• Senior Lecturer, Computer Science & Engineering
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Ki Hwan Yum

Educational Background

  • Ph.D. in Computer Science and Engineering, The Pennsylvania State University, 2002
  • M.S. in Computer Science and Engineering, Pohang University of Science and Technology, 1994
  • B.S. in Mathematics, Seoul National University, 1989

Research Interests

    • Computer architecture
    • Parallel/Distributed systems
    • Computer networks
    • Cluster computing
    • QoS support in cluster networks and internet
    • Performance evaluation
    • Fault-Tolerant computing
    • Power efficient systems
    • Wireless sensor networks

Awards & Honors

  • Best Graduate Research Assistant Award for Outstanding Research Department of Computer Science and Engineering, Penn State University, 2002.

Selected Publications

  • E. J. Kim, K. H. Yum, and C. R. Das, ``Introduction to Analytical Models," Performance Evaluation and Benchmarking, Edited by L. K. John and L. Eeckhout, Taylor & Francis, 2006
  • K. H. Yum, E. J. Kim, C. R. Das, and A. S. Vaidya, "MediaWorm: A QoS Capable Router Architecture for Clusters," IEEE Transactions on Parallel and Distributed Systems, Vol. 13, No. 12, pp.1261-1274, December 2002. (ps, pdf)
  • E. J. Kim, K. H. Yum, and C. R. Das, "Performance Analysis of a QoS Capable Cluster Interconnect," Performance Evaluation, Vol. 60, No. 1-4, pp. 275-302, May 2005. (pdf)
  • E. J. Kim, G. M. Link, K. H. Yum, V. Narayanan, M. Kandemir, M. J. Irwin, C. R. Das, "A Holistic Approach to Designing Energy-Efficient Cluster Interconnets," IEEE Transactions on Computers, Vol. 54, No. 6, pp. 660-671, June 2005. (pdf)
  • E. J. Kim, K. H. Yum, C. R. Das, M. Yousif, and J. Duato, "Exploring IBA Design Space for Improved Performance," IEEE Transactions on Parallel and Distributed Systems, Vol. 18, No. 4, pp. 498-510, April 2007.
  • H. K. Lee, V. Hall, K. H. Yum, K. I. Kim, and E. J. Kim, "Bandwidth Estimation in Wireless LANs for Multimedia Streaming Services," Advances in Multimedia, Vol. 2007, Article ID: 70429, 2007.
  • H. Kim, E. J. Kim and K. H. Yum, "ROAL: A Randomly Ordered Activation and Layering Protocol for Ensuring K-Coverage in Wireless Sensor Networks," Journal of Networks (JNW), Vol. 3, No. 1, pp. 43-52, January 2008.
  • J. Iyer, H. Yu, H. Kim, E. J. Kim, K. H. Yum, and P. S. Mah, "Assuring K-Coverage in the Presence of Mobility and Wear-Out Failures in Wireless Sensor Networks," International Journal of Sensor Networks (IJSNet), Vol. 5, No. 1, pp. 58-65, 2009.
  • Y. Jin, E. J. Kim, and K. H. Yum, "Design and Analysis of On-Chip Networks for Large-Scale Cache System," IEEE Transactions on Computers, Vol. 59, No. 3, pp. 332-344, March 2010.
  • K. H. Yum, Y. Jin, E. J. Kim, and C. R. Das, "Integration of Admission, Congestion, and Peak Power Control in QoS-Aware Clusters," Journal of Parallel and Distributed Systems, Vol. 70, No. 11, pp. 1087-1099, November 2010.
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