| pedigree {lme4} | R Documentation |
Construct an object of class "pedigree", more
conveniently than by new("pedigree", ....).
pedigree(sire, dam, label)
sire |
numeric vector (with some NA entries) of integer IDs,
denoting a previous entry in the pedigree corresponding to
the current entry's “father”. |
dam |
similarly as sire for the “mother” of each entry. |
label |
a vector coercable to "character" of the same
length as sire and dam giving a unique ID for the
corresponding entry. |
an object of formal class "pedigree".
the pedigree class.
example("pedigree-class") ## 'p1' pedigree object `the hard way'
ped <- pedigree(sire = c(NA,NA,1, 1,4,5),
dam = c(NA,NA,2,NA,3,2), label= 1:6)
## note that 'label' is coerced to character automatically
ped
stopifnot(identical(ped, p1))