hanning: Filter data with Hanning filter order 2

In flogrc/piflow: Precipitation and discharge analysis tools with zoo vector

Description

Eliminate variations to data series to observe better the long term variation

Usage

hanning(monthly_data)

Arguments

monthly_data

[zoo] rainfall daily, monthly, seasonnality or annual data in zoo class with date in %Y-%m-%d

Value

hanzoo [zoo] vector with data after hanning filter with date in %Y-%m-%d

Author(s)

Florine Garcia ([e-mail])

Pierre L'Hermite ([e-mail])

References

A.A. Assani, (1999) Analysis of rainfall variability (1916-1996) at Lubumbashi (Congo-Kinshasa) relative to some atmospheric (southern oscillation) and oceanic (El Nino / La Nina) circulation indicators Sécheresse, vol. 10, n° 4, p. 245-252. http://www.jle.com/fr/revues/sec/e-docs/analyse_de_la_variabilite_temporelle_des_precipitations_1916_1996_a_lubumbashi_congo_kinshasa_en_relation_avec_certains_indicateurs_de_la_circulation_atmospherique_oscillation_australe_et_oceanique_el_ni_o_la_ni_a__25631/article.phtml

See Also

plot_trend function to plot

Examples

## Loading data
data("dailyPrec_bv1")

## Index
result <- hanning(dailyPrec)

flogrc/piflow documentation built on May 24, 2019, 7:34 a.m.