International Journal of Computer Vision
A Flexible New Technique for Camera Calibration
IEEE Transactions on Pattern Analysis and Machine Intelligence
Pose Estimation for Planar Structures
IEEE Computer Graphics and Applications
Springer Handbook of Robotics
Computer Vision Onboard UAVs for Civilian Tasks
Journal of Intelligent and Robotic Systems
Journal of Intelligent and Robotic Systems
Trinocular ground system to control UAVs
IROS'09 Proceedings of the 2009 IEEE/RSJ international conference on Intelligent robots and systems
Image-Based Visual Servoing for Nonholonomic Mobile Robots Using Epipolar Geometry
IEEE Transactions on Robotics
Journal of Intelligent and Robotic Systems
Airborne Vision-Based Navigation Method for UAV Accuracy Landing Using Infrared Lamps
Journal of Intelligent and Robotic Systems
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In this paper, two techniques to control UAVs (Unmanned Aerial Vehicles), based on visual information are presented. The first one is based on the detection and tracking of planar structures from an on-board camera, while the second one is based on the detection and 3D reconstruction of the position of the UAV based on an external camera system. Both strategies are tested with a VTOL (Vertical take-off and landing) UAV, and results show good behavior of the visual systems (precision in the estimation and frame rate) when estimating the helicopter's position and using the extracted information to control the UAV.