[R] error message in package "FD", function dbFD ()

William Dunlap wdunlap at tibco.com
Wed Jul 15 17:57:06 CEST 2015


Try doing
    rownames(x) <- x["Species"]
before running dbFD.  The function is probably using the row and column
names of its inputs as species names, not a certain row or column of the
data.

Bill Dunlap
TIBCO Software
wdunlap tibco.com

On Wed, Jul 15, 2015 at 6:47 AM, lauraRIG <laura.riggi at slu.se> wrote:

> Dear R community,
>
> I  have some trouble with the dbFD function in the FD package.
> > str(a)
> 'data.frame':    150 obs. of  48 variables:
> > str(x)
> 'data.frame':    48 obs. of  9 variables:
>
> ex1 <- dbFD(x,a)
> Error in dbFD(x, a) :
>   Species labels in 'x' and 'a' need to be identical and ordered
> alphabetically (or simply in the same order).
>
> I have checked multiple time the data set but this message keeps on
> appearing. The names of the species are identical in both data.frames.
>
> I was wondering if you could help me by giving me an example of an excel
> trait and species matrix table to upload for this package. Below is a
> snapshop of my data. I have also checked that there are no NA’s problems
> and
> that there is no species abundance = 0 or no community with 0 species.
>
> Thank you for any advice!
> Best
> Laura
>
> Species table (a)
> Agonum_assimile Agonum_dorsale  Agonum_gracile  Agonum_gracilipes
> 2       3       0       0
> 0       6       0       0
> 1       10      0       0
> 1       5       0       0
> 0       8       0       0
> 2       7       0       0
> 1       6       0       0
>
>
> Trait table(x)
>
> Species          SizeCategoy Ecology    Reproduction    Diet    Wing
> Agonum_assimile C       nocturnal       spring  Carnivorous
>  Brachypterous
> Agonum_dorsale          B       nocturnal       spring  Carnivorous
>  Macropterous
> Agonum_gracile         B        diurnal spring  Carnivorous
>  Macropterous
> Agonum_gracilipes       B       both            spring  Carnivorous
>  Macropterous
>
>
>
>
>
> --
> View this message in context:
> http://r.789695.n4.nabble.com/error-message-in-package-FD-function-dbFD-tp4709896.html
> Sent from the R help mailing list archive at Nabble.com.
>
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