%0 Journal Article %T Research on the method of travel area clustering of urban public transport based on Sage-Husa adaptive filter and improved DBSCAN algorithm %A Zhang, Xinhuan %A Lauber, Les %A Liu, Hongjie %A Shi, Junqing %A Wu, Jinhong %A Pan, Yuran %J PLoS ONE %V 16 %N 12 %D 2021-12-22 %I Public Library of Science %~ DeepDyve