Displaying 2 results from an estimated 2 matches for "shuffleset".
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shuffles
2012 Nov 29
0
Simper analysis with Morisita-Horn
...ws: results may be meaningless")
permutations <- 0
trace <- FALSE
comm <- as.matrix(comm)
comp <- t(combn(unique(as.character(group)), 2))
outlist <- NULL
P <- ncol(comm)
nobs <- nrow(comm)
if (length(permutations) == 1) {
perm <- shuffleSet(nobs, permutations, ...)
}
else {
perm <- permutations
}
if (ncol(perm) != nobs)
stop(gettextf("'permutations' have %d columns, but data have %d
rows",
ncol(perm), nobs))
nperm <- nrow(perm)
if (nperm > 0)
per...
2011 Nov 18
1
cca with repeated measures
Dear all,
How can I run a constrained correspondence analysis with
the following data:
15 animals were measured repeatedly month-wise (over to 2 years)
according to ther diet composition (8 food categories).
our data.frame looks like this:
food 1 2 ... 8 sex season year animal
freq 12 8 ... 1 0 summer 2011 1
freq 0 7 ... 0 1 winter 2011 1
...
freq 0 7 ... 0 1 spring 2011 15
We