AIxIA 2022 advances in artificial intelligence : XXIst International Conference of the Italian Association for Artificial Intelligence AIxIA 2022 Udine Italy November 28 December 2 2022 : proceedings This book constitutes the refereed proceedings of the XXIst International Conference of the Italian Association for Artificial Intelligence on AIxIA 2022 Advances in Artificial Intelligence which was held in Udine Italy during November 28 December 2 2022. The 33 full papers and 1 invited paper presented in this volume were carefully reviewed and selected from 54 submissions. They were organized in topical sections as follows: Hybrid Approaches; Graphs and Networks; Multiagent Systems; Automated Planning and Scheduling; AI Applications; Miscellany; Natural Language Processing; and Keynote talk