Results 31 to 40 of about 4,457,973 (186)

Analysis and Compensation of Modulation Angular Rate Error Based on Missile-Borne Rotation Semi-Strapdown Inertial Navigation System

open access: yesSensors, 2018
The Semi-Strapdown Inertial Navigation System (SSINS) provides a new solution to attitude measurement of a high-speed rotating missile. However, micro-electro-mechanical-systems (MEMS) inertial measurement unit (MIMU) outputs are corrupted by significant
Jiayu Zhang   +5 more
doaj   +1 more source

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

An Autonomous Vehicle Navigation System Based on Inertial and Visual Sensors

open access: yesSensors, 2018
The strapdown inertial navigation system (SINS) is widely used in autonomous vehicles. However, the random drift error of gyroscope leads to serious accumulated navigation errors during long continuous operation of SINS alone.
Xingxing Guang   +4 more
doaj   +1 more source

A Robust Self-Alignment Method for Ship’s Strapdown INS Under Mooring Conditions

open access: yesSensors, 2013
Strapdown inertial navigation systems (INS) need an alignment process to determine the initial attitude matrix between the body frame and the navigation frame. The conventional alignment process is to compute the initial attitude matrix using the gravity
Tong Cao   +6 more
doaj   +1 more source

Positioning algorithm of mine-used monorail crane locomotive based on strapdown inertial navigatio

open access: yesGong-kuang zidonghua, 2021
A positioning algorithm of mine-used monorail crane locomotive based on strapdown inertial navigation is proposed for the problems of low positioning accuracy and high positioning cost of common positioning methods for underground monorail crane ...
GUO Liang   +5 more
doaj   +1 more source

Trunk Inclination Estimate During the Sprint Start Using an Inertial Measurement Unit: A Validation Study [PDF]

open access: yes, 2013
The proper execution of the sprint start is crucial in determining the performance during a sprint race. In this respect, when moving from the crouch to the upright position, trunk kinematics is a key element.
GUILLON, Pélagie   +5 more
core   +1 more source

Analysis of Gravity Disturbance Compensation for Initial Alignment of INS

open access: yesIEEE Access, 2020
To address the accuracy requirements of initial alignment of high-precision inertial navigation systems (INSs), gravity disturbance compensation for INSs based on a spherical harmonic model is investigated herein.
Shiwen Hao   +4 more
doaj   +1 more source

An Improved Calibration Method for the IMU Biases Utilizing KF-Based AdaGrad Algorithm

open access: yesSensors, 2021
In the field of high accuracy strapdown inertial navigation system (SINS), the inertial measurement unit (IMU) biases can severely affect the navigation accuracy. Traditionally we use Kalman filter (KF) to estimate those biases.
Zeyang Wen, Gongliu Yang, Qingzhong Cai
doaj   +1 more source

An Improved Online Fast Self-Calibration Method for Dual-Axis RINS Based on Backtracking Scheme

open access: yesSensors, 2022
In the field of high accuracy dual-axis rotational inertial navigation system (RINS), the calibration accuracy of the gyroscopes and accelerometers is of great importance.
Jing Li   +4 more
doaj   +1 more source

IMU Data and GPS Position Information Direct Fusion Based on LSTM

open access: yesSensors, 2021
In recent years, the application of deep learning to the inertial navigation field has brought new vitality to inertial navigation technology. In this study, we propose a method using long short-term memory (LSTM) to estimate position information based ...
Xingxing Guang   +3 more
doaj   +1 more source

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