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JOURNALS // Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika // Archive

Izv. Vyssh. Uchebn. Zaved. Mat., 2009 Number 2, Pages 76–82 (Mi ivm1263)

This article is cited in 5 papers

Brief communications

Reconstruction of controls and parameters by the Tikhonov method with non-smooth stabilizers

M. A. Korotkii

Ural State University

Abstract: We consider the problem of the reconstruction of an a priori unknown control in a dynamic system based on approximate a posteriori observations of the motion of this system. We propose to solve this problem by the Tikhonov method with a stabilizer which contains the total variation of the control. This provides the piecewise uniform convergence of regularized approximations and thus enables one to numerically reconstruct the fine structure of the desired solution.

Keywords: controlled system, inverse problem of dynamics, Tikhonov regularization method, total variation, piecewise uniform convergence, subgradient.

UDC: 517.977+517.988+517.938

Received: 12.03.2008
Revised: 18.06.2008


 English version:
Russian Mathematics (Izvestiya VUZ. Matematika), 2009, 53:2, 68–73

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