Results 41 to 50 of about 811 (173)

Optimization-based alignment for strapdown inertial navigation system: comparison and extension [PDF]

open access: yesIEEE Transactions on Aerospace and Electronic Systems, 2016
In this paper, the optimization-based alignment (OBA) methods are investigated with main focus on the vector observations construction procedures for the strapdown inertial navigation system (SINS). The contributions of this study are twofold. First the OBA method is extended to be able to estimate the gyroscopes biases coupled with the attitude based ...
Lubin Chang, Jingshu Li, Kailong Li
openaire   +2 more sources

Research on the automotive sensor–aided low-cost inertial navigation system for land vehicles

open access: yesAdvances in Mechanical Engineering, 2019
When a low-cost micro-electro-mechanical system inertial measurement unit is used for a vehicle navigation system, errors will quickly accumulate because of the large micro-electro-mechanical system sensor measurement noise.
Susu Fang, Zengcai Wang, Lei Zhao
doaj   +1 more source

A Novel Reduced‐Order Underwater Vehicle Dynamics Model for VDM‐Based Navigation: Structure and Parameter Setting

open access: yesIET Radar, Sonar &Navigation, Volume 20, Issue 1, January/December 2026.
The existing vehicle dynamics model (VDM)‐based navigation rely on high‐order VDMs to serve as a virtual Doppler velocity log, causing complexity of identification algorithm as well as imperfect identification performance. To solve this problem, this paper proposes a reduced‐order VDM structure and its parameter setting method to minimise navigation ...
Kwang‐Hee Han   +3 more
wiley   +1 more source

Resilient Integrated Guidance and Control for Long‐Range High‐Speed Aerospace Vehicles Using LSTM‐Enhanced ACHSOMC in GNSS‐Denied Environments

open access: yesModelling and Simulation in Engineering, Volume 2026, Issue 1, 2026.
This study presents a next‐generation, resilient integrated guidance and control (IGC) framework for long‐range, high‐speed aerospace vehicles operating in the most contested and navigation‐degraded environments, including complete GNSS denial, high‐intensity sensor noise, and deliberate fault–injection conditions.
Mohammad Mahdi Soori   +2 more
wiley   +1 more source

Processing and filtering analysis of navigation data of underground strapdown inertial navigation system

open access: yesGong-kuang zidonghua, 2014
In view of problems of large errors and low accuracy of positioning technology in coal mine, the strapdown inertial navigation system was introduced into coal mine personnel and equipment for precise positioning and navigation.
LIU Xiaowen, WANG Cun, WANG Long
doaj   +1 more source

A Review of Modeling and Control Techniques for Unmanned Aerial Vehicles

open access: yesEngineering Reports, Volume 7, Issue 6, June 2025.
By systematically classifying UAV modeling techniques and comparing control methods, this paper addresses a notable gap in the current literature. Furthermore, it highlights emerging trends and challenges in UAV control systems, providing valuable insights to guide future research toward enhancing the stability, efficiency, and adaptability of ...
Elisabeth Andarge Gedefaw   +2 more
wiley   +1 more source

A Combined Navigation Fault Detection Method Based on Wavelet‐ResNet

open access: yesElectronics Letters, Volume 61, Issue 1, January/December 2025.
A combined navigation dataset, using wavelet transform is constructed and a residual network structure is trained for fault detection. The results show that this method can effectively improve the training efficiency and the accuracy of slowly varying faults.
Yunhua Liu   +3 more
wiley   +1 more source

Comparison of Kalman Filters for Inertial Integrated Navigation

open access: yesSensors, 2019
The current research on integrated navigation is mainly focused on filtering or integrated navigation equipment. Studies systematically comparing and analyzing how to choose appropriate integrated filtering methods under different circumstances are ...
Mengde Zhang   +3 more
doaj   +1 more source

Application of covariance analysis method in design of modulated inertial navigation systems

open access: yesXibei Gongye Daxue Xuebao, 2023
Error analysis of inertial navigation systems is one of the important tasks in inertial navigation research. Through error analysis, the contribution of each error in the system to the total error can be obtained.
GUAN Bofan   +4 more
doaj   +1 more source

A Student's T Distribution‐Based Filter Design for SINS/GNSS With Heavy‐Tailed Noise

open access: yesIET Electric Power Applications, Volume 19, Issue 1, January/December 2025.
To reduce the affection of outliers caused by heavy‐tailed noise, the noise model is constructed by the Student's T distribution rather than the Gaussian distribution, and the related probability density functions (PDF) are adaptively modelled as student's T PDFs with different DoF parameters.
Menghao Qian, Wei Chen, Ruisheng Sun
wiley   +1 more source

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