Xiaolin ZHENG, Qiliang LIU, Wenkai LIU, Zhihui WU. Discovery of Urban Human Mobility Patterns from Smart Card Transactions and Taxi GPS Trajectories: A Comparative Study [J]. Journal of Geo-information Science, 2020, 22(6): 1268
- Journal of Geo-information Science
- Vol. 22, Issue 6, 1268 (2020)
Fig. 1. Hourly variation of origin and destination points extracted from smart card transactions and taxi GPS trajectories
Fig. 2. The correlation between origin and destination time series oftwo traffic flowson weekdays and weekends
Fig. 3. Spatial distributions of average daily trips extracted from smart card transactions and taxi GPS trajectories
Fig. 4. The hot and cold spots of average daily trips extracted from smart card transactions and taxi GPS trajectories
Fig. 5. Histograms of log odds ratio based on each combination of trip category (outgoing vs. incoming) and type of day (weekdays vs. weekends)
Fig. 6. Spatial patterns of log odds ratio based on each combination of trip category (outgoing vs. incoming) and type of day (weekdays vs. weekends)
Fig. 7. Spatial distributions of the regression coefficients calculated for three independent variables
Fig. 8. Average travel distances of the trips extracted from smart card transactions and taxi GPS trajectories
Fig. 9. Histogram of the average travel distance extracted from the two traffic flows
Fig. 10. Distance decay of trips extracted from smart card transactions and taxi GPS trajectories on weekdays and weekends
Fig. 11. Spatial communities discovered from smart card and taxi data on weekdays and weekends
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Table 1. Classification of traffic analysis zones based on the temporal correlation between two kinds of traffic flow
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