tii: Temporaly Irregularity Index

Description Usage Arguments Details Value Author(s) Examples

View source: R/tii.r

Description

It calculates the temporaly irregularity index according to the function sum(log(Pi+1/Pi))/(n-1), where Pi is the precipitation amount of year i, and n is the number of years.

Usage

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tii(object)

Arguments

object

is a daily or monthly precipitation serie

Details

Daily or monthly precipitation series are transformed to annual series.

Value

the temporaly irregularity index according to the function sum(log(Pi+1/Pi))/(n-1)

Author(s)

Lucas Venezian Povoa

Examples

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# Loading the monthly precipitation serie
data(monthly)

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# Calculationg the Temporaly Irregularity Index
tii(monthly)

lucasvenez/precintcon documentation built on May 21, 2019, 8:53 a.m.