getSisters {phytools} | R Documentation |
This function takes a tree and node or tip number of label and returns the number or label of the sister or sisters to that node or tip.
getSisters(tree, node, mode=c("number","label"))
tree |
object of class |
node |
a node number, tip number, node label, or tip label. |
mode |
an optional string indicating whether to return the node or tip number(s) or the node or tip label(s), if available. |
If mode="number"
this function returns an integer or vector containing the node number of numbers of the sister node or tip. If mode="label"
that this function returns a list containing up to two vectors: one for the node numbers of labels of sister nodes (if available); and the other containing the tip labels of the sister tips.
Liam Revell liam.revell@umb.edu
Revell, L. J. (2012) phytools: An R package for phylogenetic comparative biology (and other things). Methods Ecol. Evol., 3, 217-223.