CONF Cristani_IEEEINTERNATIONALCONFERENCEONSOCIALCOMPUTING_2011/IDIAP Towards Computational Proxemics: Inferring Social Relations from Interpersonal Distances Cristani, M. Paggetti, G. Vinciarelli, Alessandro Bazzani, L. Menegaz, G. Murino, V. Proceedings of the IEEE International Conference on Social Computing 2011 290-297