AutonomousGIS 2017 workshop report: the First ACM SIGSPATIAL International Workshop on High-Precision Maps and Intelligent Applications for Autonomous Vehicles (AutonomousGIS 2017): Redondo Beach, CA, USA - November 7, 2016. - Song Gao; (David) Jing Dai; Gengen He; Yang Xu; Xin Chen (ACM SIGSPATIAL Special, 2017)