Findings: A new tool called Ocean of Information helps track flows of people over time with 3D visualizations.
Method: Combining where people move as groups and as individuals and offering interactive tools for finding patterns, applied to Massachusetts during a Madonna concert and the 2006 World Cup Final.
Good for: If you are exploring how viruses spread in a city or if you are planning a large public event and want to predict how crowds will behave.
Martino M, Calabrese F, DiLorenzo G, Andris C, Liu L and Ratti C (2010) An ocean of information: Fusing Aggregate & Individual Dynamics for Metropolitan Areas. Proceedings of the 14th International ACM Conference on Intelligent User Interfaces (IUI ’10). Feb 7-10, Hong Kong, China, 357-360.