• Senior Lecturer, Computer Science & Engineering
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Ki Hwan Yum

Educational Background

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

Research Interests

    • Computer architecture
    • Parallel/Distributed systems
    • Computer networks
    • Cluster computing
    • Quality of service 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 at Penn State University – 2002

Selected Publications

  • Yum, K.H., et al. "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
  • Yum, K.H., et al. "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
  • Yum, K.H., et al. "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
  • Yum, K.H., et al. "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
  • Yum, K.H., et al. "Bandwidth Estimation in Wireless LANs for Multimedia Streaming Services," Advances in Multimedia, Vol. 2007, Article ID: 70429, 2007
  • Yum, K.H., et al. "Exploring IBA Design Space for Improved Performance," IEEE Transactions on Parallel and Distributed Systems, Vol. 18, No. 4, pp. 498-510, April 2007
  • Yum, K.H., et al. "Introduction to Analytical Models," Performance Evaluation and Benchmarking, 2006
  • Yum, K.H., et al. "A Holistic Approach to Designing Energy-Efficient Cluster Interconnects," IEEE Transactions on Computers, Vol. 54, No. 6, pp. 660-671, June 2005
  • Yum, K.H., et al. "Performance Analysis of a QoS Capable Cluster Interconnect," Performance Evaluation, Vol. 60, No. 1-4, pp. 275-302, May 2005
  • Yum, K.H., et al. "MediaWorm: A QoS Capable Router Architecture for Clusters," IEEE Transactions on Parallel and Distributed Systems, Vol. 13, No. 12, pp.1261-1274, December 2002
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