Skip to main content

System identification

This section gives an overview of the functions for system identification.

Data and model structures

FunctionDescription
lpviddataData set of input, output, and scheduling signals
predictPredict K-step-ahead model output
compareCompare identified model output and measured output

Global LPV-IO

FunctionDescription
lpvarxPEM LPV-ARX identification
lpvarmaxPEM LPV-ARMAX identification
lpvoePEM LPV-OE identification
lpvbjPEM LPV-BJ identification
lpvpolyestPEM estimation of general LPVcore.lpvidpoly model structures

Global LPV-SS

FunctionDescription
lpvssestGradient-based PEM estimation of LPVcore.lpvidss model structure using Enhanced Gauss-Newton search
lpvsidSubspace estimation of LPVcore.lpvidss model structure

Local LPV-LFR

FunctionDescription
hinfidHH_{\infty}-norm matching with specified LTI models