Results 41 to 50 of about 2,929 (197)

Szegő Quadrature Kalman Filter for Oscillatory Systems

open access: yesIEEE Access, 2020
Filtering problems with oscillatory system dynamics commonly appear in real-life. However, the existing Gaussian filters, like the unscented Kalman filter (UKF), cubature Kalman filter CKF, Gauss-Hermite filter (GHF) and cubature quadrature Kalman filter
Abhinoy Kumar Singh
doaj   +1 more source

Robust Filtering and Smoothing with Gaussian Processes

open access: yes, 2012
We propose a principled algorithm for robust Bayesian filtering and smoothing in nonlinear stochastic dynamic systems when both the transition function and the measurement function are described by non-parametric Gaussian process (GP) models.
,   +5 more
core   +1 more source

A modified bayesian filter for randomly delayed measurements [PDF]

open access: yes, 2017
© 2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Bhoumik, S, Date, P, Singh, AK
core   +1 more source

Improved square root adaptive cubature Kalman filter [PDF]

open access: yesIET Signal Processing, 2019
In this study, an improved square root adaptive cubature Kalman filter (ISRACKF) is proposed to improve the filter performance in terms of accuracy, computation efficiency, and robustness. Through the evaluated measure of non‐linearity value, the cubature rule under different accuracy levels can be adaptively selected in the dynamic process or ...
Lei Zhang   +4 more
openaire   +1 more source

Sigma Point Filters For Dynamic Nonlinear Regime Switching Models [PDF]

open access: yes, 2015
In this paper we take three well known Sigma Point Filters, namely the Unscented Kalman Filter, the Divided Difference Filter, and the Cubature Kalman Filter, and extend them to allow for a very general class of dynamic nonlinear regime switching models.
Binning, Andrew, Maih, Junior
core   +2 more sources

Multiple-Step Randomly Delayed Adaptive Robust Filter With Application to INS/VNS Integrated Navigation on Asteroid Missions

open access: yesIEEE Access, 2020
This paper develops a novel nonlinear adaptive robust filter called the multiple-step randomly delayed variational Bayesian adaptive high-degree cubature Huber-based filter (MRD-VBAHCHF) for a class of nonlinear stochastic systems whose measurements are ...
Rongjun Mu   +4 more
doaj   +1 more source

On Approximate Nonlinear Gaussian Message Passing On Factor Graphs

open access: yes, 2019
Factor graphs have recently gained increasing attention as a unified framework for representing and constructing algorithms for signal processing, estimation, and control. One capability that does not seem to be well explored within the factor graph tool
Hoffmann, Christian   +2 more
core   +1 more source

An Improved Robust Filter Algorithm for Manoeuvering Target Tracking With the Unknown and Time‐Varying Noise

open access: yesElectronics Letters, Volume 62, Issue 1, January/December 2026.
The unstable radar measurement noise in natural environments degrades tracking performance. This Letter introduces a noise‐adaptive matrix to efficiently compute a corrected fading factor, enabling real‐time compensation for noise variations. Superior performance is verified through comparison with existing methods. ABSTRACT In the natural environment,
Tianhao Liu, Xi Chen, Naichang Yuan
wiley   +1 more source

A novel distribution system state estimator based on robust cubature particle filter used for non‐gaussian noise and bad data scenarios

open access: yesIET Generation, Transmission & Distribution, 2022
State estimation is the core function of distribution management system, and its estimation accuracy directly affects the operation of other advanced application functions of distribution management system.
Qian Shi, Min Liu, Luqing Hang
doaj   +1 more source

Robust Gaussian Filtering using a Pseudo Measurement

open access: yes, 2016
Many sensors, such as range, sonar, radar, GPS and visual devices, produce measurements which are contaminated by outliers. This problem can be addressed by using fat-tailed sensor models, which account for the possibility of outliers. Unfortunately, all
Bohg, Jeannette   +6 more
core   +1 more source

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