Results 41 to 50 of about 35,737 (253)

Attitude Estimation of Skis in Ski Jumping Using Low-Cost Inertial Measurement Units

open access: yesProceedings, 2018
This paper presents an approach to estimate the attitude of skis for an entire ski jump using wearable, MEMS-based, low-cost Inertial Measurement Units (IMUs). First of all, a kinematic attitude model based on rigid-body dynamics and a sensor error model
Xiang Fang   +2 more
doaj   +1 more source

Implementation and Comparison of Attitude Estimation Algorithms Using Low-Cost Sensors [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2023
In a flying system, attitude control is one of the essential subsystems. In this subsystem, estimating the current state is very important to control the state, which is achieved by considering the attitude sensors.
M. Navabi, M. Salehi
doaj   +1 more source

Estimating satellite attitude from pushbroom sensors [PDF]

open access: yes2010 IEEE Computer Society Conference on Computer Vision and Pattern Recognition, 2010
Linear pushbroom cameras are widely used in passive remote sensing from space as they provide high resolution images. In earth observation applications, where several pushbroom sensors are mounted in a single focal plane, small dynamic disturbances of the satellite's orientation lead to noticeable geometrical distortions in the images.
Perrier, Régis   +3 more
openaire   +1 more source

Nonlinear Extended Kalman Filter for Attitude Estimation of the Fixed-Wing UAV

open access: yesInternational Journal of Optics, 2022
Flying vehicle’s navigation, direction, and control in real-time results in the design of a strap-down inertial navigation system (INS). The strategy results in low accuracy, performance with correctness.
Tang Xiaoqian   +3 more
doaj   +1 more source

Attitude estimation with feedback particle filter [PDF]

open access: yes2016 IEEE 55th Conference on Decision and Control (CDC), 2016
This paper presents theory, application, and comparisons of the feedback particle filter (FPF) algorithm for the problem of attitude estimation. The paper builds upon our recent work on the exact FPF solution of the continuous-time nonlinear filtering problem on compact Lie groups.
Zhang, Chi   +2 more
openaire   +2 more sources

Magnetic, Acceleration Fields and Gyroscope Quaternion (MAGYQ)-Based Attitude Estimation with Smartphone Sensors for Indoor Pedestrian Navigation

open access: yesSensors, 2014
The dependence of proposed pedestrian navigation solutions on a dedicated infrastructure is a limiting factor to the deployment of location based services.
Valérie Renaudin, Christophe Combettes
doaj   +1 more source

Filtering-Based Three-Axis Attitude Determination Package for Spinning Spacecraft: Preliminary Results with Arase

open access: yesAerospace, 2020
JAXA’s ERG (Exploration of Energization and Radiation in Geospace) Spacecraft, which is nicknamed Arase, was launched on 20 December 2016. Arase is a spin-stabilized and Sun-oriented spacecraft. Its mission is to explore how relativistic electrons in the
Halil Ersin Soken   +5 more
doaj   +1 more source

An Open-Source Test Environment for Effective Development of MARG-Based Algorithms

open access: yesSensors, 2021
This paper presents an open-source environment for development, tuning, and performance evaluation of magnetic, angular rate, and gravity-based (MARG-based) filters, such as pose estimators and classification algorithms.
Ákos Odry
doaj   +1 more source

Investigation of the conduction effect on temperature-based attitude estimation [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2019
Temperature sensors have recently been proposed for attitude estimation (AE) of Low-Earth satellites. However, since half of the satellite surfaces do not receive any heat flux from the Sun, conduction occurs among the satellite surfaces. In this regard,
Marjan Moghanipoor   +3 more
doaj   +1 more source

The Extended H Particle Filter for Attitude Estimation Applied to Remote Sensing Satellite CBERS-4

open access: yesRemote Sensing, 2023
An extension of the linear H∞ filter, presented here as the extended H∞ particle filter (EH∞PF), is used in this work for attitude estimation, which presents a process and measurement model with nonlinear functions.
William Reis Silva   +5 more
doaj   +1 more source

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