2010 | OriginalPaper | Buchkapitel
Model Development
verfasst von : Edward Layer, Krzysztof Tomczyk
Erschienen in: Measurements, Modelling and Simulation of Dynamic Systems
Verlag: Springer Berlin Heidelberg
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Selected methods of development of various time-invariant models are presented in the chapter.
Using algebraic polynomials, approximation methods are reviewed. The polynomials of Lagrange, Tchebychev, Legendre and Hermite are studied in detail. These methods are used quite often provided that the number of data points is not too large. That is because the order of the polynomial is equal to the number of data. Too large number of data results in an equally high number of the polynomial order.