Data Mining Towards an adaptive SOA-based QoS & Demand-Response Provisioning Architecture for the Smart Grid/Open Call Articles Data Analysis of the Web News Headlines based on Natural Language Processing/Open Call Articles Signature-based Tree for Finding Frequent Itemsets/Open Call Articles Identifying Causal Structures from Cyberstalking: Behaviors Severity and Association/Open Call Articles Explaining and Predicting Students and Teachers Intentions to reuse Digital Educational Resources/Special Issue on Transforming Online Learning