Title	Text Mining Approach for Prediction of Tumor Using Ontology Based Particle Swarm Optimization with Clustering Techniques
Author	Jyotsna, Govindarajulu
Citation	Vol. 18  No. 5  pp. 175-182
Keywords	Tumor, Prediction, Text mining, Ontology, Clustering, Support vector machine

Title	Big Data and E-Learning in Education
Author	Andino Maseleno, Alicia Y.C. Tang, Moamin A. Mahmoud, Marini Othman, Shankar K.
Citation	Vol. 18  No. 5  pp. 171-174
Keywords	education, blended learning, student, big data, e-learning

Title	Increasing Efficiency of Time Series Clustering by Dimension Reduction Techniques
Author	Saeid Bahadori and Nasrollah Moghadam Charkari
Citation	Vol. 18  No. 5  pp. 164-170
Keywords	Time series, Data mining, Dimension reduction, Cluster validity measures.

Title	Security threats and legal issues related to Cloud based solutions
Author	Eesa Alsolami
Citation	Vol. 18  No. 5  pp. 156-163
Keywords	Security threats, legal issues, cloud based solutions, Microsoft, Google