pastas.stats.signatures.low_pulse_count#
- low_pulse_count(series, quantile=0.2)[source]#
Number of times the series drops below a certain threshold.
- Parameters
series (pandas.Series) – Pandas Series with DatetimeIndex and head values.
quantile (float, optional) – Quantile used as a threshold.
- Returns
Number of times the series exceeds a certain threshold.
- Return type
Notes
Number of times during which the groundwater head drops below a certain threshold. The threshold is defined as the 20th percentile of non-exceedance Richter et al. [1996].