@article {DiCIoGri_RAS15, title = {Non-Parametric Calibration for Depth Sensors}, journal = {Robotics and Autonomous Systems}, volume = {74}, year = {2015}, pages = {309{\textendash}317}, doi = {10.1016/j.robot.2015.08.004}, url = {http://www.sciencedirect.com/science/article/pii/S0921889015001724}, author = {Di Cicco, Maurilio and Iocchi, Luca and Grisetti, Giorgio} }