Travel Infornation Services:State of the Art and Discussion on Crucial Technologies
出行信息服务关键技术研究进展与问题探讨

Travel information services develop quickly all around the world with increasing public travel demands. This paper introduced the state of the arts of the travel information services industry, proposed the system structure of the technical platforms involved in travel information services, analyzed the roles and trends of communication, positioning and mapping platforms, reviewed the research progress of concerned technologies including traffic information collecting and processing, spatial data modeling, path searching algorithms, short-term traffic forecasting, information visualization and service standards and criteria,and analyzed the scientific problems and technological bottlenecks encountered in developing travel information services industry.