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List:       r-sig-mixed-models
Subject:    Re: [R-sig-ME] Fixing phylogenetic heritability in MCMCglmm
From:       Jarrod Hadfield <j.hadfield () ed ! ac ! uk>
Date:       2014-12-26 6:12:39
Message-ID: 20141226061239.15704j869tg2ww4k () www ! staffmail ! ed ! ac ! uk
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Hi Manabu,

In the CRAN version it is not possible, but I have a version I can  
share that allows you to do this using a reduced mixed model  
parameterisation. What distribution is the response?

Cheers,

Jarrod




Quoting Manabu Sakamoto <manabu.sakamoto@gmail.com> on Tue, 16 Dec  
2014 21:48:44 +0000:

> Dear list,
>
> Does anyone know how to fix the heritability of the phylogenetic random
> effect in MCMCglmm in a way that is the equivalent to fixing the
> phylogenetic signal lambda to 1?
>
> I want all the variance attributed to phylogeny to remain fixed and
> unaffected by additional random effects, i.e., I want the additional random
> effects to work on the residual variance once phylogeny is accounted for.
>
> many thanks,
> Manabu
>
> --
> Manabu Sakamoto, PhD
> manabu.sakamoto@gmail.com
>
> 	[[alternative HTML version deleted]]
>
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>
>



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