View source: R/ch_rfa_extractamax.R
ch_rfa_extractamax | R Documentation |
Extracts the annual maxima of a daily time series
ch_rfa_extractamax(x, ...) ## S3 method for class 'formula' ch_rfa_extractamax(form, x, tol = 0, ...) ## Default S3 method: ch_rfa_extractamax(x, tol = 0, nlab = "n", ylab = "yy", ...)
x |
Data. If no formula is passed, the first column must be the value and the second the date. |
... |
Other parameters. |
form |
Formula of the form |
tol |
Filter the years having less than |
nlab, ylab |
Names for the added columns representing respectively
the number of yearly observations and the year.
If set to |
Returns a data frame containing the annual (Monthly) maxima, the date and the number of observations during the year.
Martin Durocher
out <- ch_rfa_extractamax(flow ~ date, CAN01AD002, tol = 350) head(out)
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