1. Stereo vision and laser odometry for autonomous helicopters in GPS-denied indoor environments;Achtelik;Unmanned Systems Technology XI,2009
2. The implementation of positioning system with trilateration of haversine distance;Alkan,2019
3. Full control of a quadrotor;Bouabdallah,2007
4. Performance enhancement of consumer-grade mems sensors through geometrical redundancy;de Alteriis;Sensors,2021
5. Maximum likelihood from incomplete data via the em algorithm;Dempster;Journal of the Royal Statistical Society: Series B (Methodological),1977