Won Suk LEE


Adaptive Continuous Query Reoptimization over Data Streams
Hong Kyu PARK Won Suk LEE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/07/01
Vol. E92-D  No. 7  pp. 1421-1428
Type of Manuscript:  PAPER
Category: Database
Keyword: 
data stream processingmultiway join querymultiple query optimizationgreedy strategyquery processing
 Summary | Full Text:PDF(1.1MB)

A Clustering-Based Anomaly Intrusion Detector for a Host Computer
Sang Hyun OH Won Suk LEE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/08/01
Vol. E87-D  No. 8  pp. 2086-2094
Type of Manuscript:  PAPER
Category: Application Information Security
Keyword: 
intrusion detectionanomaly detectiondata miningclusteringuser profiling
 Summary | Full Text:PDF(466.5KB)

A Rank-Based Selection Method of Materialized Queries for Efficient Query Evaluation in a Mediator
Kil Hong JOO Won Suk LEE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/07/01
Vol. E87-D  No. 7  pp. 1850-1858
Type of Manuscript:  Special Section PAPER (Special Section on Hardware/Software Support for High Performance Scientific and Engineering Computing)
Category: Distributed, Grid and P2P Computing
Keyword: 
mediatorheterogeneous information systemsdata materializationdistributed query processingdecay ratedata integration
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Decaying Obsolete Information in Finding Recent Frequent Itemsets over Data Streams
Joong Hyuk CHANG Won Suk LEE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/06/01
Vol. E87-D  No. 6  pp. 1588-1592
Type of Manuscript:  LETTER
Category: Databases
Keyword: 
decaying obsolete informationrecent frequent itemsetsdata streams
 Summary | Full Text:PDF(453.6KB)

CLOCK: Clustering for Common Knowledge Extraction in a Set of Transactions
Sang Hyun OH Won Suk LEE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/09/01
Vol. E86-D  No. 9  pp. 1845-1855
Type of Manuscript:  PAPER
Category: Databases
Keyword: 
data miningknowledge discoveryclusteringknowledge profiling
 Summary | Full Text:PDF(413.6KB)

Efficient Transmission Policies for Multimedia Objects Structured by Pre-Defined Scenarios
Duk Rok SUH Won Suk LEE 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/03/01
Vol. E84-D  No. 3  pp. 355-364
Type of Manuscript:  PAPER
Category: Man-Machine Systems, Multimedia Processing
Keyword: 
multimedia contentsmultimedia-on-demandreal-time schedulingI/O schedulingdata buffering
 Summary | Full Text:PDF(779.5KB)