Results 21 to 30 of about 768 (156)

Coupled Least Squares Identification Algorithms for Multivariate Output-Error Systems

open access: yesAlgorithms, 2017
This paper focuses on the recursive identification problems for a multivariate output-error system. By decomposing the system into several subsystems and by forming a coupled relationship between the parameter estimation vectors of the subsystems, two ...
Wu Huang, Feng Ding
doaj   +1 more source

Reliable Online Parameter Identification of Li-Ion Batteries in Battery Management Systems Using the Condition Number of the Error Covariance Matrix

open access: yesIEEE Access, 2020
Monitoring the state of health (SOH) for Li-ion batteries is crucial in the battery management system (BMS), for their efficient and safe use. Due to time-varying battery parameters and insufficient computation capability of the BMSs, computationally ...
Minho Kim, Kwangrae Kim, Soohee Han
doaj   +1 more source

Adaptive Filtering for the Maternal Respiration Signal Attenuation in the Uterine Electromyogram

open access: yesSensors, 2022
The electrohysterogram (EHG) is the uterine muscle electromyogram recorded at the abdominal surface of pregnant or non-pregnant woman. The maternal respiration electromyographic signal (MR-EMG) is one of the most relevant interferences present in an EHG.
Daniela Martins   +7 more
doaj   +1 more source

Channel Sparsity Aware Function Expansion Filters Using the RLS Algorithm for Nonlinear Acoustic Echo Cancellation

open access: yesIEEE Access, 2020
In this paper, we propose a channel sparsity aware sequential recursive least squares (sparse SEQ-RLS) algorithm for function expansion filters with applications in nonlinear echo cancellation.
Jean Jiang   +2 more
doaj   +1 more source

Data-Driven Adaptive Steady-State-Integral-Derivative Controller Using Recursive Least Squares With Performance Conditions

open access: yesIEEE Access, 2023
This paper presents a data-driven adaptive steady state-integral-derivative (SS-ID) control algorithm that uses gradient descent and recursive least squares (RLS) with a forgetting factor.
Jeongwoo Lee, Kwangseok Oh
doaj   +1 more source

Recursive Least Squares With Minimax Concave Penalty Regularization for Adaptive System Identification

open access: yesIEEE Access
We develop a recursive least squares (RLS) type algorithm with a minimax concave penalty (MCP) for adaptive identification of a sparse tap-weight vector that represents a communication channel.
Bowen Li   +4 more
doaj   +1 more source

Forward and backward RLS-DDCE processing in MIMO-OFDM spatial multiplexing receivers [PDF]

open access: yesAdvances in Radio Science, 2010
In this paper we present a novel approach in frequency domain channel estimation technique. Our proposal is based on the recursive least squares (RLS) algorithm combined with the decision making process called decision directed channel estimation (RLS ...
M. Muxfeldt, P. Beinschob, U. Zölzer
doaj   +1 more source

The fast subsampled-updating recursive least-squares (FSU RLS) algorithm for adaptive filtering based on displacement structure and the FFT

open access: yesSignal Processing, 1994
Abstract In this paper, we derive a new fast algorithm for Recursive Least-Squares (RLS) adaptive filtering. This algorithm is especially suited for adapting very long filters such as in the acoustic echo cancelation problem. The starting point is to introduce subsampled updating (SU) in the RLS algorithm. In the SU RLS algorithm, the Kalman gain and
Slock, Dirk T. M., Maouche, Karim
openaire   +4 more sources

Hopfield Neural Networks for Online Constrained Parameter Estimation With Time‐Varying Dynamics and Disturbances

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 40, Issue 3, Page 544-564, March 2026.
This paper proposes two projector‐based Hopfield neural network (HNN) estimators for online, constrained parameter estimation under time‐varying data, additive disturbances, and slowly drifting physical parameters. The first is a constraint‐aware HNN that enforces linear equalities and inequalities (via slack neurons) and continuously tracks the ...
Miguel Pedro Silva
wiley   +1 more source

A novel filtering algorithm for the resolver position signal based on recursive least squares and phase‐locked loop

open access: yesIET Power Electronics, 2021
This paper presents a novel filtering algorithm for the resolver position signal based on recursive least squares (RLS) and phase‐locked loop (PLL). The proposed RLS‐PLL‐based algorithm designs a harmonic iterative estimation and elimination mechanism ...
Chuanqiang Lian   +3 more
doaj   +1 more source

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