seasratio: Seasonality Ratio

Description Usage Arguments Details Value Author(s) References See Also Examples

Description

Calculates the seasonality ratio for two seasons.

Usage

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seasratio(lfobj,
          breakdays,
          Q = 95)

Arguments

lfobj

An object of class "lfobj"

breakdays

One or two dates defining the summer/winter season

Q

Which quantile to use (standard = Q95)

Details

If breakdays is a single day, e.g. "01/06", the start of the hydrological year is taken as the second breakday. If other seasons are to be specified, a vector of two breakdays is needed.

Value

The seasonality ratio.

Author(s)

Daniel Koffler and Gregor Laaha

References

Laaha, G. and Bl\"oschl, G. (2006), Seasonality indices for regionalizing low flows. Hydrol. Process., 20

See Also

seasindex

Examples

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data(ngaruroro)
#Start of the hydrological year (01/12) is taken as second breakday
seasratio(ngaruroro, breakdays = "01/07")

#Two breakdays
seasratio(ngaruroro, breakdays = c("01/03","01/09"))

lfstat documentation built on May 2, 2019, 6:07 p.m.