The 66 full papers included in these volumes were carefully reviewed and selected from 297 submissions. The papers cover the following topical sections: 

Part I: Collective Intelligence and Collective Decision-Making; Quantum for Collective; Collective Intelligence in Deep Learning Techniques; Natural Language Processing; and Collective Intelligence in Data Mining and Machine Learning; 

Part II: Social Networks and Intelligent Systems; Cybersecurity and Internet of Things; Computational Intelligence for Digital Content Understanding; Computational Intelligence in Medical Applications; and Knowledge Engineering and Application for Industry 4.0.