• 1173 Citations
  • 17 h-Index
1987 …2014
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Research Output 1987 2014

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Conference contribution
2011

A continuous query evaluation scheme for a detection-only query over data streams

Park, H. K. & Lee, W. S., 2011 Dec 13, CIKM'11 - Proceedings of the 2011 ACM International Conference on Information and Knowledge Management. p. 2405-2408 4 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Evaluation
Data streams
Continuous queries
Query
Join
2010

I-SEE: Integrated stream execution environment over on-line data streams

Shin, S. J., Park, H. K., Woo, H. J. & Lee, W. S., 2010 Dec 1, CIKM'10 - Proceedings of the 19th International Conference on Information and Knowledge Management and Co-located Workshops. p. 1959-1960 2 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data streams
Integrated
Monitoring
Prototype
Online analytical processing
2009
3 Citations (Scopus)

DS-cuber: An integrated OLAP environment for data streams

Woo, H. J., Shin, S. J., Yang, W. S. & Lee, W. S., 2009 Dec 1, ACM 18th International Conference on Information and Knowledge Management, CIKM 2009. p. 2067-2068 2 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data streams
Integrated
Online analytical processing
Navigation
Traffic flow
1 Citation (Scopus)

M-COPE: A multiple continuous query processing engine

Park, H. K., Shin, S. J., Na, S. H. & Lee, W. S., 2009 Dec 1, ACM 18th International Conference on Information and Knowledge Management, CIKM 2009. p. 2065-2066 2 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Continuous queries
Query processing
Data streams
Query
Evaluation
2008
3 Citations (Scopus)

A coarse-grain grid-based subspace clustering method for online multi-dimensional data streams

Lee, J. W. & Lee, W. S., 2008 Dec 1, Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM'08. p. 1521-1522 2 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data streams
Grid
Clustering
Siblings
Statistics
3 Citations (Scopus)

Anomaly detection over clustering multi-dimensional transactional audit streams

Nam, H. P. & Won, S. L., 2008 Sep 26, Proceedings - 1st IEEE International Workshop on Semantic Computing and Applications, IWSCA 2008. p. 78-80 3 p. 4573154. (Proceedings - 1st IEEE International Workshop on Semantic Computing and Applications, IWSCA 2008).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data mining
Statistics
Experiments

A spot-matching framework for improving matching accuracy in protein 2-DE gel image analysis

Shim, J. E., Jin, Y. & Lee, W. S., 2008 Dec 1, Proceedings of IDEAS'08: International Database Engineering and Applications Symposium. p. 285-289 5 p. (ACM International Conference Proceeding Series; vol. 299).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image analysis
Gels
Proteins
Electrophoresis
Liver
1 Citation (Scopus)

Memory efficient subspace clustering for online data streams

Park, N. H. & Lee, W. S., 2008 Dec 1, Proceedings of IDEAS'08: International Database Engineering and Applications Symposium. p. 199-208 10 p. (ACM International Conference Proceeding Series; vol. 299).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data storage equipment
Clustering algorithms
Scheduling
Statistics
Experiments
2007

Anomaly intrusion detection based on dynamic cluster updating

Oh, S. H. & Lee, W. S., 2007 Dec 1, Advances in Knowledge Discovery and Data Mining - 11th Pacific-Asia Conference, PAKDD 2007, Proceedings. p. 737-744 8 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4426 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Anomaly Detection
Intrusion detection
Intrusion Detection
Updating
Clustering algorithms
6 Citations (Scopus)

An on-line interactive method for finding association rules data streams

Shin, S. J. & Lee, W. S., 2007 Dec 1, CIKM 2007 - Proceedings of the 16th ACM Conference on Information and Knowledge Management. p. 963-966 4 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data streams
Interactive methods
Association rules
Experiment

Approximate trace of grid-based clusters over high dimensional data streams

Park, N. H. & Lee, W. S., 2007 Dec 1, Advances in Knowledge Discovery and Data Mining - 11th Pacific-Asia Conference, PAKDD 2007, Proceedings. p. 753-760 8 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4426 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

High-dimensional Data
Data Streams
Trace
Grid
Clustering Methods
15 Citations (Scopus)

estMax: Tracing maximal frequent itemsets over online data streams

Woo, H. J. & Lee, W. S., 2007 Dec 1, Proceedings of the 7th IEEE International Conference on Data Mining, ICDM 2007. p. 709-714 6 p. 4470315. (Proceedings - IEEE International Conference on Data Mining, ICDM).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Processing
Experiments
19 Citations (Scopus)

Grid-based subspace clustering over data streams

Park, N. H. & Lee, W. S., 2007 Dec 1, CIKM 2007 - Proceedings of the 16th ACM Conference on Information and Knowledge Management. p. 801-810 10 p. (International Conference on Information and Knowledge Management, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data streams
Siblings
Grid
Clustering
Node

Query optimization for web BBS by analytic function and function-based index in oracle DBMS

Lee, H. & Lee, W. S., 2007 Dec 1, Proceedings - ALPIT 2007 6th International Conference on Advanced Language Processing and Web Information Technology. p. 606-611 6 p. 4460710. (Proceedings - ALPIT 2007 6th International Conference on Advanced Language Processing and Web Information Technology).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bulletin boards

Runtime-efficient approach for multiple continuous filtering in XML message brokers

Lee, H. & Lee, W., 2007 Dec 1, SOFSEM 2007: Theory and Practice of Computer Science - 33rd Conference on Current Trends in Theory and Practice of Computer Science, Proceedings. p. 738-749 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4362 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

XML
XPath
Filtering
Comparison of Experiments
Query
2006

Anomaly intrusion detection based on clustering a data stream

Oh, S. H., Kang, J. S., Byun, Y. C., Jeong, T. T. & Lee, W. S., 2006 Jan 1, Information Security - 9th International Conference, ISC 2006, Proceedings. Springer Verlag, p. 415-426 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4176 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Anomaly Detection
Intrusion detection
Intrusion Detection
Data Streams
Audit
2005
1 Citation (Scopus)

An incremental document clustering for the large document database

Joo, K. H. & Lee, W. S., 2005 Dec 1, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). p. 374-387 14 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 3689 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Document Clustering
Clustering algorithms
Internet
Clustering Algorithm
Incremental Algorithm
59 Citations (Scopus)

Finding maximal frequent itemsets over online data streams adaptively

Lee, D. & Lee, W. S., 2005 Dec 1, Proceedings - Fifth IEEE International Conference on Data Mining, ICDM 2005. p. 266-273 8 p. 1565688. (Proceedings - IEEE International Conference on Data Mining, ICDM).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data storage equipment
Merging
Data mining
Experiments
2003
1 Citation (Scopus)

Adaptive materialization in a hierarchical mediator system

Joo, K. H. & Lee, W. S., 2003 Jan 1, Proceedings - 2003 International Conference on Parallel Processing Workshops, ICPPW 2003. Huang, C-H. & Ramanujam, J. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 281-288 8 p. 1240381. (Proceedings of the International Conference on Parallel Processing Workshops; vol. 2003-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hierarchical systems
Mediator
Costs
Query Evaluation
Experiments
3 Citations (Scopus)

Optimized clustering for anomaly intrusion detection

Oh, S. H. & Lee, W. S., 2003 Jan 1, Advances in Knowledge Discovery and Data Mining. Shim, K., Wang, K-Y., Jeon, J. & Srivastava, J. (eds.). Springer Verlag, p. 576-581 6 p. (Lecture Notes in Artificial Intelligence (Subseries of Lecture Notes in Computer Science); vol. 2637).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Anomaly Detection
Intrusion detection
Intrusion Detection
Clustering algorithms
Transactions
1989

Object-based query evaluation scheme for deductive databases in massively parallel computing environment

Lee, W. S. & Sheu, P. C., 1989 Dec 1, Proc Fifth Int Conf Data Eng. Anon (ed.). Publ by IEEE, p. 497-504 8 p. (Proc Fifth Int Conf Data Eng).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Parallel processing systems
Processing
Intelligent databases