Displaying 3 results from an estimated 3 matches for "tysa".
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tys
2013 Jan 04
3
help "reshaping" dataframe
...2003 202 1 2021 MOBO 1 1
5 2003 202 2 2021 MOBO 1 2
6 2003 202 3 2021 MOBO 1 3
7 2003 202 4 2021 MOBO 1 4
8 2003 202 1 2021 SILU 1 1
9 2003 202 4 2021 SILU 1 4
10 2003 202 5 2021 TYSA 1 5
11 2003 202 1 2021 ZEAU 1 1
12 2003 202 3 2021 ZEAU 1 3
13 2003 202 4 2021 ZEAU 1 4
14 2003 202 5 2021 ZEAU 1 5
15 2003 202 1 2021 ZOCA 1 1
16 2003 202 4 2021 ZOCA 1 4
17 2003 202...
2012 Nov 21
1
Listing elements of a 4D array
Dear list,
I'm having trouble to see how my elements on a 4 dimensional array are
listed.
For example, I generated the following array:
junk.melt=melt(occ.data,id.var=c("Especie", "Site", "Rep", "Año"),
measure.var="Pres")
y=cast(junk.melt, Site ~ Rep ~ Especie ~ Año)
Now, I want to be able to look at how my species (Especie) are listed, in
2013 Jan 16
4
Changing frequency values to 1 and 0
Dear list,
I'm working with a large data set, where I grouped several species in one
group (guild). Then I reshaped my data as shown below. Now, I just want to
have "Rep" only as 1 or 0.
I'm not being able to change the values of rep>=1 to 1... tried many things
and I'm not being successful!
> melting=melt(occ.data,id.var=c("guild", "Site",