A matrix whose (i,j)th element is the proportion or number of matching
genotypes for individuals i and j.
If called with what="both"
, the lower triangle contains the
proportion and the upper triangle contains the number.
If called with what="proportion"
, the diagonal contains missing
values. Otherwise, the diagonal contains the number of typed markers
for each individual.
The output is given class "comparegeno"
so that appropriate
summary
and plot
functions may be used.