io(1) = linio('scdplane/Sum1',1);
io(2) = linio('scdplane/Gain5',1,'output');Linearize the model and create a sinestream estimation input signal based on the
dynamics of the resulting linear system.sys = linearize(mdl,io);
in = frest.Sinestream(sys);Estimate frequency response.[sysest,simout] = frestimate(mdl,io,in);Compare the estimated frequency response to the exact linearization result.frest.simView(simout,in,sysest,sys)5 Frequency Response Estimation