Recommendation API Activity-Centric Modeling Artifact-Centric Modeling Business Process Modeling CASAS Datasets Collaborative Filtering Collaborative filtering Data Aggregation Data Privacy Data Replication Deep Learning Models Fog Computing High Order Singular Value Decomposition Hybrid architectures IoT LDA Mashup Mashups Matrix Factorisation PMF Performance improvement Process Transformation Programmable Web Recommender Systems Recommender system Resident Activity Recognition Tensors Factorization Topic model Web