S3 class of multiple fine curve fittings object.

Source: R/S3_fFITs.R

plot curve fitting VI, gradient (first order difference D1), hessian (D2), curvature (k) and the change rate of curvature(der.k)

# S3 method for fFITs
plot(x, method, ...)

Arguments

x

Fine curve fitting object fFITs() returned by curvefit().
method

Which fine curve fitting method to be extracted?
...

ignored.

Examples

library(phenofit)

#> Error in library(phenofit): there is no package called ‘phenofit’
# simulate vegetation time-series
fFUN = 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 <- fFUN(par, t)

methods <- c("AG", "Beck", "Elmore", "Gu", "Zhang") # "Klos" too slow
fFITs <- curvefit(y, t, tout, methods)

#> [doubleLog.AG]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.AG]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Beck]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Beck]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Elmore]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Elmore]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Gu]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Gu]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Zhang]: object '_phenofit_rcpp_wTSM' not found
#> [doubleLog.Zhang]: object '_phenofit_rcpp_wTSM' not found

# plot
plot(fFITs)