An improved robust initial alignment method under geographic latitude uncertainty and external vibration and shock scenarios
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.167191
Abstract: Abstract Strap-down inertial navigation system (SINS) is an autonomous sensor that can be used for the initial alignment of the shearer. However, due to the lack of external auxiliary sensors in the underground coal mine,… read more here.
Keywords: method geographic; initial alignment; geographic latitude; robust initial ... See more keywords
Backtracking Velocity Denoising Based Autonomous In-Motion Initial Alignment
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Access"
DOI: 10.1109/access.2018.2877624
Abstract: In the global navigation satellite system denial environment, strap-down inertial navigation system (SINS) has to rely on the body-frame velocity output by autonomous velocity measurement equipment, such as odometer and Doppler velocity log, to implement… read more here.
Keywords: alignment; velocity; initial alignment; frame velocity ... See more keywords
A Fast-Initial Alignment Method With Angular Rate Aiding Based on Robust Kalman Filter
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DOI: 10.1109/access.2019.2910275
Abstract: In this paper, a fast-initial alignment method with angular rate aiding based on robust Kalman filter is proposed. First, the traditional system model of the initial alignment is derived, and the angular rate aiding method… read more here.
Keywords: initial alignment; method; rate aiding; angular rate ... See more keywords
A Unified Initial Alignment Method of SINS Based on FGO
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3229335
Abstract: The initial alignment provides an accurate attitude for strapdown inertial navigation system (SINS). By further estimating the IMU's bias and misalignment angle, the recursive Bayesian filter is accurate. However, the prior heading error has significant… read more here.
Keywords: initial alignment; accuracy; alignment; alignment method ... See more keywords
A Novel In-Motion Alignment Method Based on Trajectory Matching for Autonomous Vehicles
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2021.3058940
Abstract: The field of automatic driving has always been a research hotspot. Based on inertial and odometer, dead reckoning is used to navigate for L4 and above level autonomous vehicles with less human intervention when GPS… read more here.
Keywords: method; trajectory; autonomous vehicles; initial alignment ... See more keywords
Attitude algorithm and initial alignment method for SINS applied in short-range aircraft
Sign Up to like & getrecommendations! Published in 2017 at "Modern Physics Letters B"
DOI: 10.1142/s0217984917400814
Abstract: This paper presents an attitude solution algorithm based on the Micro-Electro-Mechanical System and quaternion method. We completed the numerical calculation and engineering practice by adopting fourth-order Runge–Kutta algorithm in the digital signal processor. The state… read more here.
Keywords: short range; initial alignment; alignment method; method ... See more keywords
A Novel EM Implementation for Initial Alignment of SINS Based on Particle Filter and Particle Swarm Optimization
Sign Up to like & getrecommendations! Published in 2019 at "Mathematical Problems in Engineering"
DOI: 10.1155/2019/6793175
Abstract: For nonlinear systems in which the measurement noise parameters vary over time, adaptive nonlinear filters can be applied to precisely estimate the states of systems. The expectation maximization (EM) algorithm, which alternately takes an expectation-… read more here.
Keywords: initial alignment; particle filter; swarm optimization; particle swarm ... See more keywords