## load of catchment data
require(airGR)
data(L0123001)

## preparation of the InputsModel object
InputsModel <- CreateInputsModel(FUN_MOD=RunModel_GR4J,DatesR=BasinObs$DatesR,
                                 Precip=BasinObs$P,PotEvap=BasinObs$E)

## run period selection
Ind_Run <- seq(which(format(BasinObs$DatesR,format="%d/%m/%Y %H:%M")=="01/01/1990 00:00"),
               which(format(BasinObs$DatesR,format="%d/%m/%Y %H:%M")=="31/12/1999 00:00"))

## preparation of the RunOptions object
RunOptions <- CreateRunOptions(FUN_MOD=RunModel_GR4J,InputsModel=InputsModel,IndPeriod_Run=Ind_Run)

## simulation
Param <- c(734.568,-0.840,109.809,1.971)
OutputsModel <- RunModel(InputsModel=InputsModel,RunOptions=RunOptions,Param=Param,FUN=RunModel_GR4J)

## efficiency criterion: Nash-Sutcliffe Efficiency
InputsCrit <- CreateInputsCrit(FUN_CRIT=ErrorCrit_NSE,InputsModel=InputsModel,
                               RunOptions=RunOptions,Qobs=BasinObs$Qmm[Ind_Run])
OutputsCrit <- ErrorCrit_NSE(InputsCrit=InputsCrit,OutputsModel=OutputsModel)
cat(paste("  Crit  ",OutputsCrit$CritName,"  ",round(OutputsCrit$CritValue,4),"\n",sep=""))

## efficiency criterion: Nash-Sutcliffe Efficiency on log-transformed flows
transfo <- "log"
InputsCrit <- CreateInputsCrit(FUN_CRIT=ErrorCrit_NSE,InputsModel=InputsModel,
                               RunOptions=RunOptions,Qobs=BasinObs$Qmm[Ind_Run],transfo=transfo)
OutputsCrit <- ErrorCrit_NSE(InputsCrit=InputsCrit,OutputsModel=OutputsModel)
cat(paste("  Crit  ",OutputsCrit$CritName,"  ",round(OutputsCrit$CritValue,4),"\n",sep=""))

## efficiency criterion: Nash-Sutcliffe Efficiency above a threshold (q75%)
BoolCrit <- rep(TRUE,length(BasinObs$Qmm[Ind_Run])); 
BoolCrit[BasinObs$Qmm[Ind_Run]<quantile(BasinObs$Qmm[Ind_Run],0.75,na.rm=TRUE)] <- FALSE;
InputsCrit <- CreateInputsCrit(FUN_CRIT=ErrorCrit_NSE,InputsModel=InputsModel,
                               RunOptions=RunOptions,Qobs=BasinObs$Qmm[Ind_Run],BoolCrit=BoolCrit)
OutputsCrit <- ErrorCrit_NSE(InputsCrit=InputsCrit,OutputsModel=OutputsModel)
cat(paste("  Crit  ",OutputsCrit$CritName,"  ",round(OutputsCrit$CritValue,4),"\n",sep=""))

## efficiency criterion: Kling-Gupta Efficiency
InputsCrit <- CreateInputsCrit(FUN_CRIT=ErrorCrit_KGE,InputsModel=InputsModel,
                               RunOptions=RunOptions,Qobs=BasinObs$Qmm[Ind_Run])
OutputsCrit <- ErrorCrit_KGE(InputsCrit=InputsCrit,OutputsModel=OutputsModel)
cat(paste("  Crit  ",OutputsCrit$CritName,"  ",round(OutputsCrit$CritValue,4),"\n",sep=""))
cat(paste("SubCrit  ",OutputsCrit$SubCritNames,"  ",round(OutputsCrit$SubCritValues,4),"\n",sep=""))

## efficiency criterion: Kling-Gupta Efficiency below a threshold (q10%) on log-trqansformed flows
transfo  <- "log"
BoolCrit <- rep(TRUE,length(BasinObs$Qmm[Ind_Run])); 
BoolCrit[BasinObs$Qmm[Ind_Run]>quantile(BasinObs$Qmm[Ind_Run],0.10,na.rm=TRUE)] <- FALSE;
InputsCrit <- CreateInputsCrit(FUN_CRIT=ErrorCrit_KGE,InputsModel=InputsModel,RunOptions=RunOptions,
                               Qobs=BasinObs$Qmm[Ind_Run],BoolCrit=BoolCrit,transfo=transfo)
OutputsCrit <- ErrorCrit_KGE(InputsCrit=InputsCrit,OutputsModel=OutputsModel)
cat(paste("  Crit  ",OutputsCrit$CritName,"  ",round(OutputsCrit$CritValue,4),"\n",sep=""))
cat(paste("SubCrit  ",OutputsCrit$SubCritNames,"  ",round(OutputsCrit$SubCritValues,4),"\n",sep=""))