dmgf_fit_model: Dispatch growth-curve model fitting

In dendRoAnalyst: A Tool for Processing and Analyzing Dendrometer Data

Dispatch growth-curve model fitting

Description

Dispatch growth-curve model fitting

Usage

dmgf_fit_model(
  method,
  x,
  y,
  x_pred,
  loess_span = 0.2,
  spline_df = 10,
  extrapolated = FALSE,
  fixed_a_value = NA_real_,
  fix_a_to_observed_max = FALSE,
  start_value_gompertz_parameters = list(a = NA_real_, b = NA_real_, k = NA_real_),
  start_value_richards_parameters = list(a = NA_real_, k = NA_real_, t0 = NA_real_, v =
    1)
)

Arguments

method	Fitting method.
x	Observed x values.
y	Observed y values.
x_pred	Prediction x values.
loess_span	Span for loess.
spline_df	Degrees of freedom for spline.
extrapolated	Logical flag for extrapolation.
fixed_a_value	Optional fixed asymptote.
fix_a_to_observed_max	Logical.
start_value_gompertz_parameters	Starting values for Gompertz.
start_value_richards_parameters	Starting values for logistic/Richards.

Value

List with pred and params.

dendRoAnalyst documentation built on May 20, 2026, 5:07 p.m.