Results 1 to 10 of about 218 (68)

A Novel Method for Online Extraction of Small-Angle Scattering Pulse Signals from Particles Based on Variable Forgetting Factor RLS Algorithm [PDF]

open access: yesSensors, 2021
The small-angle optical particle counter (OPC) can detect particles with strong light absorption. At the same time, it can ignore the properties of the detected particles and detect the particle size singly and more accurately.
Rongrui Zhang, Heng Zhao
doaj   +2 more sources

Efficient Hardware Realization of a New Variable Regularized PAST Algorithm With Multiple Deflation [PDF]

open access: yesIEEE Access, 2021
This paper proposes a new variant of the projection approximation subspace tracking (PAST) algorithm with multiple deflation (MD) and its efficient hardware architecture.
Wei Zhao   +2 more
doaj   +3 more sources

Adaptive Notch Filter for Piezo-Actuated Nanopositioning System via Position and Online Estimate Dual-Mode [PDF]

open access: yesMicromachines, 2021
Due to the excellent advantages of high speed, high precision, and driving force, piezoelectric actuators nanopositioning systems have been widely used in various micro/nanomachining fields.
Chengsi Huang, Hongcheng Li
doaj   +2 more sources

Methods for state of health estimation for lithium-ion batteries: An essential review [PDF]

open access: yesE3S Web of Conferences
Electric vehicles (EVs) are a practical and suitable choice for reducing the pollution rate caused by combustible engines of conventional cars. The lithium-ion batteries (LIB) serve as a support for energy storage in EVs owing to their benefits and ...
Rhdifa Houda   +2 more
doaj   +3 more sources

Design of a trajectory contour controller for a dual‐axis precision motion stage based on improved iterative learning

open access: yesIET Control Theory & Applications, 2023
To solve the problem of contour error (CE) arising from the dual‐axis coupling of the X–Y coordinate planar motor stage under reciprocating motion conditions in integrated circuit (IC) manufacturing, the following two perspectives are considered ...
Xiyou Chen   +4 more
doaj   +1 more source

A Novel Method for Lithium-Ion Battery Online Parameter Identification Based on Variable Forgetting Factor Recursive Least Squares

open access: yesEnergies, 2018
For model-based state of charge (SOC) estimation methods, the battery model parameters change with temperature, SOC, and so forth, causing the estimation error to increase.
Zizhou Lao   +5 more
doaj   +1 more source

Online parameter identification for equivalent circuit model of lithium-ion battery [PDF]

open access: yes, 2023
Parameter identification is the most fundamental task for the model-based battery management system. However, there are some difficulties in completing this task since most of the existing methods require at least one known parameter or a time-consuming ...
Thi Diep, Nguyen, Trung, Nguyen Kien
core   +3 more sources

Variable forgetting factor mechanisms for diffusion recursive least squares algorithm in sensor networks

open access: yesEURASIP Journal on Advances in Signal Processing, 2017
In this work, we present low-complexity variable forgetting factor (VFF) techniques for diffusion recursive least squares (DRLS) algorithms. Particularly, we propose low-complexity VFF-DRLS algorithms for distributed parameter and spectrum estimation in ...
Ling Zhang   +3 more
doaj   +1 more source

A new regularized TVAR-based algorithm for recursive detection of nonstationarity and its application to speech signals [PDF]

open access: yes, 2012
This paper develops a new recursive nonstationarity detection method based on time-varying autoregressive (TVAR) modeling. A local likelihood estimation approach is introduced which gives more weights to observations near the current time instant but ...
Chan, SC, Chu, Y, Tsui, KM, Zhang, Z
core   +1 more source

A Novel Variable Forgetting Factor Recursive Least Square Algorithm to Improve the Anti-Interference Ability of Battery Model Parameters Identification

open access: yesIEEE Access, 2019
Recursive least square (RLS) algorithms are considered as a kind of accurate parameter identification method for lithium-ion batteries. However, traditional RLS algorithms usually employ a fixed forgetting factor, which does not have adequate robustness ...
Qiang Song, Yuxuan Mi, Wuxuan Lai
doaj   +1 more source

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