Results 1 to 10 of about 14,008 (154)

A Stochastic Total Least Squares Solution of Adaptive Filtering Problem [PDF]

open access: yesThe Scientific World Journal, 2014
An efficient and computationally linear algorithm is derived for total least squares solution of adaptive filtering problem, when both input and output signals are contaminated by noise.
Shazia Javed, Noor Atinah Ahmad
doaj   +4 more sources

Least-squares methods for identifying biochemical regulatory networks from noisy measurements [PDF]

open access: yesBMC Bioinformatics, 2007
Background We consider the problem of identifying the dynamic interactions in biochemical networks from noisy experimental data. Typically, approaches for solving this problem make use of an estimation algorithm such as the well-known linear Least ...
Heslop-Harrison Pat   +4 more
doaj   +5 more sources

Total Least Squares Spline Approximation [PDF]

open access: yesMathematics, 2019
Spline approximation, using both values y i and x i as observations, is of vital importance for engineering geodesy, e.g., for approximation of profiles measured with terrestrial laser scanners, because it enables the consideration of
Frank Neitzel   +2 more
doaj   +3 more sources

Identification of Combined Power Quality Disturbances Using Singular Value Decomposition (SVD) and Total Least Squares-Estimation of Signal Parameters via Rotational Invariance Techniques (TLS-ESPRIT) [PDF]

open access: yesEnergies, 2017
In order to identify various kinds of combined power quality disturbances, the singular value decomposition (SVD) and the improved total least squares-estimation of signal parameters via rotational invariance techniques (TLS-ESPRIT) are combined as the ...
Huaishuo Xiao, Jianchun Wei, Qingquan Li
doaj   +2 more sources

Deformation analysis with Total Least Squares [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2006
Deformation analysis is one of the main research fields in geodesy. Deformation analysis process comprises measurement and analysis phases. Measurements can be collected using several techniques. The output of the evaluation of the measurements is mainly
M. Acar   +4 more
doaj   +3 more sources

Identification and Predictive Control by p-norm Minimization [PDF]

open access: yesActa Polytechnica, 2006
Real time system parameter estimation from the set of input-output data is usually solved by minimization of quadratic norm errors of system equations – known in the literature as least squares (LS) or its modification as total least squares (TLS) or ...
J. Pekař, J. Štecha
doaj   +3 more sources

Roundoff Error Analysis of an Algorithm Based on Householder Bidiagonalization for Total Least Squares Problems

open access: yesMathematics, 2021
For large-scale problems, how to establish an algorithm with high accuracy and stability is particularly important. In this paper, the Householder bidiagonalization total least squares (HBITLS) algorithm and nonlinear iterative partial least squares for ...
Zhanshan Yang, Xilan Liu
doaj   +1 more source

Symmetrical Augmented System of Equations for the Parameter Identification of Discrete Fractional Systems by Generalized Total Least Squares

open access: yesMathematics, 2021
This paper is devoted to the identification of the parameters of discrete fractional systems with errors in variables. Estimates of the parameters of such systems can be obtained using generalized total least squares (GTLS). A GTLS problem can be reduced
Dmitriy Ivanov, Aleksandr Zhdanov
doaj   +1 more source

Sensitivity analysis of a new approach to photovoltaic parameters extraction based on the total least squares method [PDF]

open access: yesMetrology and Measurement Systems, 2021
The degradation of photovoltaic modules and their subsequent loss of performance has a serious impact on the total energy generation potential. The lack of real-time information on the output power leads to additional losses since the panels may not be ...
Oumaima Mesbahi   +4 more
doaj   +1 more source

A statistically optimal analysis of systematic differences between Aeolus horizontal line-of-sight winds and NOAA's Global Forecast System [PDF]

open access: yesAtmospheric Measurement Techniques, 2022
The European Space Agency Aeolus mission launched a first-of-its-kind spaceborne Doppler wind lidar in August 2018. To optimize the assimilation of the Aeolus Level-2B (B10) horizontal line-of-sight (HLOS) winds, significant systematic differences ...
H. Liu   +7 more
doaj   +1 more source

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