Control Package: isobsv
Categories &
Functions List
- Function File:
[bool, nobs] =isobsv(sys) - Function File:
[bool, nobs] =isobsv(sys, tol) - Function File:
[bool, nobs] =isobsv(a, c) - Function File:
[bool, nobs] =isobsv(a, c, e) - Function File:
[bool, nobs] =isobsv(a, c, [], tol) - Function File:
[bool, nobs] =isobsv(a, c, e, tol)
Logical check for system observability.
For numerical reasons, isobsv (sys)
should be used instead of rank (obsv (sys)).
Inputs
- sys
LTI model. Descriptor state-space models are possible.
State matrix (n-by-n).
Measurement matrix (p-by-n).
Descriptor matrix (n-by-n).
If e is empty [] or not specified, an identity matrix is assumed.
Optional roundoff parameter. Default value is 0.
Outputs
- bool = 0
System is not observable.
System is observable.
Number of observable states.
Algorithm
Uses SLICOT AB01OD and TG01HD,
Copyright (c) 1996-2025, SLICOT, available under the BSD 3-Clause
(License and Disclaimer).
Source Code: isobsv