Internal function
internal_process(subgroup, window_size, threshold_year)
| subgroup | A subgroup of the pre-processed data groups,
generated by |
|---|---|
| window_size | The maximum length of the scanning period.
Can be an integer giving the number of days, the result
of a call to function |
| threshold_year | The length of the yearly test period.
Can be an integer giving the number of days, the result
of a call to function |
A data frame object of classified / labelled journeys.