pysptk.sptk.lpc¶
-
pysptk.sptk.
lpc
()¶ Linear prediction analysis
Parameters: - windowed : array, shape (frame_len)
A windowed frame
- order : int
Order of LPC. Default is 25.
- min_det : float
Mimimum value of the determinant of normal matrix. Default is 1.0e-6.
Returns: - a : array, shape (order + 1)
LPC
Raises: - ValueError
- if negative min_det is specified
- RuntimeError
- if error happened in levdur