Results 51 to 60 of about 3,435,907 (207)

A limit theorem of nonlinear filtering for multiscale McKean–Vlasov stochastic systems

open access: yesComptes Rendus. Mathématique
The work concerns about multiscale McKean–Vlasov stochastic systems. First of all, we prove an average principle for these systems in the $L^2$ sense. Moreover, a convergence rate is presented.
Qiao, Huijie, Zhu, Shengqing
doaj   +1 more source

Set-membership filtering for a class of nonlinear complex networks with mixed time-delays and incomplete measurements

open access: yesSystems Science & Control Engineering, 2020
In this paper, the set-membership filtering problem is discussed for a class of discrete time-varying nonlinear complex networks with mixed time-delays and incomplete measurements. Both the process noise and the measurement noise are unknown but bounded.
Liang Zhao   +3 more
doaj   +1 more source

Tracking and Cooperative Designs of Robot Manipulators Using Adaptive Fixed-Time Fault-Tolerant Constraint Control

open access: yesIEEE Access, 2020
At the outset, a nonlinear dynamic system for the generalized robots with input constraint is given to design an adaptive fixed-time fault-tolerant constraint control (AFTFTCC) for trajectory tracking.
Chih-Lyang Hwang, Wen-Shyong Yu
doaj   +1 more source

Distributed filtering for delayed nonlinear system with random sensor saturation: a dynamic event-triggered approach

open access: yesSystems Science & Control Engineering, 2021
This paper is concerned with the distributed filtering problem for a class of delayed nonlinear systems with random sensor saturation (RSS) under a dynamic event-triggered mechanism. The nonlinear function is assumed to satisfy the Lipschitz condition. A
Zehao Li, Jun Hu, Jiaxing Li
doaj   +1 more source

Detecting global financial crises with scarce data by multivariate nonlinear filtering

open access: yesJournal of Physics: Complexity
An original procedure is devised for the automated detection of global financial crises from multivariate databases of share prices. It consists of: i) the construction of time series from the time-windowed estimations of crisis relevant information ...
Cécile Bastidon   +5 more
doaj   +1 more source

Spherical Simplex-Radial Cubature Quadrature Kalman Filter

open access: yesJournal of Electrical and Computer Engineering, 2017
A spherical simplex-radial cubature quadrature Kalman filter (SSRCQKF) is proposed in order to further improve the nonlinear filtering accuracy. The Gaussian probability weighted integral of the nonlinear function is decomposed into spherical integral ...
Zhaoming Li, Wenge Yang
doaj   +1 more source

Energy-Adaptive SGHSMC: A Particle-Efficient Nonlinear Filter for High-Maneuver Target Tracking

open access: yesMathematics
Tracking targets with nonlinear motion patterns remains a significant challenge in state estimation. We propose an energy-adaptive stochastic gradient Hamiltonian sequential Monte Carlo (SGHSMC) filter that combines adaptive energy dynamics with ...
Chang Ho Kang, Sun Young Kim
doaj   +1 more source

Between Nonlinearities, Complexity, and Noises: An Application on Portfolio Selection Using Kernel Principal Component Analysis

open access: yesEntropy, 2019
This paper discusses the effects of introducing nonlinear interactions and noise-filtering to the covariance matrix used in Markowitz’s portfolio allocation model, evaluating the technique’s performances for daily data from seven financial ...
Yaohao Peng   +3 more
doaj   +1 more source

Nonlinear Fuzzy Filters: An Overview

open access: yes, 1996
Publication in the conference proceedings of EUSIPCO, Trieste, Italy ...
openaire   +4 more sources

Research and Analysis of Gaussian Filters for Parameter Fusion and State Estimation of Multi-Source Navigation Information of UAVs [PDF]

open access: yesHangkong bingqi
In a complex and dynamic environment, achieving high-precision navigation and control for unmanned aerial vehicles (UAVs) largely depends on the accurate estimation of system states and key parameters.
Pan Hua, Lu Tao, Zhang Xue, Liu Yaofei, Liu Xiangwan
doaj   +1 more source

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