Time-Varying Kalman Filter Estimation for Vision Based Unmanned Aerial Vehicle Formation Flight
LI Xue-song1, LI Ying-hui1, LI Xia1, WANG Zhi-ke2
Journal of Applied Sciences . 2011, (5): 545 -550 .  DOI: 10.3969/j.issn.0255-8297.2011.05.016