Dell, A.I., Bender, J.A., Branson, K., Couzin, I.D., de Polavieja, G.G., Noldus, L.P.P.J., Perez-Escudero, A., Perona, P., Straw, A.D., Wikelski, M. & Brose, U. (2014) Automated imaging-based tracking and its application to ecology. Trends in Ecology and Evolution 29(7), 417-428.