Travel Infornation Services:State of the Art and Discussion on Crucial Technologies[J]. Journal of Image and Graphics, 2009, 14(7): 1219. DOI: 10.11834/jig.20090701.
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.