Predicting the variability of natural frequencies and its causes by Second-Order Blind Identification

C Rainieri, F Magalhaes, D Gargaro… - Structural Health …, 2019 - journals.sagepub.com
use of Second-Order Blind Identification is proposed. It is applied to a number of case studies
in order … Results demonstrate that it can model the variability of natural frequency estimates …

Second order blind identification algorithm with exact model order estimation for harmonic and interharmonic decomposition with reduced complexity

DR de Oliveira, MAA Lima, LRM Silva… - International Journal of …, 2021 - Elsevier
… To accomplish such a separation, one can use several implicit features on the sources. In
this work, Second Order Statistics (SOS) will be used. The unknown and the known parts of the …

A second-order statistics method for blind source separation in post-nonlinear mixtures

DG Fantinato, LT Duarte, Y Deville, R Attux, C Jutten… - Signal Processing, 2019 - Elsevier
… obtained through the spectral density of Gaussian sources, being named Gaussian Mutual
Information (GMI) [1], [21], [22], and the temporal-extended covariance matrices were used in …

Extended blind modal identification technique for nonstationary excitations and its verification and validation

F Abazarsa, F Nateghi, SF Ghahari… - Journal of Engineering …, 2016 - ascelibrary.org
… The accuracy of the blind identification results is assessed through comparisons with a
well-established input–output identification method, namely, a well-known combination of the …

Enhancing second-order blind identification for underdetermined operational modal analysis through bandlimited source separation

J Jian, L Wang, ZR Lu - Journal of Sound and Vibration, 2024 - Elsevier
identification. In this paper, an adaptive noise attenuation scheme based on singular spectrum
analysis (SSA) … It is noteworthy that such a scheme is not imperative for signals with a high

[HTML][HTML] Modeling and identification of nonlinear effects in massive mimo systems using a fifth-order cumulants-based blind approach

M Zidane, R Dinis - Applied Sciences, 2022 - mdpi.com
… also used in the issue of blind identification of linear systems … Comparative study between
blind identification algorithms and … Identification and equalization using higher order cumulants …

System identification through nonstationary data using time–frequency blind source separation

Y Guo, A Kareem - Journal of Sound and Vibration, 2016 - Elsevier
using several simulation based studies, and compared to the popular Second-Order Blind
Identification … It is also noted that even some non-stationary response data can be analyzed by …

Blind identification of graph filters

S Segarra, G Mateos, AG Marques… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
… Our goal is to use the blind graph-filter identification methods to identify the sources of the
epidemic outbreak. Even though this model entails non-linear and stochastic dynamics, its …

[图书][B] Nonlinear Blind Source Separation and Blind Mixture Identification: Methods for Bilinear, Linear-quadratic and Polynomial Mixtures

Y Deville, LT Duarte, S Hosseini - 2021 - books.google.com
… the show-through effect, and analysis of gas … nonlinear mixing models, associated separating
structures and methods in terms of blind source separation and blind mixture identification, …

Drive-by blind modal identification with singular spectrum analysis

J Li, X Zhu, S Law, B Samali - Journal of Aerospace Engineering, 2019 - ascelibrary.org
… BSS was originally used to recover special source components from the measured data,
and second-order blind identification (SOBI) is used to solve the BSS problem (Antoni 2005). …