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Added option to reconstruction method for allowing to remove frequencies #16

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Added option to reconstruction method for allowing to remove frequencies #16

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9 changes: 7 additions & 2 deletions wavelets/transform.py
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Original file line number Diff line number Diff line change
Expand Up @@ -393,7 +393,7 @@ def wavelet_power(self):
elif not self.unbias:
return np.abs(self.wavelet_transform) ** 2

def reconstruction(self, scales=None):
def reconstruction(self, scales=None, wave=None):
"""Reconstruct the original signal from the wavelet
transform. See S3.i.

Expand All @@ -411,6 +411,8 @@ def reconstruction(self, scales=None):
function from its wavelet transform using the wavelet
function Y_0. This C_d is a constant for each wavelet
function.

:param wave: custom wavelet_transform array for reconstructing a signal omitting some frequencies, if desired.
"""
dj = self.dj
dt = self.dt
Expand All @@ -421,7 +423,10 @@ def reconstruction(self, scales=None):
self.scales = scales

s = self.scales
W_n = self.wavelet_transform
if wave is None:
W_n = self.wavelet_transform
else:
W_n = wave

if scales is not None:
self.scales = old_scales
Expand Down