[R] Calculating just a single row of dissimilarity/distance matrix

Eric Berger er|cjberger @end|ng |rom gm@||@com
Fri Oct 26 15:42:15 CEST 2018


> first_row_dist <- as.numeric(gower_dist)[1:(attr(gower_dist,"Size")-1)]

will give you the distances of the first row from the subsequent rows.

HTH,
Eric





On Fri, Oct 26, 2018 at 4:07 PM Aerenbkts bkts <aerenbkts using gmail.com> wrote:

> I have a data-frame with 30k rows and 10 features. I would like to
> calculate distance matrix like below;
>
> gower_dist <- daisy(data-frame, metric = "gower"),
>
>
> This function returns whole dissimilarity matrix. I want to get just
> the first row.
> (Just distances of the first element in data-frame). How can I do it?
> Do you have an idea?
>
>
> Regards
>
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>
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