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Russia Yekaterinburg
Year
2021
Volume
31
Issue
4
Pages
613-628
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Section Mathematics
Title On guarantee optimization in control problem with finite set of disturbances
Author(-s) Gomoyunov M.I.ab, Serkov D.A.ab
Affiliations Institute of Mathematics and Mechanics, Ural Branch of the Russian Academy of Sciencesa, Ural Federal Universityb
Abstract In this paper, we deal with a control problem under conditions of disturbances, which is stated as a problem of optimization of the guaranteed result. Compared to the classical formulation of such problems, we assume that the set of admissible disturbances is finite and consists of piecewise continuous functions. In connection with this additional functional constraint on the disturbance, we introduce an appropriate class of non-anticipative control strategies and consider the corresponding value of the optimal guaranteed result. Under a technical assumption concerning a property of distinguishability of the admissible disturbances, we prove that this result can be achieved by using control strategies with full memory. As a consequence, we establish unimprovability of the class of full-memory strategies. A key element of the proof is a procedure of recovering the disturbance acting in the system, which allows us to associate every non-anticipative strategy with a full-memory strategy providing a close guaranteed result. The paper concludes with an illustrative example.
Keywords control problem under disturbances, optimal guaranteed result, non-anticipative strategy, full-memory strategy, recovery of disturbances, unimprovability
UDC 517.977
MSC 49N30, 49N35, 93C15
DOI 10.35634/vm210406
Received 4 October 2021
Language English
Citation Gomoyunov M.I., Serkov D.A. On guarantee optimization in control problem with finite set of disturbances, Vestnik Udmurtskogo Universiteta. Matematika. Mekhanika. Komp'yuternye Nauki, 2021, vol. 31, issue 4, pp. 613-628.
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