[R-sig-ME] graphics to show crossed random-effects

[Simon Harmel]

Dear Thierry,

Thanks, what do you think about this one:
https://github.com/hkil/m/blob/master/Cros.PNG

Simon

On Fri, Jul 17, 2020 at 8:32 AM Thierry Onkelinx <thierry.onkelinx using inbo.be>
wrote:

> Dear Simon,
>
> I think you need to plot the crossed random effects on different axes to
> illustrate their independence. E.g. the first on the x-axis, the second on
> the y-axis and the density on the z-axis.
>
> Best regards,
>
> ir. Thierry Onkelinx
> Statisticus / Statistician
>
> Vlaamse Overheid / Government of Flanders
> INSTITUUT VOOR NATUUR- EN BOSONDERZOEK / RESEARCH INSTITUTE FOR NATURE AND
> FOREST
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>
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>
> Op do 16 jul. 2020 om 20:34 schreef Simon Harmel <sim.harmel using gmail.com>:
>
>> Good afternoon,
>>
>> Given lme4 package in R, I often show a random-intercept model (i.e., y~1
>> +
>> (1|grouping)) using a picture like:
>> https://github.com/hkil/m/blob/master/mlm.PNG.
>>
>> I wonder how to extend this picture to show a fully crossed
>> random-intercepts model of the form: y~1 + (1|grouping_1) +
>> (1|grouping_2) ?
>>
>> Specifically, do I need to have 2 red, level-2 distributions
>> (side-by-side)
>> each for showing the random intercepts of each grouping_j and if so, is
>> there any way to show the "crossing*"* of the two random-effects in the
>> picture?
>>
>> Many thanks,
>> Simon
>>
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>>
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