Article ID Journal Published Year Pages File Type
698480 Automatica 2007 6 Pages PDF
Abstract

We discuss notions of detectability for stochastic linear control systems of Itô type. A natural concept of detectability requires a non-zero output, if the state process is unstable. We show that this property can equivalently be characterized by a generalized version of the Hautus-test. The proof is based on spectral theory for positive operators.

Related Topics
Physical Sciences and Engineering Engineering Control and Systems Engineering
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