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RunModel_GR1A.Rd 3.92 KiB
\encoding{UTF-8}
\name{RunModel_GR1A}
\alias{RunModel_GR1A}
\title{Run with the GR1A hydrological model}
\usage{
RunModel_GR1A(InputsModel, RunOptions, Param)
\arguments{
\item{InputsModel}{[object of class \emph{InputsModel}] see \code{\link{CreateInputsModel}} for details}
\item{RunOptions}{[object of class \emph{RunOptions}] see \code{\link{CreateRunOptions}} for details}
\item{Param}{[numeric] vector of 1 parameter
\tabular{ll}{                                                                      
GR1A X1      \tab model parameter [-] \cr
\value{
[list] list containing the function outputs organised as follows:                                         
         \tabular{ll}{                                                                                         
         \emph{$DatesR  }          \tab [POSIXlt] series of dates                                                     \cr
         \emph{$PotEvap }          \tab [numeric] series of input potential evapotranspiration [mm/y]                 \cr
         \emph{$Precip  }          \tab [numeric] series of input total precipitation [mm/y]                          \cr
         \emph{$Qsim    }          \tab [numeric] series of simulated discharge [mm/y]                                \cr
         \emph{$StateEnd}          \tab [numeric] states at the end of the run (NULL) [-] \cr         
         (refer to the provided references or to the package source code for further details on these model outputs)
\description{
Function which performs a single run for the GR1A annual lumped model over the test period.
\details{
For further details on the model, see the references section.
For further details on the argument structures and initialisation options, see \code{\link{CreateRunOptions}}.
\examples{
library(airGR)
## loading catchment data
data(L0123001)
## conversion of example data from daily to yearly time step
TabSeries       <- data.frame(BasinObs$DatesR, BasinObs$P, BasinObs$E, BasinObs$T, BasinObs$Qmm)
TimeFormat      <- "daily"
NewTimeFormat   <- "yearly"
ConvertFun      <- c("sum", "sum", "mean", "sum")
YearFirstMonth  <- 09;
NewTabSeries    <- SeriesAggreg(TabSeries = TabSeries, TimeFormat = TimeFormat, 
                                NewTimeFormat = NewTimeFormat, ConvertFun = ConvertFun, 
                                YearFirstMonth = YearFirstMonth)
BasinObs        <- NewTabSeries
names(BasinObs) <- c("DatesR", "P", "E", "T", "Qmm")
## preparation of the InputsModel object
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InputsModel <- CreateInputsModel(FUN_MOD = RunModel_GR1A, DatesR = BasinObs$DatesR, Precip = BasinObs$P, PotEvap = BasinObs$E) ## run period selection Ind_Run <- seq(which(format(BasinObs$DatesR, format = "\%Y")=="1990"), which(format(BasinObs$DatesR, format = "\%Y")=="1999")) ## preparation of the RunOptions object RunOptions <- CreateRunOptions(FUN_MOD = RunModel_GR1A, InputsModel = InputsModel, IndPeriod_Run = Ind_Run) ## simulation Param <- c(0.840) OutputsModel <- RunModel_GR1A(InputsModel = InputsModel, RunOptions = RunOptions, Param = Param) ## results preview plot(OutputsModel, Qobs = BasinObs$Qmm[Ind_Run]) ## efficiency criterion: Nash-Sutcliffe Efficiency InputsCrit <- CreateInputsCrit(FUN_CRIT = ErrorCrit_NSE, InputsModel = InputsModel, RunOptions = RunOptions, Qobs = BasinObs$Qmm[Ind_Run]) OutputsCrit <- ErrorCrit_NSE(InputsCrit = InputsCrit, OutputsModel = OutputsModel) } \author{ Laurent Coron, Claude Michel } \references{ Mouelhi S. (2003), Vers une chaîne cohérente de modèles pluie-débit conceptuels globaux aux pas de temps pluriannuel, annuel, mensuel et journalier, PhD thesis (in French), ENGREF, Cemagref Antony, France. \cr } \seealso{ \code{\link{CreateInputsModel}}, \code{\link{CreateRunOptions}}. }