Data Extraction
You can extract coefficients and parameters from your model for further analysis. You can also compute the frequency response, including DC gain and bandwidth.
Functions
Model Data
polydata | Access polynomial coefficients and uncertainties of identified model |
ssdata | Access state-space model data |
idssdata | State-space data for identified system |
tfdata | Access transfer function data |
zpkdata | Access zero-pole-gain data |
frdata | Access data for frequency response data (FRD) object |
ndims | Query number of dimensions of dynamic system model or model array |
order | Query model order |
pole | Poles of dynamic system |
zero | Zeros and gain of SISO dynamic system |
size | Query output/input/array dimensions of input–output model and number of frequencies of FRD model |
Model Parameters
getpvec | Obtain model parameters and associated uncertainty data |
setpvec | Modify values of model parameters |
getcov | Parameter covariance of identified model |
setcov | Set parameter covariance data in identified model |
get | Access model property values |
set | Set or modify model properties |
nparams | Number of identified model parameters |
Topics
- Extracting Numerical Model Data
Extracting numerical parameter values and uncertainties from linear models.
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