Results 11 to 20 of about 54,250 (215)

Design of Nonlinear Autoregressive Exogenous Model Based Intelligence Computing for Efficient State Estimation of Underwater Passive Target

open access: yesEntropy, 2021
In this study, an intelligent computing paradigm built on a nonlinear autoregressive exogenous (NARX) feedback neural network model with the strength of deep learning is presented for accurate state estimation of an underwater passive target.
Wasiq Ali   +4 more
doaj   +1 more source

Data and Program Structure for a Modular Extended Kalman Filter [PDF]

open access: yesModeling, Identification and Control, 1988
The paper presents a data and program structure that makes it easier to implement a nonlinear process or measurement model when using the extended Kalman filter. This is achieved by a composite data type containing both the estimated value and covariance
Ingar Solberg
doaj   +1 more source

Derivative-Free Distributed Filtering for MIMO Robotic Systems under Delays and Packet Drops

open access: yesInternational Journal of Advanced Robotic Systems, 2013
This paper presents an approach to distributed state estimation-based control of nonlinear MIMO systems, capable of incorporating delayed measurements in the estimation algorithm while also being robust to packet losses.
Gerasimos G. Rigatos
doaj   +1 more source

Bayesian Nonlinear Filtering via Information Geometric Optimization

open access: yesEntropy, 2017
In this paper, Bayesian nonlinear filtering is considered from the viewpoint of information geometry and a novel filtering method is proposed based on information geometric optimization.
Yubo Li   +5 more
doaj   +1 more source

Derivative-Free Nonlinear Kalman Filtering for MIMO Dynamical Systems: Application to Multi-DOF Robotic Manipulators

open access: yesInternational Journal of Advanced Robotic Systems, 2011
The paper proposes derivative-free nonlinear Kalman Filtering for MIMO nonlinear dynamical systems. The considered nonlinear filtering scheme which is based on differential flatness theory extends the class of systems to which Kalman Filtering can be ...
Gerasimos G. Rigatos
doaj   +1 more source

A Novel Real-Time Filtering Method to General Nonlinear Filtering Problem Without Memory

open access: yesIEEE Access, 2021
In this paper, the filtering problem for the general time-invariant nonlinear state-observation system is considered. Our work is based on the Yau-Yau filtering framework developed by S.-T. Yau and the third author in 2008.
Ji Shi   +2 more
doaj   +1 more source

Adaptive UKF Algorithm for GNSS/SINS Integrated Navigation Based on Allan Variance Model [PDF]

open access: yesHangkong bingqi
The GNSS/SINS integrated navigation system is a typical nonlinear system, so the nonlinear filtering methods is one of the effective ways to improve its filtering performance.
Liu Siming, Lin Xueyuan, Qiao Yuxin
doaj   +1 more source

Nonlinear Analysis of the BOLD Signal

open access: yesEURASIP Journal on Advances in Signal Processing, 2009
The linearized filtering approach to the hemodynamic system is limited in capturing the inherent nonlinearities of physiological systems. The nonlinear estimation method therefore should be thought of as a natural way to access the nonlinear data ...
Zhenghui Hu   +3 more
doaj   +1 more source

Variance-Constrained Multiobjective Control and Filtering for Nonlinear Stochastic Systems: A Survey

open access: yesAbstract and Applied Analysis, 2013
The multiobjective control and filtering problems for nonlinear stochastic systems with variance constraints are surveyed. First, the concepts of nonlinear stochastic systems are recalled along with the introduction of some recent advances.
Lifeng Ma   +3 more
doaj   +1 more source

Density Difference Grid Design in a Point-Mass Filter

open access: yesEnergies, 2020
The paper deals with the Bayesian state estimation of nonlinear stochastic dynamic systems. The stress is laid on the point-mass filter, solving the Bayesian recursive relations for the state estimate conditional density computation using the ...
Jakub Matoušek   +2 more
doaj   +1 more source

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