List of Articles Fraud detection Open Access Article Abstract Page Full-Text 1 - A Study of Fraud Types, Challenges and Detection Approaches in Telecommunication Kasra Babaei ZhiYuan Chen Tomas Maul 10.7508/jist.2019.04.002 Open Access Article Abstract Page Full-Text 2 - Improved BIRCH Clustering by Chemical Reaction Optimization Algorithm to Health Fraud Detection M. Abdolrazzagh-Nezhad M. Kherad Open Access Article Abstract Page Full-Text 3 - Presenting a fraud detection model in online banking systems based on credit card transactions using multiple weighted random forest and quadratic model Farzaneh Rahmani Changiz Valmohammadi Kiomars Fathi Hafshjani