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CDC
2009
IEEE
142views Control Systems» more  CDC 2009»
14 years 3 months ago
Nonlinear attitude estimation using active vision and inertial measurements
Abstract— In this paper we consider the problem of estimating the attitude of a rigid body equipped with a triad of rate gyros and a pan and tilt camera. The nonlinear attitude o...
Sérgio Bras, Rita Cunha, José Fernan...
ICRA
2010
IEEE
149views Robotics» more  ICRA 2010»
13 years 9 months ago
Observability analysis of relative localization for AUVs based on ranging and depth measurements
— The paper studies the observability properties of the relative localization of two Autonomous Underwater Vehicles (AUVs) equipped with depth sensors, linear/angular velocity se...
Gianluca Antonelli, Filippo Arrichiello, Stefano C...
HYBRID
2001
Springer
14 years 3 months ago
Design of Luenberger Observers for a Class of Hybrid Linear Systems
An approach to estimation for a class of hybrid discrete-time linear systems using Luenberger observers is presented. The proposed Luenberger observer for such a kind of systems re...
Angelo Alessandri, Paolo Coletta
IROS
2008
IEEE
134views Robotics» more  IROS 2008»
14 years 5 months ago
Friction observer and compensation for control of robots with joint torque measurement
— In this paper we introduce a friction observer for robots with joint torque sensing (in particular for the DLR medical robot) in order to increase the positioning accuracy and ...
Luc Le Tien, Alin Albu-Schäffer, Alessandro D...
CDC
2009
IEEE
112views Control Systems» more  CDC 2009»
13 years 12 months ago
Prediction-based observation of nonlinear systems non-affine in the unmeasured states
The presented work addresses the observation problem for a large class of nonlinear systems, including systems which are nonlinear in the unmeasured states. Assuming partial state ...
Yannick Morel, Alexander Leonessa