freq_vector_welch (pyleoclim.utils.wavelet.freq_vector_welch)
- pyleoclim.utils.wavelet.freq_vector_welch(ts)[source]
Return the frequency vector based on the Welch’s method.
- Parameters
ts (array) – time axis of the time series
- Returns
freq – the frequency vector
- Return type
array
References
https://github.com/scipy/scipy/blob/v0.14.0/scipy/signal/Spectral.py
See also
pyleoclim.utils.wavelet.freq_vector_lomb_scargle
Return the frequency vector based on the REDFIT recommendation.
pyleoclim.utils.wavelet.freq_vector_nfft
Return the frequency vector based on NFFT
pyleoclim.utils.wavelet.freq_vector_scale
Return the frequency vector based on scales
pyleoclim.utils.wavelet.freq_vector_log
Return the frequency vector based on logspace
pyleoclim.utils.wavelet.make_freq_vector
Make frequency vector