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Ewha University

College of Artificial Intelligence

Hyokyung Bahn Professor

Department of Computer Science and Engineering/Division of Artificial Intelligence and Software

반효경 프로필 사진
Hyokyung Bahn is currently a full professor of computer science and engineering at Ewha Womans University. Before joining Ewha in 2002, he received the BS, MS, and PhD degrees in computer science and engineering from Seoul National University. His research interests include operating systems, system software, storage systems, embedded systems, system optimizations, and real-time systems. Prof. Bahn has published more than 180 papers in leading conferences and journals in these fields, including IEEE Transactions on Computers, IEEE Transactions on Knowledge and Data Engineering, IEEE Transactions on Industrial Informatics, IEEE Computer, and ACM Transactions on Storage. Prof. Bahn also received the Best Paper Awards at the USENIX Conference on File and Storage Technologies (FAST) in 2013.
  • Director, Embedded Software Research Center
  • New Engineering Building #561
  • 02-3277-2368
  • Office hours
    • 화 10:30-12:30 목 1:15-3:15

OSLAB:  http://oslab.ewha.ac.kr

Homepage:  http://home.ewha.ac.kr/~bahn

Google Scholar:  https://scholar.google.co.kr/citations?user=2b41ajgAAAAJ&hl=ko

Honors & Awards (in Korean)

- 과학기술우수논문상, 한국과학기술단체총연합회(과총), 2023.

- 과학기술정보통신부장관상, SW R&D 우수성과, 2022.

- Test-of-Time Paper Award, 한국정보과학회 스토리지연구회, 2021.

- 이화 펠로우, 이화여대 석좌교수위원회, 2021~2027.

- 연구비우수교수, 이화여자대학교 총장, 2020.

- 강의우수교수, 이화여자대학교 총장, 2020.

- 연구우수교수, 이화여자대학교총장, 2015.

- 논문지우수논문상, 한국정보과학회, 2015.

- Best Paper Award, USENIX FAST, 2013.

- 최우수상(지도학생), 정보과학논문경진대회, 한국정보과학회, 2008.

- 은상(지도학생), 휴먼테크논문대상, 삼성전자, 2007.

- 금상, 휴먼테크논문대상, 삼성전자, 2000.

- 최우수상, 정보과학논문경진대회, 한국정보과학회, 1998.

- 대상(정보통신부장관상), 정보통신 논문공모전, LG텔레콤, 1998.


Research Record
  • On-demand snapshot: An efficient versioning file system for phase-change memory IEEE Transactions on Knowledge and Data Engineering, 2013, v.25 no.12, 2840-2853
    SCIE Scopus dColl.
  • Unioning of the Buffer Cache and Journaling Layers with Non-volatile Memory Proceedings of the 11th USENIX Conference on File and Storage Technologies, 2013, 2013, 73-80
  • [학술지논문] Adaptive Resource Planning for AI Workloads with Variable Real-Time Tasks CMC-COMPUTERS MATERIALS & CONTINUA, 2023, v.74 no.3 , 6823-6833
    SCIE
  • [학술지논문] Characterization of Memory Access in Deep Learning and Its Implications in Memory Management CMC-COMPUTERS MATERIALS & CONTINUA, 2023, v.76 no.1 , 607-629
    SCIE
  • [학술지논문] Co-Optimizing CPU Voltage, Memory Placement, and Task Offloading for Energy-Efficient Mobile Systems IEEE INTERNET OF THINGS JOURNAL, 2023, v.10 no.10 , 9177-9192
    SCIE
  • [학술지논문] Integrated Scheduling of Real-Time and Interactive Tasks for Configurable Industrial Systems IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS, 2022, v.18 no.1 , 631-641
    SCIE
  • [학술지논문] A smart elevator scheduler that considers dynamic changes of energy cost and user traffic INTEGRATED COMPUTER-AIDED ENGINEERING, 2017, v.24 no.2 , 187-202
    SCIE
  • [학술지논문] Reducing Write Amplification of Flash Storage through Cooperative Data Management with NVM ACM TRANSACTIONS ON STORAGE, 2017, v.13 no.2 , 1-12
    SCIE
  • [학술지논문] Eliminating Periodic Flush Overhead of File I/O with Non-Volatile Buffer Cache IEEE TRANSACTIONS ON COMPUTERS, 2016, v.65 no.4 , 1145-1157
    SCI
  • [학술지논문] Reducing Journaling Harm on Virtualized I/O Systems ACM SYSTOR, 2016, v.9 no.15 , 1-6
    SCIE
  • [학술지논문] Reducing Write Amplification of Flash Storage through Cooperative Data Management with NVM IEEE MSST, 2016, v.32 no.1 , 1-6
    SCIE
  • [학술지논문] Design and Implementation of a Journaling File System for Phase-Change Memory IEEE TRANSACTIONS ON COMPUTERS, 2015, v.64 no.5 , 1349-1360
    SCI
  • [학술지논문] CLOCK-DWF: A Write-History-Aware Page Replacement Algorithm for Hybrid PCM and DRAM Memory Architectures IEEE TRANSACTIONS ON COMPUTERS, 2014, v.63 no.9 , 2187-2200
    SCI
  • [학술지논문] Caching Strategies for High-Performance Storage Media ACM TRANSACTIONS ON STORAGE, 2014, v.10 no.3 , 1-22
    SCIE
  • [학술발표] Integrated Scheduling of Real-time and Interactive Tasks for Configurable Industrial Systems 42nd IEEE Real-time Systems Symposium, 독일, 도르트문트, 2021-12-10 BP Proceedings of RTSS 2021, 2021, 1-1
  • A Lightweight File System Design for Unikernel Applied Sciences (Switzerland), 2024, v.14 no.8, 3342
    SCIE Scopus dColl.
  • Enhanced Scheduling of AI Applications in Multi-Tenant Cloud Using Genetic Optimizations Applied Sciences (Switzerland), 2024, v.14 no.11, 4697
    SCIE Scopus dColl.
  • 개인용 모바일 환경의 AI 워크로드 수행을 위한 메모리 참조 분석 및 시스템 설계 방안 한국인터넷방송통신학회 논문지, 2024, v.24 no.1, 31-36
    KCI dColl.
  • 딥러닝의 파일 입출력을 위한 버퍼캐시 성능 개선 연구 한국인터넷방송통신학회 논문지, 2024, v.24 no.2, 93-98
    KCI dColl.
  • 유니커널을 위한 파일시스템 최적 설계 방안 정보과학회논문지, 2024, v.51 no.5, 389-396
    KCI dColl.
  • 유전 알고리즘을 이용한 클라우드 환경의 인공지능 워크로드 스케줄링 한국인터넷방송통신학회 논문지, 2024, v.24 no.3, 63-67
    KCI dColl.
  • Adaptive Resource Planning for AI Workloads with Variable Real-Time Tasks Computers, Materials and Continua, 2023, v.74 no.3, 6823-6833
    SCIE Scopus dColl.
  • Analyzing Data Reference Characteristics of Deep Learning Workloads for Improving Buffer Cache Performance APPLIED SCIENCES-BASEL, 2023, v.13 no.22, 12102
    SCIE Scopus dColl.
  • Characterization of Memory Access in Deep Learning and Its Implications in Memory Management CMC-COMPUTERS MATERIALS & CONTINUA, 2023, v.76 no.1, 607-629
    SCIE Scopus dColl.
  • Co-Optimizing CPU Voltage, Memory Placement, and Task Offloading for Energy-Efficient Mobile Systems IEEE Internet of Things Journal, 2023, v.10 no.10, 9177-9192
    SCIE Scopus dColl.
  • Comparison of Traditional Workloads and Deep Learning Workloads in Memory Read and Write Operations The International Journal of Advanced Smart Convergence, 2023, v.12 no.4, 164-170
    KCI dColl.
  • Considering Read and Write Characteristics of Page Access Separately for Efficient Memory Management The International Journal of Advanced Smart Convergence, 2023, v.12 no.1, 70-75
    KCI dColl.
  • Design of an Efficient In-Memory Journaling File System for Non-Volatile Memory Media The International Journal of Advanced Smart Convergence, 2023, v.12 no.1, 76-81
    KCI dColl.
  • Memory Allocation in Mobile Multitasking Environments with Real-time Constraints The International Journal of Internet, Broadcasting and Communication, 2023, v.15 no.1, 79-84
    KCI dColl.
  • Performance Analysis of Container Effect in Deep Learning Workloads and Implications APPLIED SCIENCES-BASEL, 2023, v.13 no.21, 11654
    SCIE Scopus dColl.
  • 멀티미디어 스트리밍 환경을 위한 캐쉬 성능평가 모델 설계 및 최적성 분석 한국인터넷방송통신학회 논문지, 2023, v.23 no.5, 9-13
    KCI dColl.
  • 모바일 기기를 위한 다중 스왑 아키텍처의 설계 및 성능 분석 한국인터넷방송통신학회 논문지, 2023, v.23 no.4, 53-58
    KCI dColl.
  • 사물인터넷 시스템에서 가변적인 실시간 태스크를 지원하는 자원 플래닝 정책 한국인터넷방송통신학회 논문지, 2023, v.23 no.4, 47-52
    KCI dColl.
  • 스왑 지원 스마트폰의 메모리 쓰레싱 분석 및 관리 방안 한국인터넷방송통신학회 논문지, 2023, v.23 no.2, 61-66
    KCI dColl.
  • 시간 지역성과 인기 편향성을 가진 데이터 참조의 모델링 한국인터넷방송통신학회 논문지, 2023, v.23 no.6, 119-124
    KCI dColl.
  • 앱의 특성과 메모리 상황을 고려하는 스마트폰 스와핑 정책 한국인터넷방송통신학회 논문지, 2023, v.23 no.3, 13-18
    KCI dColl.
  • 인메모리 파일시스템을 위한 효율적인 메타데이터 저널링 기법 한국인터넷방송통신학회 논문지, 2023, v.23 no.3, 107-111
    KCI dColl.
  • 읽기 참조와 쓰기 참조의 특성을 구분하는 메모리 관리 정책의 설계 한국인터넷방송통신학회 논문지, 2023, v.23 no.1, 71-76
    KCI dColl.
  • 클라우드 기반 리눅스 SW 실습 플랫폼의 설계 및 구현 한국인터넷방송통신학회 논문지, 2023, v.23 no.2, 67-71
    KCI dColl.
  • CPC: A File I/O Cache Management Policy for Compute-Bound Workloads The International Journal of Advanced Smart Convergence, 2022, v.11 no.2, 1-6
    KCI dColl.
  • Effect of Caching and Prefetching Techniques to Accelerate Channel Search Latency in IPTVs The International Journal of Internet, Broadcasting and Communication, 2022, v.14 no.2, 17-22
    KCI dColl.
  • Energy-Efficient Last-Level Cache Management for PCM Memory Systems The International Journal of Internet, Broadcasting and Communication, 2022, v.14 no.1, 188-193
    KCI dColl.
  • Integrated scheduling of real-time and interactive tasks for configurable industrial systems IEEE Transactions on Industrial Informatics, 2022, v.18 no.1, 631-641
    SCIE Scopus dColl.
  • Optimality of Interval Caching Policies in Multimedia Streaming Systems The International Journal of Internet, Broadcasting and Communication, 2022, v.14 no.1, 31-36
    KCI dColl.
  • Storage Type and Hot Partition Aware Page Reclamation for NVM Swap in Smartphones Electronics (Switzerland), 2022, v.11 no.3, 386
    SCIE Scopus dColl.
  • Supporting Swap in Real-Time Task Scheduling for Unified Power-Saving in CPU and Memory IEEE ACCESS, 2022, v.10, 3559-3570
    SCIE Scopus dColl.
  • Version-Aware Cooperative Caching for Multi-Node Rendering The International Journal of Internet, Broadcasting and Communication, 2022, v.14 no.2, 30-35
    KCI dColl.
  • 고속 스토리지 환경의 메모리 관리를 위한 TLB 미스율 및 페이지 폴트율 모델링 한국인터넷방송통신학회 논문지, 2022, v.22 no.1, 65-70
    KCI dColl.
  • 모바일 기기의 실시간 작업 지원을 위한 종단간 자원 관리 기술 한국인터넷방송통신학회 논문지, 2022, v.21 no.5, 43-48
    KCI dColl.
  • 모바일 실시간 시스템의 전력 절감을 위한 태스크 오프로딩, CPU 전압조절, 메모리 배치 통합 기술 정보과학회논문지, 2022, v.49 no.11, 919-925
    KCI dColl.
  • 상세 자원 이용률에 기반한 병렬 가속기용 스레드 블록 스케줄링 한국인터넷방송통신학회 논문지, 2022, v.21 no.5, 49-54
    KCI dColl.
  • Characterization of Android Memory References and Implication to Hybrid Memory Management IEEE ACCESS, 2021, v.9, 60997-61009
    SCIE Scopus dColl.
  • Characterizing File Accesses in Android Applications and Caching Implications IEEE ACCESS, 2021, v.9, 150292-150303
    SCIE Scopus dColl.
  • Characterizing Fine-Grained Resource Utilization for Multitasking GPGPU in Cloud Systems IEEE ACCESS, 2021, v.9, 161507-161519
    SCIE Scopus dColl.
  • Design and Implementation of a Distributed Versioning File System for Cloud Rendering IEEE ACCESS, 2021, v.9, 138716-138723
    SCIE Scopus dColl.
  • Modeling and Analysis of the Page Sizing Problem for NVM Storage in Virtualized Systems IEEE ACCESS, 2021, v.9, 52839-52850
    SCIE Scopus dColl.
  • 가상화 환경에서 고속 스토리지를 위한 워크로드 맞춤형 페이지 크기 모델링 한국인터넷방송통신학회 논문지, 2021, v.21 no.3, 93-98
    KCI dColl.
  • A Cost Estimation Model for Cloud Services and Applying to PC Laboratory Platforms PROCESSES, 2020, v.8 no.1, 76
    SCIE Scopus dColl.
  • An efficient cache management algorithm for streaming workloads International Journal of Networking and Virtual Organisations, 2020, v.22 no.4, 402-414
    Scopus dColl.
  • Evolution-Based Real-Time Job Scheduling for Co-Optimizing Processor and Memory Power Savings IEEE ACCESS, 2020, v.8, 152805-152819
    SCIE Scopus dColl.
  • File type and access pattern aware buffer cache management for rendering systems Electronics (Switzerland), 2020, v.9 no.1, 164
    SCIE Scopus dColl.
  • Implications of NVM Based Storage on Memory Subsystem Management APPLIED SCIENCES-BASEL, 2020, v.10 no.3, 999
    SCIE Scopus dColl.
  • Maintaining Application Context of Smartphones by Selectively Supporting Swap and Kill IEEE ACCESS, 2020, v.8, 85140-85153
    SCIE Scopus dColl.
  • Performance Analysis of Thread Block Schedulers in GPGPU and Its Implications APPLIED SCIENCES-BASEL, 2020 , 9121
    SCIE Scopus dColl.
  • Separation of Virtual Machine I/O in Cloud Systems IEEE ACCESS, 2020 , 223756-223764
    SCIE Scopus dColl.
  • Analysis of Smartphone I/O Characteristics - Toward Efficient Swap in a Smartphone IEEE ACCESS, 2019, v.7, 129930-129941
    SCIE Scopus dColl.
  • Improving storage performance of high-performance computing systems by using the non-volatile buffer cache International Journal of Computers and Applications, 2019 , 0
    Scopus dColl.
  • Sensor and Dynamic Pricing Aware Vertical Transportation in Smart Buildings COMPLEXITY, 2019, v.2019, 7026810
    SCIE Scopus dColl.
  • Tight Evaluation of Real-Time Task Schedulability for Processor's DVS and Nonvolatile Memory Allocation MICROMACHINES, 2019, v.10 no.6, 371
    SCIE Scopus dColl.
  • Analysis of Memory Access Latency Considering Page Faults and TLB Misses in NVM Storage JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, 2018, v.18 no.1, 14-19
    SCIE Scopus KCI dColl.
  • Comparison of Hybrid and Hierarchical Swap Architectures in Android by using NVM JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, 2018, v.18 no.6, 651-657
    SCIE Scopus KCI dColl.
  • A Working-set Sensitive Page Replacement Policy for PCM-based Swap Systems JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, 2017, v.17 no.1, 7-14
    SCIE Scopus KCI dColl.
  • A smart elevator scheduler that considers dynamic changes of energy cost and user traffic INTEGRATED COMPUTER-AIDED ENGINEERING, 2017, v.24 no.2, 187-202
    SCIE Scopus dColl.
  • Challenges in memory subsystem design for future smartphone systems 2017 IEEE International Conference on Big Data and Smart Computing, BigComp 2017, 2017 , 255-260
    Scopus dColl.
  • Combining memory allocation and processor volatage scaling for energy-efficient IoT task scheduling Proceedings - 16th IEEE/ACIS International Conference on Computer and Information Science, ICIS 2017, 2017 , 441-446
    Scopus dColl.
  • Early eviction of non-reusable journal data in smartphone buffer cache management Proceedings - 2017 4th International Conference on Information Science and Control Engineering, ICISCE 2017, 2017 , 278-282
    Scopus dColl.
  • Efficient memory page management for NVDIMM-based big data processing environments Proceedings - 2017 4th International Conference on Information Science and Control Engineering, ICISCE 2017, 2017 , 283-287
    Scopus dColl.
  • Exploiting I/O Reordering and I/O Interleaving to Improve Application Launch Performance ACM TRANSACTIONS ON STORAGE, 2017, v.13 no.1
    SCIE Scopus dColl.
  • Exploiting write-only-once characteristics of file data in smartphone buffer cache management PERVASIVE AND MOBILE COMPUTING, 2017, v.40, 528-540
    SCIE Scopus dColl.
  • Optimized Adoption of NVM Storage by Considering Workload Characteristics JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, 2017, v.17 no.1, 1-6
    SCIE Scopus KCI dColl.
  • Reducing write amplification of flash storage through Cooperative Data Management with NVM IEEE Symposium on Mass Storage Systems and Technologies, 2017
    Scopus dColl.
  • Reducing write amplification of flash storage through cooperative data management with NVM ACM Transactions on Storage, 2017, v.13 no.2, 12
    SCIE Scopus dColl.
  • A Personalized Interface for Supporting Multi-users in Smart TVs IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, 2016, v.62 no.3, 310-315
    SCIE Scopus dColl.
  • An Adaptive Location Detection scheme for energy-efficiency of smartphones Pervasive and Mobile Computing, 2016
    SCIE Scopus dColl.
  • An Energy-Efficient Positioning Scheme for Location-Based Services in a Smartphone Proceedings - 2016 IEEE 22nd International Conference on Embedded and Real-Time Computing Systems and Applications, RTCSA 2016, 2016, 2016, 139-148
    Scopus dColl.
  • An efficient page replacement algorithm for PCM-based mobile embedded systems 2016 IEEE/ACIS 17th International Conference on Software Engineering, Artificial Intelligence, Networking and Parallel/Distributed Computing, SNPD 2016, 2016, 2016, 183-188
    Scopus dColl.
  • Design and Implementation of Kernel Binder Cache to Accelerate Android IPC Proceedings - 2016 IEEE 22nd International Conference on Embedded and Real-Time Computing Systems and Applications, RTCSA 2016, 2016, 2016, 22-28
    Scopus dColl.
  • Eliminating Periodic Flush Overhead of File I/O with Non-Volatile Buffer Cache IEEE TRANSACTIONS ON COMPUTERS, 2016, v.65 no.4, 1145-1157
    SCIE Scopus dColl.
  • Energy-efficient vertical transportation with sensor information in smart green buildings IOP Conference Series: Earth and Environmental Science, 2016, v.40 no.1
    Scopus dColl.
  • Reducing journaling harm on virtualized I/O systems SYSTOR 2016 - Proceedings of the 9th ACM International Systems and Storage Conference, 2016
    Scopus dColl.
  • Application prefetcher design using both I/O reordering and I/O interleaving IEICE Transactions on Information and Systems, 2015, v.E98D no.12, 2317-2321
    Scopus dColl.
  • Characterizing memory references for smartphone applications and its implications Journal of Semiconductor Technology and Science, 2015, v.15 no.2, 223-231
    SCIE KCI Scopus dColl.
  • Design and implementation of a journaling file system for phase-change memory IEEE Transactions on Computers, 2015, v.64 no.5, 1349-1360
    SCIE Scopus dColl.
  • Efficient management of PCM-based swap storage IEICE ELECTRONICS EXPRESS, 2015, v.12 no.17
    SCIE Scopus dColl.
  • Efficient management of PCM-based swap systems with a small page size Journal of Semiconductor Technology and Science, 2015, v.15 no.5, 476-484
    SCIE KCI Scopus dColl.
  • Empirical study of NVM Storage: An operating system's perspective and implications Proceedings - IEEE Computer Society's Annual International Symposium on Modeling, Analysis, and Simulation of Computer and Telecommunications Systems, MASCOTS, 2015, FEB 2015, 405-410
    Scopus dColl.
  • LDF-CLOCK: The Least-Dirty-First CLOCK Replacement Policy for PCM-based Swap Devices JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, 2015, v.15 no.1, 68-76
    SCIE KCI Scopus dColl.
  • Management of Virtual Memory Systems under High Performance PCM-based Swap Devices Proceedings - International Computer Software and Applications Conference, 2015, v.2, 764-772
    Scopus dColl.
  • PCM 기반 스왑 장치를 위한 클럭 기반 최소 쓰기 우선 교체 정책 정보과학회논문지, 2015, v.42 no.9, 1071-1077
    KCI dColl.
  • Preventing fast wear-out of flash cache with an admission control policy Journal of Semiconductor Technology and Science, 2015, v.15 no.5, 546-553
    SCIE KCI Scopus dColl.
  • What constrains flash file system performances? MIDDLEWARE 2015 - Middleware Posters and Demos 2015: Proceedings of the Posters and Demos Session of the 16th International Middleware Conference, 2015, 2015
    Scopus dColl.
  • A Pruning-Based Disk Scheduling Algorithm for Heterogeneous I/O Workloads SCIENTIFIC WORLD JOURNAL, 2014 , Article ID 940850
    SCIE Scopus dColl.
  • A Unified Buffer Cache Architecture that Subsumes Journaling Functionality via Nonvolatile Memory ACM TRANSACTIONS ON STORAGE, 2014, v.10 no.1, Article ID 1
    SCIE Scopus dColl.
  • A genetic algorithm based power consumption scheduling in smart grid buildings International Conference on Information Networking, 2014 , 469-474
    Scopus dColl.
  • An Efficient Hot Channel Identification Scheme for IPTV Channel Navigation IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, 2014, v.60 no.1, 124-129
    SCIE Scopus dColl.
  • An optimality proof of the Interval Caching in multimedia systems Information (Japan), 2014, v.17 no.2, 387-390
    Scopus dColl.
  • CLOCK-DWF: A Write-History-Aware Page Replacement Algorithm for Hybrid PCM and DRAM Memory Architectures IEEE TRANSACTIONS ON COMPUTERS, 2014, v.63 no.9, 2187-2200
    SCIE Scopus dColl.
  • Caching Strategies for High-Performance Storage Media ACM TRANSACTIONS ON STORAGE, 2014, v.10 no.3
    SCIE Scopus dColl.
  • DTFS: Exploiting the similarity of data versions to design a write-efficient file system in phase-change memory Proceedings of the ACM Symposium on Applied Computing, 2014 , 1535-1540
    Scopus dColl.
  • Dual Management of Real-Time and Interactive Jobs in Smartphones IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, 2014, v.E97D no.2, 323-325
    SCIE Scopus dColl.
  • P2FS: supporting atomic writes for reliable file system design in PCM storage IEICE ELECTRONICS EXPRESS, 2014, v.11 no.13
    SCIE dColl.
  • PCM 기반 저장시스템을 위한 쓰기 효율적인 저널링 파일 시스템의 설계 및 구현 정보과학회논문지 : 시스템 및 이론, 2014, 제41권 2호, 93-100
    KCI dColl.
  • QoS Management of real-time applications in NVRAM-Based multi-core smartphones ICISA 2014 - 2014 5th International Conference on Information Science and Applications, 2014
    Scopus dColl.
  • Sensor-aware elevator scheduling for smart building environments BUILDING AND ENVIRONMENT, 2014, v.72, 332-342
    SCIE Scopus dColl.
  • The least-dirty-first cache replacement policy for phase-change memory Proceedings of the ACM Symposium on Applied Computing, 2014 , 1449-1454
    Scopus dColl.
  • 비휘발성 버퍼 캐시를 이용한 파일 시스템의 주기적인 flush 오버헤드 개선 정보과학회논문지, 2014, 제41권 11호, 878-884
    KCI dColl.
  • DABC-NV: A buffer cache architecture for mobile systems with heterogeneous flash memories IEEE Transactions on Consumer Electronics, 2012, v.58 no.4, 1237-1245
    SCIE Scopus dColl.
  • Shortcut-JFS: A write efficient journaling file system for phase change memory IEEE Symposium on Mass Storage Systems and Technologies, 2012
    Scopus dColl.
  • WIPS: A write-in-place snapshot file system for storage-class memory Electronics Letters, 2012, v.48 no.17, 1053-1054
    SCIE Scopus dColl.
  • A demand-based FTL scheme using dualistic approach on data blocks and translation blocks Proceedings - 17th IEEE International Conference on Embedded and Real-Time Computing Systems and Applications, RTCSA 2011, 2011, v.1, 167-176
    Scopus dColl.
  • A lifespan-aware reliability scheme for RAID-based flash storage Proceedings of the ACM Symposium on Applied Computing, 2011 , 374-379
    Scopus dColl.
  • Characterizing memory write references for efficient management of hybrid PCM and DRAM memory IEEE International Workshop on Modeling, Analysis, and Simulation of Computer and Telecommunication Systems - Proceedings, 2011 , 168-175
    Scopus dColl.
  • Efficient I/O processing scheme for flash memory storage systems Electronics Letters, 2011, v.47 no.7, 436-437
    SCIE Scopus dColl.
  • FeGC: An efficient garbage collection scheme for flash memory based storage systems JOURNAL OF SYSTEMS AND SOFTWARE, 2011, v.84 no.9, 1507-1523
    SCIE Scopus dColl.
  • Is buffer cache still effective for high speed PCM (phase change memory) storage? Proceedings of the International Conference on Parallel and Distributed Systems - ICPADS, 2011 , 356-363
    Scopus dColl.
  • [학술지논문] Adaptive Swapping for Variable Workloads in Real-time Task Scheduling IEEE CCCI, 2023, v.4 no.1 , 99-104
    SCIE
  • [학술지논문] Optimization of the Modified Gaussian Filter for Mobile GPU Usage in Game Workloads IEEE CCCI, 2023, v.4 no.1 , 91-98
    SCIE
  • [학술지논문] Analyzing Memory Access Traces of Deep Learning Workloads for Efficient Memory Management IEEE ITME, 2022, v.12 no.1 , 389-393
    SCIE
  • [학술지논문] Classification and Characterization of Memory Reference Behavior in Machine Learning Workloads IEEE SNPD, 2022, v.23 no.1 , 103-108
    SCIE
  • [학술지논문] Memory Access Characteristics of Neural Network Workloads and Their Implications IEEE CSDE, 2022, v.9 no.1 , 1-6
    SCIE
  • [학술지논문] Storage Type and Hot Partition Aware Page Reclamation for NVM Swap in Smartphones ELECTRONICS, 2022, v.11 no.3 , 386-386
    SCIE
  • [학술지논문] Supporting Swap in Real-Time Task Scheduling for Unified Power-Saving in CPU and Memory IEEE ACCESS, 2022, v.10 no.0 , 3559-3570
    SCIE
  • [학술지논문] Analysis of Thread Block Scheduling Algorithms for General Purpose GPU Systems IEEE CSDE, 2021, v.8 no.1 , 1-6
    SCIE
  • [학술지논문] Characterization of Android Memory References and Implication to Hybrid Memory Management IEEE ACCESS, 2021, v.9 no.1 , 60997-61009
    SCIE
  • [학술지논문] Characterizing File Accesses in Android Applications and Caching Implications IEEE ACCESS, 2021, v.9 no.1 , 150292-150303
    SCIE
  • [학술지논문] Characterizing Fine-Grained Resource Utilization for Multitasking GPGPU in Cloud Systems IEEE ACCESS, 2021, v.9 no.1 , 161507-161519
    SCIE
  • [학술지논문] Design and Implementation of a Distributed Versioning File System for Cloud Rendering IEEE ACCESS, 2021, v.9 no.1 , 138716-138723
    SCIE
  • [학술지논문] Modeling and Analysis of the Page Sizing Problem for NVM Storage in Virtualized Systems IEEE ACCESS, 2021, v.9 no.1 , 52839-52850
    SCIE
  • [학술지논문] Selective Flushing of Modified Data for Smartphone Buffer Cache Management IEEE CSDE, 2021, v.8 no.1 , 1-6
    SCIE
  • [학술지논문] Evolution-Based Real-Time Job Scheduling for Co-Optimizing Processor and Memory Power Savings IEEE ACCESS, 2020, v.8 no.1 , 152805-152819
    SCIE
  • [학술지논문] Maintaining Application Context of Smartphones by Selectively Supporting Swap and Kill IEEE ACCESS, 2020, v.8 no.0 , 85140-85153
    SCIE
  • [학술지논문] Separation of Virtual Machine I/O in Cloud Systems IEEE ACCESS, 2020, v.8 no.0 , 223756-223764
    SCIE
  • [학술지논문] A Working-set Sensitive Page Replacement Policy for PCM-based Swap Systems JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, 2017, v.17 no.1 , 7-14
    SCIE
  • [학술지논문] Challenges in Memory Subsystem Design for Future Smartphone Systems IEEE BIGCOMP, 2017, v.4 no.1 , 255-260
    SCIE
  • [학술지논문] Exploiting I/O Reordering and I/O Interleaving to Improve Application Launch Performance ACM TRANSACTIONS ON STORAGE, 2017, v.13 no.1 , 1-17
    SCIE
  • [학술지논문] Exploiting write-only-once characteristics of file data in smartphone buffer cache management PERVASIVE AND MOBILE COMPUTING, 2017, v.40 no.1 , 528-540
    SCIE
  • [학술지논문] Optimized Adoption of NVM Storage by Considering Workload Characteristics JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE, 2017, v.17 no.1 , 1-6
    SCIE
  • [학술지논문] An Adaptive Location Detection scheme for energy-efficiency of smartphones PERVASIVE AND MOBILE COMPUTING, 2016, v.31 no.1 , 67-78
    SCIE
  • [학술지논문] Empirical Study of NVM Storage: An Operating System's Perspective and Implications IEEE MASCOTS, 2014, v.22 no.1 , 405-410
    SCIE
  • [학술지논문] P2FS: supporting atomic writes for reliable file system design in PCM storage IEICE ELECTRONICS EXPRESS, 2014, v.11 no.13 , 1-6
    SCI
  • [학술지논문] WIPS: a write-in-place snapshot file system for storage-class memory ELECTRONICS LETTERS, 2012, v.48 no.17 , 1053-1054
    SCI
  • [학술지논문] P/PA-SPTF: Parallelism-aware request scheduling algorithms for MEMS-based storage devices ACM Transactions on Storage, 2009, v.5 no.1 , 1-17
    Scopus
  • [학술지논문] An intelligent channel navigation scheme for DTV channel selectors IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, 2008, v.54 no.3 , 1098-1102
    SCI
  • [학술지논문] Implementation of the Storage Manager for an IPTV Set-Top Box IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, 2008, v.54 no.4 , 1770-1775
    SCI
  • [학술지논문] Secure User Identification for Consumer Electronics Devices IEEE TRANSACTIONS ON CONSUMER ELECTRONICS, 2008, v.54 no.4 , 1798-1802
    SCI
  • [학술발표] File Access Characteristics of Deep Learning Workloads and Cache-Friendly Data Management 10th IEEE Int'l Conf. on Electrical Engineering, Computer Science and Informatics (EECSI), 인도네시아, Palembang, 2023-09-20 Proc. 10th IEEE EECSI, 2023, 328-331
  • [학술발표] Memory Reference Analysis and Implications for Executing AI Workloads in Mobile Systems 3rd IEEE Int'l Conf. on Electrical and Information Technology (IEIT), 인도네시아, Malang, 2023-09-14 Proc. of 3rd IEEE Int'l Conf. on Electrical & Information Technology, 2023, 281-285
  • [학술발표] Persistent-Memory-Based Acceleration of Memory-Intensive Deep Learning Workloads IEEE COOL Chips 26, 일본, 도쿄, 2023-04-20 Proceedings of IEEE COOL Chips 26, 2023, 1-2
  • [학술발표] Trace-Based Performance Analysis for Deep Learning in Edge Container Environments 8th IEEE Int'l Conf. on Fog and Mobile Edge Computing (FMEC), 에스토니아, Tartu, 2023-09-18 Proc. 8th IEEE Int'l Conf. on Fog and Mobile Edge Computing (FMEC), 2023, 87-92
  • [학술발표] Power-Saving Integrated Task Scheduling in Multicore and Hybrid Memory Environment IEEE RTCSA, 대한민국, 서울, 2020-08-20 Proceedings of 26th IEEE RTCSA Conference, 2020, 1-2
  • [지적재산권] 소셜 네트워크 서비스에서 사용자의 활동을 식별하고 표시하는 방법 Domestic : Patent , Registration , 10-1396498, 2014
Courses
  • 2024-2nd

    • System Software and Labs 강의 계획서 상세보기

      • Subject No 38425Class No 01
      • 2Year ( 3Credit , 3Hour) Mon 5~5 (ENG A125-1) , Wed 4~4 (ENG A125-1)
    • AI Convergence Technology Research Topics Ⅰ 강의 계획서 상세보기

      • Subject No G18466Class No 01
      • Year ( 3Credit , 3Hour) Thu 3~3 (ENG ) , Thu 4~4 (158)
  • 2024-1st

    • Topics in Operating Systems 강의 계획서 상세보기

      • Subject No G14336Class No 01
      • Year ( 3Credit , 3Hour) Thu 6~7 (ENG )
    • students Teaching II

  • 2023-2nd

    • System Software and Labs 강의 계획서 상세보기

      • Subject No 38425Class No 01
      • 2Year ( 3Credit , 3Hour) Mon 5~5 (ENG A125-1) , Wed 4~4 (ENG A125-1)
    • Current Topics in Computer Science and Engineering II 강의 계획서 상세보기

      • Subject No G14557Class No 01
      • Year ( 3Credit , 3Hour) Thu 6~7 (ENG )
  • 2023-1st

  • 2022-2nd

  • 2022-1st

    • Modelling of Computer System and Performance Evaluation 강의 계획서 상세보기

      • Subject No G14539Class No 01
      • Year ( 3Credit , 3Hour) Wed 4~5 (-)
Academic Background

Seoul Nat'l Univ. 공학박사(전기컴퓨터공학부)

Seoul Nat'l Univ. 이학석사(전산과학과)

Seoul Nat'l Univ. 이학사(계산통계학과)

Work Experience

President of Ewha University-Industry Collaboration Foundation 2019-02-01 ~ 2021-02-28

Director, Center for Entrepreneurship 2019-02-01 ~ 2021-02-28

Vice President for Office of Research 2019-02-01 ~ 2021-02-28

Director, Center for Research Compliance 2019-02-01 ~ 2020-06-30

Associate Dean, College of Engineering 2018-03-01 ~ 2019-01-31

Assistant Director, Center for Innovation in Engineering Education 2018-03-01 ~ 2019-01-31

Associate Dean, ELTEC College of Engineering 2018-03-01 ~ 2019-01-31

Department Chair, Department of Computer Science & Engineering 2015-02-01 ~ 2017-01-31

Director, Embedded Software Research Center 2009-03-01 ~ 2025-01-31

2019-02-01 ~ 2021-02-28