Visual Exploration of Big Spatio-Temporal Urban Data: A Study of New York City Taxi Trips Visual Exploration of Big Spatio-Temporal Urban Data: A Study of New York City Taxi Trips. N. Ferreira, J. Poco, H. Vo, J. Freire, and C. Silva. IEEE Transactions on Visualization and Computer Graphics (TVCG) 19(12): 2149-58, 2013. By -- | July 15, 2015 | Juliana Freire Articles, Papers and Publications | ← Using Topological Analysis to Support Event-Guided Exploration in Urban Data Text Classification for Automatic Detection of Alcohol Use-Related Tweets →