@article {komninos2013cloud, title = {Capturing Urban Dynamics with Scarce Check-In Data}, journal = {Pervasive Computing}, volume = {12}, year = {2013}, pages = {20-28}, publisher = {IEEE}, abstract = {An analysis of three months{\textquoteright} worth of Foursquare check-in data for a city in Greece shows that although the data generated by the citizens is scarce, it{\textquoteright}s sufficient to build a good model of the city{\textquoteright}s dynamics.}, keywords = {Context awareness, social networks, urban social context}, doi = {10.1109/MPRV.2013.42}, author = {Andreas Komninos and Vasilios Stefanis and Athanasios Plessas and Jeries Besharat} }