Re: [Rd] mclust: modelNames("E") vs modelNames=("V")

From: Brian G. Peterson <brian_at_braverock.com>
Date: Sat, 03 Sep 2011 17:27:13 -0500

On Sat, 2011-09-03 at 08:17 -0700, Nico902 wrote:
> I'm trying to use the library mclust for gaussian mixture on a numeric
> vector. The function Mclust(data,G=3) is working fine but the fitting is not
> optimal and is using modelNames="E". When I'm trying
> Mclust(data,G=3,modelName="V") I have the following message:
>
> Error in if (Sumry$G > 1) ans[c(orderedNames, "z")] else ans[orderedNames] :
> argument is of length zero
> In addition: Warning message:
> In pickBIC(object[as.character(G), modelNames, drop = FALSE], k = 3) :
> none of the selected models could be fitted
>
> Using variable variance would fit my data better, any idea how to do it?

This list is for issues related to the development of the R language itself. Wouldn't the r-help list be a more appropriate place to ask for assistance?

Regards,

-- 
Brian G. Peterson
http://braverock.com/brian/
Ph: 773-459-4973
IM: bgpbraverock

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Received on Sat 03 Sep 2011 - 22:31:07 GMT

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