To convert the parameters of fmx object into unrestricted parameters.
fmx2dbl(
x,
distname = x@distname,
pars = x@pars,
K = dim(pars)[1L],
w = x@w,
...
)Function fmx2dbl returns a numeric
For the first parameter
\(A_1 \rightarrow A_1\)
\(A_2 \rightarrow A_1 + \exp(\log(d_1))\)
\(A_k \rightarrow A_1 + \exp(\log(d_1)) + \cdots + \exp(\log(d_{k-1}))\)
For mixing proportions to multinomial logits.
For 'norm': sd -> log(sd)
for 'GH': B -> log(B), h -> log(h)
dbl2fmx