MET-iquette: enabling virtual agents to have a social compliant behavior in the Metaverse[C] 2022 16TH INTERNATIONAL CONFERENCE ON SIGNAL-IMAGE TECHNOLOGY & INTERNET-BASED SYSTEMS, SITIS 2022 Gatto, Luigi Gaglio, Giuseppe Fulvio Augello, Agnese Caggianese, Giuseppe Gallo, Luigi La Cascia, Marco