Our colleagues, postdoc Martin Gregurić and research assistant Krešimir Kušić visited Laboratory named “Distributed Systems Group” at School of Computer Science and Statistics at Trinity College Dublin, College Green in Ireland (June 10-14, 2019). The visit was funded by the University of Zagreb under the Exchange programme Erasmus+ KA103 STT. During one weeklong visit, they gained new knowledge from the field related to traffic control systems based on concepts of Deep learning and Multi-agent control presented by the hade of laboratory Assist. Prof. Ivana Dusparić, her colleague postdoc Maxime Gueriau, and younger internship researchers. Martin and Krešimir presented its own works and results related to traffic control based on machine learning developed at the Faculty of Transportation and Traffic Sciences (Department of Intelligent Transportation Systems) under the guidance of supervisor Assoc. Prof. Edouard Ivanjko.