Researcher (연구원)
High Performance Computing System Research Section (고성능컴퓨팅시스템연구실)
Future Computing Research Division (초성능컴퓨팅연구본부)
Artificial Intelligent Computing Research Laboratory (인공지능컴퓨팅연구소)
Electronics and Telecommunications Research Institute (한국전자통신연구원)
Daejeon, Republic of Korea.
mhan@etri.re.kr

Research Interests

  • High-performance and energy-efficient machine learning and big data computing
  • System software support for heterogeneous computing and memory
  • Resource management techniques for efficient cloud computing
  • Computer systems security

Education

  • Ph.D. in Computer Science and Engineering,
    Ulsan National Institute of Science and Technology (UNIST), Republic of Korea
    Advisor: Prof. Woongki Baek
    March 2018 – February 2024
  • B.S. in Computer Science and Engineering,
    Ulsan National Institute of Science and Technology (UNIST), Republic of Korea
    March 2013 – February 2018

Professional Expriences

  • Electronics and Telecommunications Research Institute (ETRI)
    Researcher, February 2024 – Present

Publications

  • Myeonggyun Han, Eunseong Park, Youngsam Shin, Deok-Jae Oh, YeonGon Cho, and Woongki Baek, “COSMOS: Coordinated Management of Cores, Memory, and Compressed Memory Swap for QoS-Aware and Efficient Workload Consolidation for Memory-Intensive Applications,” in the IEEE Access (Access), Nov. 2023.

  • Sowoong Kim, Myeonggyun Han, and Woongki Baek, “MARF: A Memory-Aware CLFLUSH-Based Intra- and Inter-CPU Side-Channel Attack,” in the Proceedings of the 28th European Symposium on Research in Computer Security (ESORICS), Sep. 2023.

  • Myeonggyun Han and Woongki Baek, “SDRP: Safe, Efficient, and SLO-Aware Workload Consolidation through Secure and Dynamic Resource Partitioning,” in the IEEE Transactions on Services Computing (TSC), July-Aug. 2022.

  • Sowoong Kim, Myeonggyun Han, and Woongki Baek, “DPrime+DAbort: A High-Precision and Timer-Free Directory-Based Side-Channel Attack in Non-Inclusive Cache Hierarchies using Intel TSX,” in the Proceedings of the 28th IEEE International Symposium on High-Performance Computer Architecture (HPCA), Apr. 2022.

  • Myeonggyun Han and Woongki Baek, “HERTI: a Reinforcement Learning-Augmented System for Efficient Real-Time Inference on Heterogeneous Embedded Systems,” in the Proceedings of the 30th International Conference on Parallel Architectures and Compilation Techniques (PACT), Sept. 2021.

  • Jinsu Park, Seongbeom Park, Myeonggyun Han, and Woongki Baek, “PALM: Progress- and Locality-Aware Adaptive Task Migration for Efficient Thread Packing,” in the Proceedings of the 35th IEEE International Parallel and Distributed Processing Symposium (IPDPS), May 2021.

  • Myeonggyun Han, Jinsu Park, and Woongki Baek, “Design and Implementation of a Criticality- and Heterogeneity-Aware Runtime System for Task-Parallel Applications,” in the IEEE Transactions on Parallel and Distributed Systems (TPDS), May 2021.

  • Myeonggyun Han, Jihoon Hyun, Seongbeom Park, and Woongki Baek, “Hotness- and Lifetime-Aware Data Placement and Migration for High-Performance Deep Learning on Heterogeneous Memory Systems,” in the IEEE Transactions on Computers (TC), Mar. 2020.

  • Myeonggyun Han, Jihoon Hyun, Seongbeom Park, Jinsu Park, and Woongki Baek, “MOSAIC: Heterogeneity-, Communication-, and Constraint-Aware Model Slicing and Execution for Accurate and Efficient Inference,” in the Proceedings of the 28th International Conference on Parallel Architectures and Compilation Techniques (PACT), Sept. 2019.

  • Jinsu Park, Seongbeom Park, Myeonggyun Han, and Woongki Baek, “POSTER: The Performance Impact of Thread Packing on Synchronization-Intensive Applications,” in the Proceedings of the 28th International Conference on Parallel Architectures and Compilation Techniques (PACT), Sept. 2019 (Poster).

  • Jinsu Park, Seongbeom Park, Myeonggyun Han, Jihoon Hyun, and Woongki Baek, “HyPart: A Hybrid Technique for Practical Memory Bandwidth Partitioning on Commodity Servers,” in the Proceedings of the 27th International Conference on Parallel Architectures and Compilation Techniques (PACT), Nov. 2018.

  • Myeonggyun Han, Seongdae Yu, and Woongki Baek, “Secure and Dynamic Core and Cache Partitioning for Safe and Efficient Server Consolidation,” in the Proceedings of the 18th IEEE/ACM International Symposium on Cluster, Cloud, and Grid Computing (CCGrid), May. 2018 (selected as a Best Paper Finalist).

  • Myeonggyun Han, Jinsu Park, and Woongki Baek, “CHRT: a Criticality- and Heterogeneity-Aware Runtime System for Task-Parallel Applications,” in the Proceedings of the 2017 Design, Automation & Test in Europe Conference & Exhibition (DATE), Mar. 2017.

  • Jinsu Park, Myeonggyun Han, and Woongki Baek, “Quantifying the Performance Impact of Large Pages on In-Memory Big-Data Workloads,” IEEE International Symposium on Workload Characterization (IISWC), Sept. 2016.

Patents

  • Method of Dividing Plurality of Layers Included in Machine Learning Model and Determining Processor That Performs Divided Layers, and Device Performing Method
    • Woongki Baek, Myeonggyun Han, Jihoon Hyun, Seongbeom Park, and Jinsu Park
    • Korean Patent No. 10-2430837, August 2022.

  • Method of Placing Tensor in Memory Nodes and Device Performing Method
    • Woongki Baek, Myeonggyun Han, Jihoon Hyun, and Seongbeom Park
    • Korean Patent No. 10-2400971, May 2022.

  • Method and Apparatus of Partitioning Memory Bandwidth of System
    • Woongki Baek, Jinsu Park, Seongbeom Park, Myeonggyun Han, and Jihoon Hyun
    • US Patent No. US 11163705, November 2021.
    • Korean Patent No. 10-2132598, July 2020.

  • Apparatus and Method for Redistributing Hardware Resources for Server Consolidation
    • Woongki Baek, Myeonggyun Han, and Seongdae Yu
    • Korean Patent No. 10-2045039, November 2020.

  • Runtime Management Apparatus for Heterogeneous Multi-Processing System and Method Thereof
    • Woongki Baek, Myeonggyun Han, and Jinsu Park
    • Korean Patent No. 10-2022972, September 2019.

Honors and Awards

  • NAVER Ph.D. Fellowship Award, 2020
    • The fellowship supports graduate students who have published excellent research papers on computing topics (5M KRW scholarship)

  • Student Travel Grant, PACT 2019
    • 28th International Conference on Parallel Architectures and Compilation Techniques (PACT)

  • Best Paper Finalist, CCGrid 2018

  • Silver Prize, NAVER UNIST Undergraduate Poster Award 2017
    • The second place among the 31 participating teams

  • Finalist, 2014 Korea Whitehat Contest (Team HeXA)
    • Held by Ministry of National Defense and National Intelligence Service
    • 5th place at preliminary contest

Teaching Experience

  • Teaching Assistant
    • (Fall 2020) CSE301 Computer Architecture, UNIST
    • (Spring 2020) CSE251 System Programming, UNIST
    • (Fall 2019) ITP117 Introduction to AI Programming II, UNIST
    • (Spring 2019) CSE301 Computer Architecture, UNIST
    • (Fall 2018) CSE251 System Programming, UNIST
    • (Spring 2018) CSE301 Computer Architecture, UNIST

Other Experience