From b847fec686bc1db59079412eb18063d3514ecf75 Mon Sep 17 00:00:00 2001 From: Johannes Ranke Date: Wed, 21 Dec 2016 10:35:16 +0100 Subject: TWA calculation for SFO, FOMC and DFOP (parent) --- man/twa.Rd | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 man/twa.Rd (limited to 'man/twa.Rd') diff --git a/man/twa.Rd b/man/twa.Rd new file mode 100644 index 00000000..57413b18 --- /dev/null +++ b/man/twa.Rd @@ -0,0 +1,40 @@ +\name{twa} +\alias{twa} +\title{ + Function to calculate maximum time weighted average concentrations from kinetic models fitted with mkinfit +} +\description{ +This function calculates maximum moving window time weighted average concentrations +(TWAs) for kinetic models fitted with \code{\link{mkinfit}}. Currently, only +calculations for the parent are implemented for the SFO, FOMC and DFOP models, +using the analytical formulas given in the PEC soil section of the FOCUS +guidance.} +\usage{ + twa(fit, windows) +} +\arguments{ + \item{fit}{ + An object of class \code{\link{mkinfit}}. + } + \item{windows}{ + The width of the time windows for which the TWAs should be calculated. + } +} +\value{ + A numeric vector, named using the \code{windows} argument. +} +\examples{ + fit <- mkinfit("FOMC", FOCUS_2006_C, quiet = TRUE) + twa(fit, c(7, 21)) +} +\references{ + FOCUS (2006) \dQuote{Guidance Document on Estimating Persistence and + Degradation Kinetics from Environmental Fate Studies on Pesticides in EU + Registration} Report of the FOCUS Work Group on Degradation Kinetics, + EC Document Reference Sanco/10058/2005 version 2.0, 434 pp, + \url{http://http://esdac.jrc.ec.europa.eu/projects/degradation-kinetics} +} +\author{ + Johannes Ranke +} +\keyword{ manip } -- cgit v1.2.1