mdof.outid

mdof.outid(outputs, dt, **options)

Fundamental periods P and modeshapes Phi identification from output array.

Parameters:

• outputs (array) – output response history. dimensions: \((p,nt)\), where \(p\) = number of outputs, and \(nt\) = number of timesteps

• dt (float) – timestep.

Returns:

(P, Phi)

Return type:

tuple of 1D array, ND array