," invited talk at KAIST, Daejeon, Korea, April, 2014

P4. Ko, Y. M. and Byon, E., "Reliability Analysis of Large-scale Stochastic Systems with Identical Units," KIIE Conference, Suwon, Korea, November, 2013

P3. Ko, Y. M., "A Distributed Algorithm for Energy-efficient Data Center Operations," INFORMS Annual Meeting, Minneapolis, MN, U.S.A., October, 2013

P2. Ko, Y. M. and Byon, E., "Reliability Analysis of Large-scale Wind Farms," INFORMS Annual MeetingMinneapolis, MN, U.S.A., October, 2013

P1. Ko, Y. M., "Distributed Resource Management for Energy-efficient Data Center Operations," Joint Conference of KORMS/KIIE, Yeosu, Korea, May, 2013