Results 41 to 50 of about 2,224 (162)

Pose identification and updating in autonomous vehicles [PDF]

open access: yes, 2017
In this paper, a novel algorithm to know the pose of any autonomous vehicle is described. Such a system (Attitude and Heading Reference System, AHRS) is essential for real time vehicle navigation, guidance and control applications.
Bolea Monte, Yolanda   +2 more
core  

Body-centric modelling, identification, and acceleration tracking control of a quadrotor UAV [PDF]

open access: yes, 2015
This paper presents the mathematical development of a body-centric nonlinear dynamic model of a quadrotor UAV that is suitable for the development of biologically inspired navigation strategies.
Alkowatly, Mohamad T.   +2 more
core   +2 more sources

Quaternion-Based Kalman Filter for AHRS Using an Adaptive-Step Gradient Descent Algorithm

open access: yesInternational Journal of Advanced Robotic Systems, 2015
This paper presents a quaternion-based Kalman filter for real-time estimation of the orientation of a quadrotor. Quaternions are used to represent rotation relationship between navigation frame and body frame.
Li Wang, Zheng Zhang, Ping Sun
doaj   +1 more source

Development of a reliable adaptive estimation approach for a low‐cost attitude and heading reference system

open access: yesIET Radar, Sonar & Navigation
A main challenge within inertial navigation systems involves attitude determination, which refers to the process of estimating the angles that define orientations.
Elahe Sadat Abdolkarimi, Sadra Rafatnia
doaj   +1 more source

AUV/ASC cooperative survey [PDF]

open access: yes, 2016
In this paper we describe a solution to perform autonomous surveys taking advantage of a cooperative multivehicle setup. In the proposed configuration, an ASC provides –through an USBL- absolute positioning and communications to an AUV.
Carreras, Marc   +2 more
core  

Low frequency radio signal polarisation sensor with applications in attitude estimation [PDF]

open access: yes, 2014
This is the author accepted manuscript. The final version is available from IEEE via http://dx.doi.org/10.1109/ICSENS.2014.6985321A novel system for estimating the attitude (orientation) of a platform using measurements of Low Frequency (LF) radio ...
Maguire, Sean, Robertson, Paul
core   +1 more source

Autonomous navigation with constrained consistency for C-Ranger [PDF]

open access: yes, 2016
Autonomous underwater vehicles (AUVs) have become the most widely used tools for undertaking complex exploration tasks in marine environments. Their synthetic ability to carry out localization autonomously and build an environmental map concurrently, in ...
He, Bo   +4 more
core  

A framework for experimental determination of localised vertical pedestrian forces on full-scale structures using wireless attitude and heading reference systems [PDF]

open access: yes, 2016
This is the author accepted manuscript. The final version is available from Elsevier via the DOI in this record.A major weakness among loading models for pedestrians walking on flexible structures proposed in recent years is the various uncorroborated ...
Bocian, M.   +5 more
core   +1 more source

A Novel Vehicle Stationary Detection Utilizing Map Matching and IMU Sensors

open access: yesThe Scientific World Journal, 2014
Precise navigation is a vital need for many modern vehicular applications. The global positioning system (GPS) cannot provide continuous navigation information in urban areas.
Md. Syedul Amin   +4 more
doaj   +1 more source

A Nonlinear Double Model for Multisensor-Integrated Navigation Using the Federated EKF Algorithm for Small UAVs

open access: yesSensors, 2020
Aimed at improving upon the disadvantages of the single centralized Kalman filter for integrated navigation, including its fragile robustness and low solution accuracy, a nonlinear double model based on the improved decentralized federated extended ...
Yue Yang   +4 more
doaj   +1 more source

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