pysptk.sptk.acep¶
-
pysptk.sptk.
acep
()¶ Adaptive cepstral analysis
Parameters: - x : double
A input sample
- c : array, shape(order + 1)
Cepstrum. The result is stored in place.
- lambda_coef : float
Leakage factor. Default is 0.98.
- step : float
Step size. Default is 0.1.
- tau : float
Momentum constant. Default is 0.9.
- pd : int
Order of pade approximation. Default is 4.
- eps : float
Minimum value for epsilon. Default is 1.0e-6.
Returns: - prederr : float
Prediction error
Raises: - ValueError
if invalid order of pade approximation is specified