Communications in Computer and Information Science

This book constitutes the proceedings of the 22nd International Symposium, KSS 2023, held in Guangzhou, China, during December 2-3, 2023.The 20 full papers included in this volume were carefully reviewed and selected from 56 submissions. The volume is divided in topical sections that cover the following topics: data mining and machine learning, complex systems modeling, decision analysis and knowledge management, opinion mining and knowledge technologies.