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Punjabi_ASR_Demo

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cdactvm commited on Feb 6

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7362dd3

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1 Parent(s): 5186840

Update waveletDenoise.py

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waveletDenoise.py CHANGED Viewed

@@ -1,5 +1,6 @@
 # Function to apply wavelet denoising
 import pywt
 def wavelet_denoise(audio, wavelet='db1', level=1):
     coeffs = pywt.wavedec(audio, wavelet, mode='per')
     sigma = np.median(np.abs(coeffs[-level])) / 0.5

 # Function to apply wavelet denoising
 import pywt
+import numpy as np
 def wavelet_denoise(audio, wavelet='db1', level=1):
     coeffs = pywt.wavedec(audio, wavelet, mode='per')
     sigma = np.median(np.abs(coeffs[-level])) / 0.5