Nour, A. ., Hellinga, B. ., & Casello, J. M. (2016). 2016 Transportation Mode Classification Based on Smart-Phone data: Enhancing Accuracy Using Spatial Statistics and GIS. Journal of Transportation Geography, 51, 36-44. https://doi.org/http://dx.doi.org/10.1016/j.jtrangeo.2015.11.005 (Original work published 2016)