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inverse cwt #30

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renskegelderloos opened this issue Apr 3, 2019 · 1 comment

renskegelderloos commented Apr 3, 2019

I believe there is a square root missing (sj) in the calculation of the inverse wavelet transform. It should be:

iW = (dj * np.sqrt(dt) / wavelet.cdelta * wavelet.psi(0) *
(np.real(W) / np.sqrt(sj)).sum(axis=0))

jorgman1 commented Nov 21, 2019

Yes, and a parenthesis around the first denominator. See pull request #29.

agriyakhetarpal mentioned this issue

Algorithm for inverse continuous wavelet transform PyWavelets/pywt#751

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