novak_weibull_find_start: novak_weibull_find_start

In iadf: Analysis of Intra Annual Density Fluctuations

Description

Find good start values manually in case novak_weibull returns an error caused by insufficient default starting values.

Usage

novak_weibull_find_start(
  novak_freq_object,
  min.n = 15,
  max_a = 10,
  max_b = 3,
  max_c = 30
)

Arguments

novak_freq_object	A novak_freq_object as obtained from novak_freq
min.n	minimum number of samples within each cambial age to be included in model estimation
max_a	maximum value of manipulate slider for parameter a
max_b	maximum value of manipulate slider for parameter b
max_c	maximum value of manipulate slider for parameter c

Value

a list which can be used as input argument 'start' in novak_weibull

iadf documentation built on May 24, 2021, 5:09 p.m.