get_GOF | R Documentation |
Goodness-of-fitting (GOF) of fine curve fitting results.
get_GOF(x, ...) ## S3 method for class 'list' get_GOF(x, ...) ## S3 method for class 'fFITs' get_GOF(x, ...) ## S3 method for class 'fFIT' get_GOF(x, data, ...)
x |
|
... |
ignored. |
data |
A data.frame with the columns of |
meth
: The name of fine curve fitting method
RMSE
: Root Mean Square Error
NSE
: Nash-Sutcliffe model efficiency coefficient
R
: Pearson-Correlation
R2
: determined coefficient
pvalue
: pvalue of R
n
: The number of observations
https://en.wikipedia.org/wiki/Nash-Sutcliffe_model_efficiency_coefficient
https://en.wikipedia.org/wiki/Pearson_correlation_coefficient
curvefit()
library(phenofit) # simulate vegetation time-series FUN = doubleLog.Beck par = c( mn = 0.1, mx = 0.7, sos = 50, rsp = 0.1, eos = 250, rau = 0.1) t <- seq(1, 365, 8) tout <- seq(1, 365, 1) y <- FUN(par, t) methods <- c("AG", "Beck", "Elmore", "Gu", "Zhang") # "Klos" too slow fit <- curvefit(y, t, tout, methods) # `fFITs` (fine-fitting) object fits <- list(`2001` = fit, `2002` = fit) # multiple years l_param <- get_param(fits) d_GOF <- get_GOF(fits) d_fitting <- get_fitting(fits) l_pheno <- get_pheno(fits, "AG", IsPlot=TRUE)
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