% Generated by roxygen2 (4.0.1): do not edit by hand \encoding{UTF-8} \name{ErrorCrit_NSE} \alias{ErrorCrit_NSE} \title{Error criterion based on the NSE formula} \usage{ ErrorCrit_NSE(InputsCrit, OutputsModel, quiet = FALSE) } \arguments{ \item{InputsCrit}{[object of class \emph{InputsCrit}] see \code{\link{CreateInputsCrit}} for details} \item{OutputsModel}{[object of class \emph{OutputsModel}] see \code{\link{RunModel_GR4J}} or \code{\link{RunModel_CemaNeigeGR4J}} for details} \item{quiet}{(optional) [boolean] boolean indicating if the function is run in quiet mode or not, default=FALSE} } \value{ [list] list containing the function outputs organised as follows: \tabular{ll}{ \emph{$CritValue } \tab [numeric] value of the criterion \cr \emph{$CritName } \tab [character] name of the criterion \cr \emph{$CritBestValue } \tab [numeric] theoretical best criterion value \cr \emph{$Multiplier } \tab [numeric] integer indicating whether the criterion is indeed an error (+1) or an efficiency (-1) \cr \emph{$Ind_notcomputed} \tab [numeric] indices of the time-steps where InputsCrit$BoolCrit=FALSE or no data is available \cr } } \description{ Function which computes an error criterion based on the NSE formula proposed by Nash & Sutcliffe (1970). } \details{ In addition to the criterion value, the function outputs include a multiplier (-1 or +1) which allows the use of the function for model calibration: the product CritValue*Multiplier is the criterion to be minimised (e.g. Multiplier=+1 for RMSE, Multiplier=-1 for NSE). } \examples{ ## see example of the ErrorCrit function } \author{ Laurent Coron (June 2014) } \references{ Nash, J.E. and Sutcliffe, J.V. (1970), River flow forecasting through conceptual models part 1. A discussion of principles, Journal of Hydrology, 10(3), 282-290, doi:10.1016/0022-1694(70)90255-6. \cr } \seealso{ \code{\link{ErrorCrit_RMSE}}, \code{\link{ErrorCrit_KGE}}, \code{\link{ErrorCrit_KGE2}} }