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2024

  • Deokyeon Jang, Hyunsik Yoon, Yon Dohn Chung, “QHB + : Accelerated Configuration Optimization for Automated Performance Tuning of Spark SQL Applications”, IEEE Access
  • Kijung Jung, Incheol Baek, Soohyung Kim, Yon Dohn Chung, “LAFD: Local-Differentially Private and Asynchronous Federated Learning With Direct Feedback Alignment”, IEEE Access

2023

  • Dalsu Choi, Hyunsik Yoon, Hyubjin Lee, Yon Dohn Chung, “Demonstrating Waffle: A Self-driving Grid Index”, VLDB 2023
  • Hyunsik Yoon, Dalsu Choi, Yon Dohn Chung, “Group Tracking for Video Monitoring Systems: A Spatio-temporal Query Processing Approach”, IEEE Access
  • Changbeom Shim, Wooil Kim, Tran Thien Dat Nguyen, Du Yong Kim, Yu Suk Choi, Yon Dohn Chung, “CellTrackVis: interactive browser-based visualization for analyzing cell trajectories and lineages”, BMC Bioinform
  • Hyungbin Kim, Minsoo Kim, Yon Dohn Chung, “A Sleep Apnea Detection Method using Heart Rate Variability Data”, KDBC 2023
  • Yu Jeong Jo, Hyunsik Yoon, Yon Dohn Chung, “CPS+: Configuration Auto-Tuning for Interactive Data Exploration Applications on Spark SQL”, KDBC 2023
  • Kayoung Song, Kijung Jung, Yon Dohn Chung, “An automatic metadata configuration system for electronic documents in Republic of Korea Army Onnara system”, KDBC 2023
  • Yujin Do, Deokyeon Jang, Yon Dohn Chung, “A Perturbation-based Anonymization Method for Asynchronous GPS Trajectory Data”, KDBC 2023
  • Minsung Kim, Incheol Baek, Yon Dohn Chung, “An Adapter Fusion Based Machine Unlearning Methodology for Decoder Models”, KDBC 2023

2022

  • Minsoo Kim, Hyubjin Lee, Yon Dohn Chung, “Multi-dimensional Data Compression and Query Processing in Array Databases”, IEEE Access
  • Dalsu Choi, Hyunsik Yoon, Hyubjin Lee, Yon Dohn Chung, “Waffle: In-memory Grid Index for Moving Objects with Reinforcement Learning-based Configuration Tuning System”, VLDB 2022
  • Dalsu Choi, Hyunsik Yoon, Yon Dohn Chung, “ReSKY: Efficient Subarray Skyline Computation in Array Databases”, Distributed and Parallel Databases

2021

  • Dalsu Choi, Hyunsik Yoon, Yon Dohn Chung, “Subarray Skyline Query Processing in Array Databases”, SSDBM 2021
  • Seon Young Kim, Yon Dohn Chung, Sung Woo Chung, “IDRA: An In-storage Data Reorganization Accelerator for Multidimensional Databases”, IEEE Embedded Systems Letters
  • Jong Seon Kim, Jong Wook Kim, Yon Dohn Chung, “Successive Point-of-Interest Recommendation with Local Differential Privacy”, IEEE Access
  • Wooil Kim, Changbeom Shim, Yon Dohn Chung, “SkyFlow: A visual analysis of high-dimensional skylines in time-series”, Journal of Visualization
  • Kijung Jung, Hyukki Lee, Yon Dohn Chung, “Differentially Private Neural Networks with Bounded Activation Function”, IEICE Transactions on Information and Systems
  • Tran Thien Dat Nguyen, Changbeom Shim, and Wooil Kim, “Biological Cell Tracking and Lineage Inference via Random Finite Sets,” IEEE International Symposium on Biomedical Imaging
  • Jong Wook Kim, Kennedy Edemacu, Jong Seon Kim, Yon Dohn Chung, Beakcheol Jang, “A Survey of Differential Privacy-based Techniques and their Applicability to Location-Based Services”, Computers & Security
  • Minsoo Kim, Hyubjin Lee, Yon Dohn Chung, “SEACOW: Synopsis Embedded Array Compression using Wavelet Transform”, arXiv

2020

  • Changbeom Shim, Gyuhyeon Sim, Yon Dohn Chung, “Cohesive Ridesharing Group Queries in Geo-Social Networks”, IEEE Access
  • Sundeuk Kim, Ilhyun Suh, Yon Dohn Chung, “Automatic monitoring of service reliability for web applications: a simulation‐based approach”, Software Testing, Verification and Reliability
  • Minsoo Kim, Ilhyun Suh, Yon Dohn Chung, “MARS: A multi-level array representation for simulation data”, Future Generation Computer Systems
  • Hyukki Lee, Yon Dohn Chung, “Differentially private release of medical microdata: an efficient and practical approach for preserving informative attribute values”, BMC Medical Informatics and Decision Making
  • Ilhyun Suh, Yon Dohn Chung, “DimensionSlice: A main-memory data layout for fast scans of multidimensional data”, Information Systems
  • Wooil Kim, Hyubjin Lee, Yon Dohn Chung, “Safe contact tracing for COVID-19: A method without privacy breach using functional encryption techniques based-on spatio-temporal trajectory data”, PLOS ONE
  • 김종선, 정연돈, “차분 프라이버시 – 프라이버시 보호 빅데이터 처리 기준”, 한국통신학회지(정보와통신)
  • Hyubjin Lee, Seungjoon Park, Inchul Baek, Wooil Kim, Yon Dohn Chung, “Finding COVID-19 Possible Cases Based on Card Payment Data: A Method Without Privacy Breaches using Functional Encryption Techniques”, KCC
  • Kunwoo Lee, Jongseon Kim, Wooil kim, Hyukki Lee, Yon Dohn Chung, “Knowledge Graph based Point-of-interest Recommendation Using Attention Mechanism”, KIISE

2019

  • Dalsu Choi, Chang-Sup Park, Yon Dohn Chung, “Progressive Top-k Subarray Query Processing in Array Databases”, VLDB 2019
  • Wooil Kim, Changbeom Shim, Wan Heo, Sungmin Yi, Yon Dohn Chung, “Moving view field nearest neighbor queries”, Data & Knowledge Engineering

2018

  • Changbeom Shim, Wooil Kim, Wan Heo, Sungmin Yi, Yon Dohn Chung, “Nearest Close Friend Search in Geo-social Networks”, Information Sciences, vol. 423, page 235-256, January 2018.
  • Soohyung Kim, Yon Dohn Chung, “An anonymization protocol for continuous and dynamic privacy-preserving data collection”, Future Generation Computer Systems
  • Jong Seon Kim, Yon Dohn Chung, Jong Wook Kim, “Differentially Private and Skew-Aware Spatial Decompositions for Mobile Crowdsensing”, Sensors
  • Hyunsik Yoon, Changbeom Shim, Wooil Kim, Yon Dohn Chung, “View-field & Category Constrained Nearest Neighbor Search in Criminal Surveillance Systems”, KDBC
  • Moonyoung Choi, Wooil Kim, Hyunsik Yoon, Changbeom Shim and Yon Dohn Chung, “A Visual Analysis System for Sensor Data”, KDBC
  • Wooil Kim, “A Time-series Visualization of Skylines on Multi-dimensional Data”, CALSEC

2017

  • Wooil Kim, Changbeom Shim, Ilhyun Suh, Yon Dohn Chung, A Visual Explorer for Analyzing Trajectory Patterns, IEEE Conference on Visual Analytics Science and Technology Challenge, 1-6 October, 2017, Phoenix, Arizona USA
  • Sungmin Yi, Changbeom Shim, Yon Dohn Chung, “Reverse View Field Nearest Neighbor queries”, Information Sciences, vol. 402, page 35–49, September 2017.
  • Hyukki Lee, Soohyung Kim, Jong Wook Kim, Yon Dohn Chung, “Utility-preserving anonymization for health data publishing”, BMC Medical Informatics and Decision Making, 17.1, (2017): 104, July 2017.
  • Byungnam Lim, Jong Wook Kim, Yon Dohn Chung. “CATS: cache-aware task scheduling for Hadoop-based systems.”, Cluster Computing (2017), page 1-15, May 2017.
  • Changbeom Shim, Wooil Kim, Wan Heo, Sungmin Yi, Yon Dohn Chung, “ℓ-Close Range Friends Query on Social Grid Index”, IEICE TRANSACTIONS on Information and Systems, vol. E100-D(4), page 811-812, April 2017.
  • Soohyung Kim, Hyukki Lee, Yon Dohn Chung, “Privacy-preserving data cube for electronic medical records: An experimental evaluation”, International Journal of Medical Informatics,  vol. 97, page 33-42,  January 2017.
  • 김종선, 정기정, 이혁기, 김수형, 김종욱, 정연돈, “프라이버시 보호 데이터 배포를 위한 모델 조사”, 정보과학회논문지

2016

  • Byungnam Lim, Yeeun Shim, Yon Dohn Chung, “2PTS: A Two-Phase Task Scheduling Algorithm for MapReduce”, IEICE TRANSACTIONS on Information and Systems, vol. E99-D(9), page 2377-2380, September 2016.
  • Ilhyun Suh, Yon Dohn Chung, “A Workload Assignment Strategy for Efficient ROLAP Data Cube Computation in Distributed Systems”, International Journal of Data Warehousing and Mining, vol. 12(3), page 51-71, July-September 2016.

2015

  • Jihoon Son, Hyoseok Ryu, Sungmin Yi, Yon Dohn Chung, “SSFile: A novel column-store for efficient data analysis in Hadoop-based distributed systems”, Information Sciences, vol. 316, page 68-86, September 2015.

2014

  • HaRim Jung, Yong-Sung Kim, Yon Dohn Chung, “QR-tree: An efficient and scalable method for evaluation of continuous range queries”, Information Sciences, vol. 274, page 156-176, August 2014.
  • Sungmin Yi, Hyoseok Ryu, Jihoon Son, Yon Dohn Chung, “View field nearest neighbor: A novel type of spatial queries”, Information Sciences, vol. 275, page 68–82, August 2014.
  • Soohyung Kim, Min Kyoung Sung, Yon Dohn Chung, “A framework to preserve the privacy of electronic health data streams”, Journal of Biomedical Informatics, vol. 50, page 95-106, August 2014.
  • Byungnam Lim, Yon Dohn Chung, “A Parallel Maximal Matching Algorithm for Large Graphs Using Pregel”, IEICE Transactions vol. 97-D(7), page 1910-1913, July 2014.

2013

  • Sungmin Yi, Hyoseok Ryu, Jihoon Son, Yon Dohn Chung,  Load Balancing for Real-Time, Location-Based Event Processing on Cloud Systems, 16th IEEE International Conference on Computational Science and Engineering (CSE), Sydney, Australia, December 3-5, 2013.
  • Hyunsik Choi, Jihoon Son, Haemi Yang, Hyoseok Ryu, Byungnam Lim and Yon Dohn Chung, Tajo: A Distributed Data Warehouse System on Large Clusters (demo), 29th IEEE International Conference on Data Engineering (ICDE), Brisbane, Australia, April 8-12, 2013. (PDF)
  • Jun Pyo Park, Chang-Sup Park, Yon Dohn Chung, “Lineage Encoding: An Efficient Wireless XML Streaming Supporting Twig Pattern Queries”, IEEE Transactions on Knowledge and Date Enginerring, vol.25, page 1559-1573, July 2013.
  • HaRim Jung, Yong-Sung Kim, Yon Dohn Chung, “SPQI: An Efficient Index for Continuous Range Queries in Mobile Environments”, Journal of Information Science & Engineering, vol. 29, page 557-578, May 2013.
  • Hyunsik Choi, HaRim Jung, Ki Yong Lee, and Yon Dohn Chung, “Skyline queries on keyword-matched data”, Information Sciences, vol. 232, page 449–463, May 2013.

2012

  • HaRim Jung, Yon Dohn Chung, Ling Liu, “Processing generalized k-nearest neighbor queries on a wireless broadcast stream”, Information Sciences, vol. 188, page 64-79, April 2012.
  • Jihoon Son, Hyunsik Choi, Yon Dohn Chung, “Skew-Tolerant Key Distribution for Load Balancing in MapReduce”, IEICE Trans. IS,  E95-D(2), pp. 677-680, Feb. 2012.
  • Min Kyoung Sung, Ki Yong Lee, Jun-Bum Shin, Yon Dohn Chung, “A privacy Protection Method for Social Network Data against Content/Degree Attacks”, IEICE_Trans. IS, Vol E95-D(1), pp. 152-160, Jan. 2012.

2011

  • On Processing View Field Nearest Neighbor Queries on the R-tree, Sungmin Yi, HaRim Jung, Jun Pyo Park, Yon Dohn Chung, International Conference on Electrical and Control Engineering(ICECE2011), Sept. 16-18, in Yichang, China
  • On Processing Scored k-Dominant Skyline Queries, Yong Sung Kim, HaRim Jung, M
    in Kyung Sung, Yon Dohn Chung, International Conference on Electrical and Control Engineering(ICECE2011), Sept. 16-18, in Yichang, China
  • Young-Mo Kwon, HaRim Jung and Yon Dohn Chung, “Monitoring continuous k-nearest neighbor queries in the hybrid wireless network”, Journal of Zhejiang University SCIENCE C, 12(3), pp. 213-220, March 2011.
  • Kyong-Ha Lee, Hyunsik Choi, Yon Dohn Chung, Yoon-Joon Lee and Bongki Moon, “Parallel Data Processing with MapReduce: A Survey“, ACM SIGMOD Record, vol 40 (4), December 2011.

2010

  • Yohan Roh (KAIST), Yon Dohn Chung, Jun Hyun Son (Hanyang Univ), Jae Ho Kim (Kaist), Myong Ho Kim (Kaist), “Hierarchically Organized Skew-Tolerent Histograms for Geographic Data Objects”, SIGMOD 2010.
  • HaRim Jung, ByoungKu Cho, Yon Dohn Chung, and Ling Liu, “On Processing Location Based Top-kQueries in the Wireless Broadcasting System,“ the 25th ACM SAC 2010 (Symposium on Applied Computing), Switzerland in Sierre, March 22-26, 2010.
  • K. Y. Lee, Y. D. Chung and M. H. Kim, “An Efficient Method for Maintaining Data Cubes Incrementally”, Information Sciences, 180(6), pp. 928-948, March 2010.
  • Yon Dohn Chung, Sanghyun Yoo and Myoung Ho Kim, “Energy and Latency Efficient Processing of Full-text Searches on a Wireless Broadcast Stream”, IEEE Transactions on Knowledge and Data Engineering, 22(2), pp. 207-218, February 2010.
  • J. P. Park, C. Park and Y. D. Chung*, “Energy and Latency Efficient Access of Wireless XML Stream”, Journal of Database Management, 21(1), pp. 58-79, January 2010.

2009

  • Hyunsik Choi, Jihoon Son, YongHyun Cho, Min Kyoung Sung, Yon Dohn Chung, “SPIDER : A System for Scalable, Parallel / Distributed Evaluation of large-scale RDF Data,” the 18th ACM Conference on Information and Knowledge Management (CIKM), Hong Kong, November 2-6, 2009. [PDF]
  • HaRim Jung, Hyunsik Choi, Yon Dohn Chung, “Generalized Spatial Queries in the Wireless Data Broadcasting System”, International Conference on Mobile Data Management Systems, Services and Middleware (MDM), Taipei, Taiwan, May 18-20, 2009.
  • K. Y. Lee*, H. Kim, K. G. Woo, Y. D. Chung and M. H. Kim, “Design and Implementation of MLC NAND Flash-based DBMS for Mobile Devices,” Journal of Systems and Software, 82(9), pp. 1447-1458, Sep. 2009.
  • C. W. Yang, K. Y. Lee*, Y. D. Chung, M. H. Kim and Y. J. Lee, “An Effective Self-Adaptive Admission Control Algorithm for Large Web Caches,” IEICE Transactions on Information and Systems, E92-D(4), pp. 732-735, April 2009.

2008

  • Y. H. Cho, J, Son and Y. D. Chung, “POT:An Efficient Top-K Monitoring Method for Spatially Correlated Sensor Readings,” In proceedings of International Workshop on Data Management for Sensor Networks (DMSN), Auckland, New Zealand, Aug. 2008.
  • J. Son, Y. H. Cho, Y. D. Chung and K.Y.Lee, “Direction-based Clustering for Efficient Multicasting in Wireless Ad-Hoc Networks,” In proceedings of ACM International Workshop on Data Engineering for Wireless and Mobile Access (MobiDE), pp.55-62, Vancouver, BC, Canada, June 2008.
  • S. T. Kang, Y. D. Chung and M. H. Kim, “Temporal Aggregation using Corner Transformations,” Journal of Information Science and Engineering, 24(4), pp.1175-1186, July 2008.
  • Y. D. Chung, “A Cache Invalidation Scheme for Continuous Partial Match Queries in Mobile Computing Environments,” Distributed and Parallel Databases, 23(3), pp. 207-234.June 2008.
  • D. H. Cho, S. Choi, K. Y. Lee, Y. D. Chung, Y. J. Lee and M. H. Kim, “A request distribution method for clustered VOD servers considering buffer sharing effects,” Journal of Systems Architecture – Embedded Systems Design, pp.335-346, Jan-Feb.2008.
  • Y. D. Chung and C. Park, “Energy-Efficient Processing of Complex Queries on a Wireless Broadcast Stream,” IEICE Transactions on Information and Systems, E91-D(1), Jan. 2008.

2007

  • Hyun-A Park, Bum Han Kim, Dong Hoon Lee, Yon Dohn Chung, Justin Zhan, “Secure Similarity Search,” In proceedings of IEEE International Conference on Granular Computing (Grc 2007), pp. 598-604, Silicon Valley, CA, USA, Nov. 2007.
  • Y. H. Cho, S. K. Lee and Y. D. Chung, “A Lightweight, Uni-directional Routing Protocol for Event-driven Sensor Networks,” In proceedings of International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC), Vol (2). pp.781 – 782 Busan,South Korea, July 2007.
  • J. H. Choi, S. H. Park, M. S. Lee, Y. D. Chung, and S. K. Lee, “XIR: Cache Invalidation Strategy for XML Data in Mobile Environments”, Proc. of the 6th International ACM Workshop on Data Engineering for Wireless and Mobile Access (ACM MobiDE), pp.79-82, Beijing, China, June 2007.
  • Y. Kwon, J.-H. Choi, Y. D. Chung, and S. Lee, “In-network Processing for Skyline Queries in Sensor Networks,” IEICE Transactions on Communications, Vol.90-B, No.12, pp.3452-3459, December 2007.
  • Y. D. Chung and J. Y. Lee, “An Indexing Method for Wireless Broadcast XML Data,” Information Science, 177(9), pp. 1931-1953, May 2007.
  • Y. D. Chung, W. S. Yang and M. H. Kim, “An Efficient, Robust Method for Processing of Partial Top-k/Bottom-k Queries using the RD-Tree in OLAP,” Decision Support Systems, 43(2), pp. 313-321, March 2007.
  • Y. D. Chung, “An Indexing Scheme for Energy-efficient Processing of Content-based Retrieval Queries on a Wireless Data Stream,” Information Sciences, 177(2), pp. 525-542, Jan. 2007.

2006 and Older

  • Y. D. Chung and C. Park, “A Wireless Broadcast Generation Scheme considering Data Access Frequencies,” In proceedings of International Conference on Advances in Information Systems (ADVIS), pp. 387-397, Izmir, Turkey, Oct. 2006.
  • J. Y. Lee, Y. H. Lim, Y. D. Chung and M. H. Kim, “Data Storage in Sensor Networks for Multi-dimensional Range Queries,” In proceedings of International Conference on Embedded Software and Systems , pp. 420-429, Xi’an, China, December 2005.
  • C. Park, C. S. Kim and Y. D. Chung, “Efficient Stream Organization for Wireless Broadcasting of XML Data,” In proceedings of Asian Computing Science (ASIAN) Conference , pp. 223-235, Kunming, China, December 2005.
  • Y. D. Chung and J. Y. Lee, “Multi-attribute Hashing of Wireless Data Stream for Content Retrieval Queries,” In proceedings of International Conference on Distributed Computing & Internet Technology , pp. 147-158, Bhubaneswar, India, December2005.
  • B. C. Tak, Y. D. Chung, S. J. Kim and M. H. Kim, “Rotational Lease: Providing High Availability in a Shared Storage File System,” In Proceedings of High Performance Computing and Communication (HPCC) Conference pp. 190-195, Sorento (Naples), Italy, 2005.9
  • Y. D. Chung, W. J. Park , M. J. Kim and M. H. Kim, “Fractionalized View Materialization in Data Cubes,” DASFAA2001, pp. 156-157, Honk Kong, April, 2001.
  • Y. D. Chung, J. Y. Lee, Y. J. Lee and M. H. Kim, “Predicate-based Caching in Mobile Clients for Continuous Partial Match Queries,” DASFAA2001, pp. 158-159, Hong Kong, April, 2001.
  • J. Lee, Y. D. Chung and M. H. Kim, “Path Query Reduction and Diffusion for Distributed Semi-structured Data Retrieval,” In proceedings of International Database Engineering and Application Symposium, pp. 393-397, Yokohama, Japan, Sep., 2000.
  • Y. D. Chung, J. Y. Lee, Y. J. Lee and M. H. Kim, “Effective Clustering of Wireless Data for Partial Match Queries,” In proceedings of International conference on Computer Science and Informatics, pp. 337-340, Atlantic City, NJ, USA, Feb., 2000.
  • Y. D. Chung and M. H. Kim, “QEM: A Scheduling Method for Wireless Broadcast Data,” In proceedings of International conference on Database Systems for Advanced Applications, pp. 135-142, Hsinchu, Taiwan, Apr., 1999.
  • Y. D. Chung, M. H. Kim, J. W. Rhee and S. T. Kim, “Energy-Efficient Index Replication for Wireless Data Broadcasting,” In proceedings of International symposium on Digital Media Information Base, pp. 295-299, Nara, Japan, Nov., 1997.
  • J. H. Kim, Y. D. Chung and M. H. Kim, “An XML Data Allocation Method on Disks,” Journal of Systems Architecture, 52(10), pp. 578-588, Oct. 2006.
  • S. T. Kang, Y. D. Chung and M. H. Kim, “An Efficient Method for Temporal Aggregation with Range-Condition Attributes,” Information Science, 168/1-4, pp. 243-265, December 2004.
  • J. M. Jeon, Y. D. Chung, M. H. Kim and Y. J. Lee, “Filtering XPath Expressions for XML Access Control,” Computers & Security, 23(7), pp. 591-605, October 2004.
  • Y. D. Chung, J. W. Kim and M. H. Kim, “Efficient Preprocessing of XML Queries using Structured Signatures,” Information Processing Letters, 87(5), pp. 257-264, September 2003.
  • Y. D. Chung, S. H. Bang and M. H. Kim, “An Efficient Broadcast Data Clustering Method for Multipoint Queries,” Journal of Systems and Software, 64(3), pp. 173-181, February 2003.
  • W. S. Yang, Y. D. Chung and M. H. Kim, “The RD-Tree: A Structure for Processing Partial MAX/MIN Queries in OLAP,” Information Science, 146(1-4), pp.137-149, October 2002.
  • Y. D. Chung and M. H. Kim, “Effective Placement of Wireless Broadcast Data,” Distributed and Parallel Databases, 9(2), pp. 133-150, March, 2001.
  • Y. D. Chung and M. H. Kim, “A Wireless Data Clustering Method for Multi-point Queries,” Decision Support Systems, 30(4), pp. 469-482, March, 2001.
  • J. Y. Lee, Y. D. Chung, Y. J. Lee and M. H. Kim, “Gray Code Clustering of Wireless Data for Partial Match Queries,” Journal of Systems Architecture, 47(5), pp. 445-458, May, 2001.
  • Y. D. Chung and M. H. Kim, “An Index Replication Scheme for Wireless Data Broadcasting,” Journal of Systems and Software, 51(3), pp. 191-199, May, 2000.

Books and Book Chapters

  • M. H. Kim, Y. J. Lee and Y. D. Chung, “Introduction to Multimedia Systems,” Hong Reung Science Publishing Company, March 2005.
  • Y. D. Chung and M. H. Kim, “Indexing and Clustering of Wireless Broadcast Data,” A book chapter in “Wireless Information Highways,” Idea Group Publishing, December 2004.
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