Results 31 to 40 of about 17,009 (304)

Design and Simulation of the Integrated Navigation System based on Extended Kalman Filter

open access: yesOpen Physics, 2017
The integrated navigation system is used to estimate the position, velocity, and attitude of a vehicle with the output of inertial sensors. This paper concentrates on the problem of the INS/GPS integrated navigation system design and simulation.
Zhou Weidong   +4 more
doaj   +1 more source

Research on UAV UWB/IMU Tight Integrated Navigation and Positioning Algorithm

open access: yesJournal of Harbin University of Science and Technology
Navigation and positioning technology is the core technology for UAV to perform tasks stably. In this paper, the tight integrated navigation algorithm of Inertial Navigation System (INS) and Ultra Wide Band (UWB) is studied to meet the needs of UAV ...
HUANG Junbo   +4 more
doaj   +1 more source

Testing of the Possibilities of Using IMUs with Different Types of Movements

open access: yesGeoinformatics FCE CTU, 2014
Inertial navigation system (INS) is a self-contained navigation technique. Its main purposeis to determinate the position and the trajectory of the object ́s movement in space. Thistechnique is well represented not only as a supplementary method (GPS/INS
Pavol Kajánek
doaj   +1 more source

Optimizing of ANFIS for estimating INS error during GPS outages. [PDF]

open access: yes, 2011
Global positioning system (GPS) has been extensively used for land vehicle navigation systems. However, GPS is incapable of providing permanent and reliable navigation solutions in the presence of signal evaporation or blockage.
Hasan, Ahmed Mudheher   +2 more
core   +1 more source

A Celestial Assisted INS Initialization Method for Lunar Explorers

open access: yesSensors, 2011
The second and third phases of the Chinese Lunar Exploration Program (CLEP) are planning to achieve Moon landing, surface exploration and automated sample return.
Jiancheng Fang   +3 more
doaj   +1 more source

Performance analysis of GNSS/INS loosely coupled integration systems under GNSS signal blocking environment [PDF]

open access: yesE3S Web of Conferences, 2020
Global Navigation Satellite System (GNSS) and Inertial Navigation System (INS) are the most widely used navigation systems at present. Aiming at the limitations of a single system application, this paper uses kalman filter to fuse the pose information ...
Wang Mengke, Yu Peidong, Li Yunzhi
doaj   +1 more source

Improving Foot-Mounted Inertial Navigation Through Real-Time Motion Classification

open access: yes, 2018
We present a method to improve the accuracy of a foot-mounted, zero-velocity-aided inertial navigation system (INS) by varying estimator parameters based on a real-time classification of motion type.
Kelly, Jonathan   +2 more
core   +1 more source

Constrained MEMS-Based INS/UWB Tightly Coupled System for Accurate UGVs Navigation

open access: yesRemote Sensing, 2023
To enhance the navigation performance and robustness of navigation system combining ultrawideband (UWB) and inertial navigation systems (INS) under complex indoor environments, an improved navigation method—Allan variance (AV) to assist a modified ...
Jing Mi, Qing Wang, Xiaotao Han
doaj   +1 more source

A Systematic Comparison of Alpha‐Synuclein Seed Amplification Assays for Increasing Reproducibility

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Seed amplification assays (SAAs) enable ultrasensitive detection of misfolded α‐synuclein across biofluids and tissues. Yet, heterogeneity in protocols limits cross‐study comparability and clinical translation. Here, we review α‐synuclein SAA methods and their performance across various biological matrices.
Manuela Amaral‐do‐Nascimento   +3 more
wiley   +1 more source

Seamless MEMS-INS/Geomagnetic Navigation System Based on Deep-Learning Strong Tracking Square-Root Cubature Kalman Filter

open access: yesMicromachines, 2023
To suppress inertial navigation system drift and improve the seamless navigation capability of microelectromechanical system-inertial navigation systems/geomagnetic navigation systems (MEMS-INS/MNS) in geomagnetically unlocked environments, this paper ...
Tianshang Zhao   +2 more
doaj   +1 more source

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