pastas.stats.signatures.fall_rate#

fall_rate(series, normalize=False)[source]#

Mean negative head changes from one day to the next.

Parameters

  • series (pandas.Series) – Pandas Series with DatetimeIndex and head values.

  • normalize (bool, optional) – normalize the time series to values between zero and one.

Return type

float

Notes

Mean rate of negative changes in head from one day to the next, according to Richter et al. [1996].