Big Data in Healthcare: Challenges and Promise.- Multi-Objective Virtual Machine Placement Using Evolutionary Algorithm with Decomposition.- A Graph-based Node Identification Model in Social Networks.- Predictive Model for Detecting Customer's Purchasing Behavior Using Data Mining.- Database Knowledge Discovery in Marketing Companies.- Influence of Knowledge Management Between the Bank and the Local Socio-Economic Development: Correlational Analysis.- Prediction Rules in E-Learning Systems Using Genetic Programming.- Managing Blockchain Projects with Agile Methodology.