Mining Arguments from Online Debating Systems Synthesis of Argumentation Graphs by Matrix Factorization Constructing and Evaluating Bipolar Weighted Argumentation Frameworks for Online Debating Systems Clustering Underlying Stock Trends via NMF Albero: un Grafo particolare An Authority Degree-based Evaluation Strategy for Abstract Argumentation Frameworks An Abstract Argumentation-based Strategy for Reading Order Detection Empowered Negative Specialization in Inductive Logic Programming