Results 1 to 10 of about 771,552 (305)

Secure Zonotopic Set-Membership State Estimation for Multi-Rate Complex Networks Under Encryption-Decryption Mechanism

open access: yes, 2023
In this paper, the zonotope-based distributed set-membership state estimation problem is considered for a class of nonlinear multi-rate complex networks (MRCNs) subjected to unknown-but-bounded (UBB) noises and eavesdropping attacks.
Yan, Huaicheng   +9 more
core   +1 more source

A partially linearized sigma point filter for latent state estimation in nonlinear time series models

open access: yes, 2010
A new technique for the latent state estimation of a wide class of nonlinear time series models is proposed. In particular, we develop a partially linearized sigma point filter in which random samples of possible state values are generated at the ...
Mamon, R   +5 more
core   +1 more source

State estimation applied to active distribution networks with minimal measurements [PDF]

open access: yes, 2005
Traditionally, state estimation is applied to transmission networks to improve security and redundancy of the measurement system. This paper describes the application of state estimation to distribution networks in order to extend the observability of ...
Jenkins, Nick   +2 more
core  

Estimation of state of charge of lithium-ion batteries usedin HEV using robust extended kalman filtering

open access: yes, 2012
A robust extended Kalman filter (EKF) is proposed as a method for estimation of the state of charge (SOC) of lithium-ion batteries used in hybrid electric vehicles (HEVs). An equivalent circuit model of the battery, including its electromotive force (EMF)
jiang, J.   +7 more
core   +1 more source

Robust state estimation using mixed integer programming

open access: yes, 2008
This letter describes a robust state estimator based on the solution of a mixed integer program. A tolerance range is associated with each measurement and an estimate is chosen to maximize the number of estimated measurements that remain within tolerance
Irving, MR
core   +1 more source

A Monte Carlo Algorithm for State and Parameter Estimation of Extended Targets [PDF]

open access: yes, 2006
This paper considers the joint state and parameter estimation of extended targets. Both the target kinematic states, position and speed, are estimated with the target extent parameters.
Angelova, D.   +3 more
core   +1 more source

Algorithms for Power System State Estimation with Phasor Measurement Units

open access: yes, 2021
Defence is held on 30 July 2021 at 12:00. Zoom link: https://aalto.zoom.us/j/63793176232Power system state estimation (PSSE) is one of the key components in the suite of computational tools which assist in managing the day to day operations of ...
Kashyap, Neelabh
core   +1 more source

Variational estimates for excited states [PDF]

open access: yesPhysical Review D, 1995
Approximate energies for {ital excited} states of two- and three-body systems (with confining power law potentials) are obtained by a naive application of the variational method. The error in the excited state energies is similar to the error for ground state energies, less than 1%.
, Karl, , Novikov
openaire   +2 more sources

STATIC STATE ESTIMATION AND LOAD FORECASTING VIA ADVANCED COMPUTATIONAL TECHNIQUES

open access: yes, 2019
The system operator faced high level of uncertainties due to the evolving complexity of the electric power systems. Therefore, efficient solutions for power system prediction, monitoring and state estimation can be found in new methods.
Mosbah, Hossam
core  

A comparative study of two methods for uncertainty analysis in power system state estimation

open access: yes, 2005
This letter presents a comparative study between twomethods for estimating the uncertainty interval in power system state estimation. Constrained nonlinear and linear formulations are proposed to estimate the tightest possible upper and lower bounds ...
Irving, MR, Al-Othman, AK
core   +1 more source

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