Data models 1 Flow graphs 1 Flow prediction Forecasting 1 Graph Neural Networks 1 Graph neural networks 1 Job analysis 1 Predictive models 1 Road 1 Roads 1 Spatio-temporal Data 1 Spatio-temporal data 1 Spatiotemporal phenomena 1 Spatiotemporal phenomenon 1 Task analysis Urban Flow Prediction 1 Urban areas 1 Urban flow 1 Urban flow prediction 1 Urban planning 1