Array with Pairwise Relationships
Generate an array indicating the relationship(s) between all pairs of individuals according to the pedigree.
GetRelA(Ped = NULL, GenBack = 1, patmat = TRUE)
Ped |
dataframe with columns id - dam - sire. |
GenBack |
number of generations back to consider; 1 returns parent-offspring and sibling relationships, 2 also returns grand-parental, avuncular and first cousins. |
patmat |
logical, distinguish between paternal versus maternal relative pairs? For avuncular pairs, the distinction is never made. |
a 3D array indicating if the pair has the specified relationship (1) or not (0). The various relationship considered are in the 3rd dimension:
M |
|
P |
|
FS |
full siblings, including double 'other half sibs' |
MS |
|
PS |
|
XS |
other sibs: mother of A is father of B, or vv |
etc.
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