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JOURNALS // Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences // Archive

Vestn. Samar. Gos. Tekhn. Univ., Ser. Fiz.-Mat. Nauki [J. Samara State Tech. Univ., Ser. Phys. Math. Sci.], 2010 Issue 5(21), Pages 125–133 (Mi vsgtu773)

This article is cited in 1 paper

Mathematical Modeling

Parametric Identification of the Differential Operators for the Systems with Turbulent Friction on the Base of Finite-Difference Equations

V. E. Zoteev, M. A. Zausaeva, A. A. Egorova

Dept. of Applied Mathematics and Computer Science, Samara State Technical University, Samara

Abstract: Numerical technique for determination of the differential operator paramaters for the systems with turbulent friction is considered. Mean-square estimation of coefficients of stochastic difference equations describing observation results of the impulse characteristic of the system form the basis of this method. The results of numerical analytical treatments of recommended symbolic models and algorithms for calculation on their basis are presented. These results confirm high efficiency of the developed method for the parametric identification on the base of finite-difference equations.

Keywords: systems with turbulent friction, parametric identification, finite-difference equations, mean-square estimation.

UDC: 519.246

MSC: 65C20, 65P40, 34C15, 37M05

Original article submitted 01/II/2010
revision submitted – 03/X/2010

DOI: 10.14498/vsgtu773



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