tion* of an oscillatory signal, and the magnitude of the wavelet transform as the magnitude of the local *projection* onto time and frequency shifted versions of that test signal.

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#Which Wavelet to Use?

One stumbling block used to be determining which wavelet to use.

&ldquo;A practical question is which wavelet to use for a particular application. In addition to the popular but only approximately analytic Morlet wavelet, a variety of analytic wavelets have