College of Artificial Intelligence Nanjing Agricultural University Nanjing 210031 China;
College of Transportation Engineering Dalian Maritime University Dalian 116026 ChinaCollege of Engineering University of Utah Salt Lake City UT 84112 USA;
College of Artificial Intelligence Nanjing Agricultural University Nanjing 210031 China;
College of Artificial Intelligence Nanjing Agricultural University Nanjing 210031 China;
Transportation engineering; Emergency facility location; Transportation networks; Travel time; Machine learning;