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acf_sum

Helper Function for ARMA to WV Approximation

Description

Indicates where the minimum ARMAacf value is and returns that as an index.

Usage

acf_sum(ar, ma, last_tau, alpha = 0.99)

Arguments

ar

A vec containing the coefficients of the AR process
ma

A vec containing the coefficients of the MA process
last_tau

An int the Jth scale of 2^(1:J)
alpha

A double indicating the cutoff.

Value

A vec containing the wavelet variance of the ARMA process.

simts

Time Series Analysis Tools

v0.1.1
AGPL-3 | file LICENSE
Authors
Stéphane Guerrier [aut, cre, cph], James Balamuta [aut, cph], Roberto Molinari [aut, cph], Justin Lee [aut], Yuming Zhang [aut], Wenchao Yang [ctb], Nathanael Claussen [ctb], Yunxiang Zhang [ctb], Christian Gunning [cph], Romain Francois [cph], Ross Ihaka [cph], R Core Team [cph]
Initial release
2019-07-21

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