SCAI 2015. Artificial intelligence AI has featured widely in the news recently. It is vital to the continued development of computer science and informatics, and is indispensable for the effective functioning of a multitude of systems in fields such as medicine, economics, linguistics, philosophy, psychology and logical analysis, as well as industry.This book presents the proceedings of the 13th Scandinavian Conference on Artificial Intelligence SCAI 2015, held in Halmstad, Sweden, in November 2015. SCAI is the main biennial conference for the AI research communities of Scandinavia, but also attracts the attendance of a wide ukryj opis