msscount {mefa} | R Documentation |
The function merges two objects of class 'sscount'.
msscount(ssc1, ssc2)
ssc1 |
an object of class 'sscount'. |
ssc2 |
an object of class 'sscount'. |
A result is an object of class 'sscount'.
data |
data frame with columns sample , species , segment , count .
First three columns are factors, count is numeric. |
zc |
flag for rows with 0 total count, zc="zero.count" . Different zc flags for
ssc1 and ssc2 are united. |
nsamples |
number of samples (levels) in data column sample . |
nspecies |
number of species (levels) in data column species ,
"pseudo-species" created according to zc is excluded. |
segment.levels |
list of levels in data column segment . |
Merge operation terminates with error message if zero count identifier of one 'sscount' object is a valid species identifier for the other 'sscount' object.
Peter Solymos, Solymos.Peter@aotk.szie.hu, http://www.univet.hu/users/psolymos/personal/
ss <- data.frame( cbind( c("sample1","sample1","sample2","sample2","sample3","sample4"), c("species1","species1","species1","species2","species3","zero.count"), c("male","female","male","female","male","male") ), c(1, 2, 10, 3, 4, 1) ) colnames(ss) <- c("sample.id", "species.id", "gender", "catch") ss2 <- ss[1:5,] ssc1 <- sscount(ss, zc="zero.count") ssc2 <- sscount(ss2) msscount(ssc1, ssc1) msscount(ssc1, ssc2) msscount(ssc2, ssc2)