Academic Anomaly detection Big data Bluetooth Bluetooth beacon Bus GPS COVID-19 Collective behavior Complex network Complex networks Coupling Data fusion Demography Early warning Fertility Forecasting GTFS Human mobility Intelligent Transportation System Internet of vehicles Large crowd gatherings Machine learning Mobile phone Mobile phone GPS Mobile phone data Multi-modal transport Multiplex networks Network science Public Transport Public transport Road traffic data Smartcard Social computing Social network Spatial networks Sustainable cities Taxi GPS Timetable Traffic control Traffic flow Transportation Transportation modes Travel demand estimation Visualization Vulnerability