Book excerpt: The 5th edition of the "Journée de Recherche en Informatique" (JRI 2022), the main annual Computer Science Research Days, hosted this year by New Dawn University and Organized by the "Réseau des Enseignants Chercheurs et chercheurs en Informatique du Faso" (RECIF). It took place on November 24-26, 2022, in Ouagadougou, Burkina Faso. JRI 2022 was held as a hybrid event and brought an opportunity between local and international academics or experts in Information Technology to discuss the latest research results in many topics such as Machine Learning, GIS, IOT, VANET, object detection and their applications in precision agriculture, traffic saturation, energy optimization.