Trajectory data of moving vehicles becomes an important supplement to conventional traffic data. Using trajectory data to solve traffic problems is the background of this research. This book specifically deals with the management of trajectory data and seeks answers to the research question, ¿how to efficiently represent and access vehicle trajectory data?¿

Dr. Xiang Li is Professor at the School of Geographic Sciences, East China Normal University, Shanghai, China. He received his Bachelor's and Master's degrees from Nanjing University, and Ph.D. degree from The Chinese University of Hong Kong. His interests are GIS, spatial optimization, etc.