fft | Transform iddata object to frequency domain
data |
ifft | Transform iddata objects from frequency to time domain |
etfe | Estimate empirical transfer functions and periodograms |
spa | Estimate frequency response with fixed frequency resolution using spectral analysis |
spafdr | Estimate frequency response and spectrum using spectral analysis with frequency-dependent resolution |
Transform Time-Domain Data in the App
Transform time-domain data to frequency-domain or frequency-response data.
Transform Frequency-Domain Data in the App
Transform frequency-domain input-output data to time-domain or frequency-response data.
Transform Frequency-Response Data in the App
Transform frequency-response data to frequency-domain input-output data or to frequency-response data with a different frequency resolution.
Supported Data Transformations
Transform between time-domain and frequency-domain data at the command line.
Transform Between Time-Domain and Frequency-Domain Data
Transform between time-domain and frequency-domain iddata objects
at the command line.
Transforming Between Frequency-Domain and Frequency-Response Data
Transform between iddata and idfrd objects
at the command line.