is_internode | R Documentation |
Check if each taxon is an internode. An internode is a taxon with exactly one supertaxon and one subtaxon. These taxa can be removed without losing information on the relationships of the remaining taxa.
is_internode(x)
x |
The object to get internodes for, such as a taxonomy object. |
Other internode functions:
internodes()
x <- taxonomy(c('Carnivora', 'Felidae', 'Panthera', 'Panthera leo',
'Panthera tigris', 'Ursidae', 'Ursus', 'Ursus arctos'),
supertaxa = c(NA, 1, 2, 3, 3, 1, 6, 7))
is_internode(x)
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