@conference {DBLP:conf/gis/Gi, title = {Trajectory pattern analysis for urban traffic}, booktitle = {Second International Workshop on Computational Transportation Science}, year = {2009}, month = {11/2009}, pages = {43-47}, publisher = {ACM}, organization = {ACM}, address = {SEATTLE, USA}, author = {Fosca Giannotti and Mirco Nanni and Dino Pedreschi and Fabio Pinelli} }