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21. A Study on the Agenda Rank-Order Correlation between Twitter and Portal News about Sewol Ferry Catastrophe

Shin-Ku Kim, Eun-Kyoung Choi, Vol. 16, No. 3, pp. 105-116, Jun. 2015
10.7472/jksii.2015.16.3.105
Keywords: Sewol Ferry Catastrophe, Twitter, Portal News, Inter-media Agenda-setting, Attribute-Specific Agendas, Big-Data
22. User Perspective Website Clustering for Site Portfolio Construction

Mingyu Kim, Namgyu Kim, Vol. 16, No. 3, pp. 59-70, Jun. 2015
10.7472/jksii.2015.16.3.59
Keywords: Bigdata Analysis, Site Category Analysis, Site Clustering, Web Log Analysis
23. Design of an Efficient Keyword-based Retrieval System Using Concept lattice

Jin Ma, In ho Jeon, Young keun Choi, Vol. 16, No. 3, pp. 43-58, Jun. 2015
10.7472/jksii.2015.16.3.43
Keywords: Concept lattice(Concept net), Retrieval System, Keyword-based, Data-Integration
24. A Coexistence Mitigation Scheme in IEEE 802.15.4-based WBAN

Jong-hyeon Choi, Byoung-seon Kim, Jin-sung Cho, Vol. 16, No. 3, pp. 1-12, Jun. 2015
10.7472/jksii.2015.16.3.01
Keywords: IEEE 802.15.4, IEEE 802.15.6, Wireless Body Area Network, Data reliability, Coexistence problem
25. Analysis and Performance Evaluation of Pattern Condensing Techniques used in Representative Pattern Mining

Gang-In Lee, Un-Il Yun, Vol. 16, No. 2, pp. 77-84, Apr. 2015
10.7472/jksii.2015.16.2.77
Keywords: Closed pattern, Data Mining, Frequent pattern mining, Maximal pattern, Performance Evaluation, Representative pattern mining
26. A Study on the Link Server Development Using B-Tree Structure in the Big Data Environment

Sungbum Park, Jong Sung Hwang, Sangwon Lee, Vol. 16, No. 1, pp. 75-82, Feb. 2015
10.7472/jksii.2015.16.1.75
Keywords: Link Server, B-Tree, Big data, Content management Server
27. Performance analysis of Frequent Itemset Mining Technique based on Transaction Weight Constraints

Unil Yun, Gwangbum Pyun, Vol. 16, No. 1, pp. 67-74, Feb. 2015
10.7472/jksii.2015.16.1.67
Keywords: Transaction weight, Data Mining, Frequent Itemset mining, Performance Evaluation, scalability
28. A Weighted Frequent Graph Pattern Mining Approach considering Length-Decreasing Support Constraints

Unil Yun, Gangin Lee, Vol. 15, No. 6, pp. 125-132, Dec. 2014
10.7472/jksii.2014.15.6.125
Keywords: Length-decreasing support constraint, weighted frequent pattern mining, graph pattern, Data Mining, Frequent pattern mining
29. A Design and Development of Big Data Indexing and Search System using Lucene

DongMin Kim, JinWoo Choi, ChongWoo Woo, Vol. 15, No. 6, pp. 107-116, Dec. 2014
10.7472/jksii.2014.15.6.107
Keywords: Big data, Big data Platform, Data Indexing, Data Searching
30. A Study On The Economic Value Of Firm's Big Data Technologies Introduction Using Real Option Approach - Based On YUYU Pharmaceuticals Case -

Hyuk Soo Jang, Bong Gyou Lee, Vol. 15, No. 6, pp. 15-26, Dec. 2014
10.7472/jksii.2014.15.6.15
Keywords: Big data, Big data Platform, Real option, Option value, Stock price

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