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Change np.mat to np.asmatrix for matrix creation #34

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Change np.mat to np.asmatrix for matrix creation #34

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2 changes: 1 addition & 1 deletion src/specFunctions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -135,7 +135,7 @@ def savitzky_golay(y, window_size, order, deriv=0, rate=1):
order_range = range(order+1)
half_window = (window_size -1) // 2
# precompute coefficients
b = np.mat([[k**i for i in order_range] for k in range(-half_window, half_window+1)])
b = np.asmatrix([[k**i for i in order_range] for k in range(-half_window, half_window+1)])
m = np.linalg.pinv(b).A[deriv] * rate**deriv * factorial(deriv)
# pad the signal at the extremes with
# values taken from the signal itself
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