Contact-aided invariant extended Kalman filtering for robot state estimation

R Hartley, M Ghaffari, RM Eustice… - … International Journal of …, 2020 - journals.sagepub.com
Legged robots require knowledge of pose and velocity in order to maintain stability and
execute walking paths. Current solutions either rely on vision data, which is susceptible to …

Invariant extended kalman filtering for underwater navigation

ER Potokar, K Norman… - IEEE Robotics and …, 2021 - ieeexplore.ieee.org
Recent advances in the utilization of Lie Groups for robotic localization have led to dramatic
increases in the accuracy of estimation and uncertainty characterization. One of the novel …

Robust IMU/GPS/VO integration for vehicle navigation in GNSS degraded urban areas

R Sun, Y Yang, KW Chiang, TT Duong… - IEEE Sensors …, 2020 - ieeexplore.ieee.org
Global Navigation Satellite Systems (GNSS) integrated with multiple sensors have been
widely applied in many Intelligent Transport Systems (ITS). Intelligent vehicles, increasingly …

Contact-aided invariant extended Kalman filtering for legged robot state estimation

R Hartley, MG Jadidi, JW Grizzle… - arXiv preprint arXiv …, 2018 - arxiv.org
This paper derives a contact-aided inertial navigation observer for a 3D bipedal robot using
the theory of invariant observer design. Aided inertial navigation is fundamentally a …

Invariant observer design for a helicopter UAV aided inertial navigation system

M Barczyk, AF Lynch - IEEE Transactions on Control Systems …, 2012 - ieeexplore.ieee.org
The invariant observer is a recently introduced constructive nonlinear design method for
symmetry-possessing systems such as the magnetometer-plus-global positioning system …

Invariant-EKF design for quadcopter wind estimation

H Chen, H Bai, CN Taylor - 2022 American Control Conference …, 2022 - ieeexplore.ieee.org
We consider a nonlinear estimation problem where a quadcopter moves in a wind field. We
show that the quadcopter dynamics is invariant under the action of a Lie group and design …

Features of invariant extended Kalman filter applied to unmanned aerial vehicle navigation

NY Ko, W Youn, IH Choi, G Song, TS Kim - Sensors, 2018 - mdpi.com
This research used an invariant extended Kalman filter (IEKF) for the navigation of an
unmanned aerial vehicle (UAV), and compared the properties and performance of this IEKF …

Unscented Kalman filters for Riemannian state-space systems

HMT Menegaz, JY Ishihara… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Unscented Kalman filters (UKFs) have become popular in the research community. Most
UKFs work only with Euclidean systems, but in many scenarios it is advantageous to …

GNSS/INS/OD/NHC adaptive integrated navigation method considering the vehicle motion state

Y Xu, K Wang, C Yang, Z Li, F Zhou… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
Global navigation satellite systems (GNSSs) integrated with inertial navigation systems
(INSs) have been widely applied in many intelligent transport systems. At present …

Constructive Equivariant Observer Design for Inertial Navigation⋆

P van Goor, T Hamel, R Mahony - IFAC-PapersOnLine, 2023 - Elsevier
Abstract Inertial Navigation Systems (INS) are algorithms that fuse inertial measurements of
angular velocity and specific acceleration with supplementary sensors including GNSS and …