Knowledge Discovery and Information Retrieval.- Electrocardiogram Two-Dimensional Motifs: A Study Directed at Cardio Vascular Disease Classification.- Degree Centrality Definition, and Its Computation for Homogeneous Multilayer Networks Using Heuristics-Based Algorithms.- A Dual-Stage Noise Training Scheme for Breast Ultrasound Image Classification.- A General-Purpose Multi-Stage Multi-Group Machine Learning Framework for Knowledge Discovery and Decision Support.- Comparative Assessment of Deep end-to-end, Deep Hybrid and Deep Ensemble Learning Architectures for Breast Cancer Histological Classification.- Knowledge Engineering and Ontology Development.- CIE: A Cloud-Based Information Extraction System for Named Entity Recognition in AWS, Azure, and Medical Domain.- From Natural Language Texts to RDF Triples: A Novel Approach to Generating e-Commerce Knowledge Graphs.- Situational Question Answering over Commonsense Knowledge Using Memory Nets.- Archives Metadata Text Information Extraction into CIDOC-CRM.- Evolution of Computational Ontologies: Assessing Development Processes Using Metrics.- System to Correct Toxic Expression with BERT and to Determine the Effect of the Attention Value.- Knowledge Management and Information Systems.- Machine Learning Decision Support for Production Planning and Control Based on Simulation-Generated Data..- FAIRification of CRIS: A Review.- Measuring Augmented Reality and Virtual Reality Trajectory in the Training Environment.- DroNit Project: Improving Drone Usage for Civil Defense Applications.- Innovation Processes and Information Technologies: A Study of Boutique Hotels in Valletta, Malta. <p></p><p></p>