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japanesepines
2011 Feb 16
1
help with spatstat ppp transformation data
...tion of lizards in Spain and
Germany. For this I am using the spatstat package of R to make a
Kolmogorov-Smirnov
test of CSR of unmarked points data.
I have problems transforming the data to ppp class, and I would like to know
if you can help me. I have already made the test with the data of
'japanesepines' that comes with the package, and is very easy, I could do
it. But when trying with my own dataframe, I cannot transform them to ppp
class, this is what appears:
p<-ppp(x,y, c(0,40), c(0,80))
Error en ppp(x, y, c(0, 40), c(0, 80)) :
coordinate vectors x and y are not of equal length
S...