Title	Mining Significant Patterns from Graph Traversals by Considering Frequency and Average Weight
Author	Hyu Chan Park
Citation	Vol. 15  No. 11  pp. 15-20
Keywords	Data mining, Graph traversal, Average weight

Title	Effect of Vietnamese Text Retrieval System based on Topic Modeling
Author	Cuong Nguyen Ngoc
Citation	Vol. 15  No. 11  pp. 10-14
Keywords	Text retrieval, Vietnamese text, Topic modeling, feature reduction, text classification.

Title	Putting SDSS into Practical Use: A Creativity Support System to Enable a State of “Mental Alertness”
Author	Motoichi Adachi Takayuki Fujimoto
Citation	Vol. 15  No. 11  pp. 1-9
Keywords	Criativity Support System, Smartphone Apps, Information Design, Cognitive Sciene

Title	An efficient scalable batch-rekeying scheme for secure multicast communication using multiple logical key trees
Author	Omar Zakaria, Aisha-Hassan A.Hashim, Wan H. Hassan
Citation	Vol. 15  No. 10  pp. 124-129
Keywords	Secure multicast, group key management, tree-based system, batch re-keying.