[R-sig-ME] starting values are not correct length?

[Andrew Dolman]

That error means that you've got the wrong number of starting values,
not that the values themselves are wrong. Don't you have 4 parameters
to estimate not 6?



andydolman at gmail.com



On 18 August 2010 17:28, Michael Larkin <mlarkin at rsmas.miami.edu> wrote:
> I am trying to run a non-linear mixed effect model.  I keep getting the
> error of "starting values for the fixed component are not the correct
> length"  I tried different sized values for the starting values but keep
> getting the same error message.  Any advice would be greatly appreciated.
> My code is below.
>
>
>
> LVBbis.nlme=nlme(L~LVB(Age,t0,Lmax,K), data=datagr,
>
> fixed=list(t0~Pop-1,Lmax~Pop-1,K~Pop-1),
>
> random=t0+Lmax+K~1,
>
> start=list(fixed=c(-1.54,-1.54,710,700,0.21,0.21)))
>
>
>
>
>
> Mike
>
>
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>
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