[Traminer-users] Problems passing/using group command

[Michael Corey]

Thanks, that worked great.

On Wed, Sep 19, 2012 at 4:07 AM, Alexis Gabadinho <Alexis.Gabadinho at unige.ch
> wrote:

>  Hi Michael,
>
> Indeed, the solution is to first transform your spell data into the sts
> format using seqformat and then to merge it with the demographic data.
> Otherwise you get the error message since you pass as group argument a
> vector that contains much more rows than the number of sequences in your
> sequence object.
>
> Alexis
>
>
> Le 19. 09. 12 08:33, Hadrien Commenges a écrit :
>
> Hi Michael,
>
> I think you don't have to merge your demographic data with your
> states/events data, it seems to me that it's the source of your problem.
> For my part, I always work with two objects: the state/event object (sts
> object) and a dataframe with individual's id and variables. Try to convert
> your spell data without the status variable (educ4), and to get your
> individual's data in a separate dataframe. Then you can try :
>
> seqiplot(data.seq, group = individuals$group, ...)
>
> Hope it helps.
>
> Hadrien
>
> ------------------------------
> *De: *"Michael Corey" <michael.corey at gmail.com> <michael.corey at gmail.com>
> *À: *Traminer-users at lists.r-forge.r-project.org
> *Envoyé: *Mercredi 19 Septembre 2012 02:17:05
> *Objet: *[Traminer-users] Problems passing/using group command
>
>  Hi All,
>
>
>  I'm having a problem using the group function in TraMineR. I have a data
> set that contains SPELL data, so multiple rows per case. I also have
> demographic data per case, at one row per case. I merge these together and
> end up with data that has a demographic covariate per row, so multiple rows
> per case. An example of this data would be:
>
> id startmin stopmin activity educ4
> 4      1      20       work    HS
> 4      20     40       play    HS
> 8      1      15       sleep   College
> 8      15     40       work    College
>
>  I can make sequence data from this, but when I try to run a plot using
> the group command
>
>       seqiplot(atus<
>  /span>.seq, group = atus.**seqdata$educ4, border=NA,
>
>                withlegend="right",  cex.plot=.55)
>
>  it tells me:
>
>     >"Error: group mu
>  st conta
> n one value for each row in the sequence object".
>
>  I have gotten this to work with the example of the mvad data in the
> training manual, but I can't seem to get it to work with the groups,
> whether I link to the original demographic data, the merged data, or try to
> pass the covariates by seqformat and seqdef. Ideas?
>
> Thanks,
>
> Michael
>
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