“Eye of Thundera - give me sight beyond sight”.
When Lion-O’s friends were in danger, he invoked the power of Thundera through the Sword of Omens. The sword has the mystical Eye of Thundera, that gave to Lion-O the sight beyond sight.
Wavelet analysis is similar to the Eye of Thundera, in the sense that it’ll give you the power to localized a pulse in frequency and time domain - sight beyond stationarity.
This guide includes a Continuous Wavelet Transform (CWT), significance tests from based on Torrence and Compo (1998) and Cross Wavelet Analysis (CWA) based on Maraun and Kurths(2004).