Low-speed optic-flow sensor onboard an unmanned helicopter flying outside over fields

Guillaume Sabiron, Paul Chavent, Thibaut Raharijaona, Patrick Fabiani, Franck Ruffier. Low-speed optic-flow sensor onboard an unmanned helicopter flying outside over fields. In 2013 IEEE International Conference on Robotics and Automation, Karlsruhe, Germany, May 6-10, 2013. pages 1742-1749, IEEE, 2013. [doi]