nodeDepthFrac {phyloTop} | R Documentation |
Fraction of nodes beyond a given depth
Description
Calculate the fraction of nodes with a depth greater than or equal to a given threshold.
Usage
nodeDepthFrac(tree, threshold)
Arguments
tree |
a tree of class |
threshold |
a threshold value for node depth. |
Value
The fraction of nodes with a depth greater than or equal to the threshold (see nodeDepth
for more details on the meaning of node depth).
Author(s)
Michelle Kendall michelle.louise.kendall@gmail.com
See Also
Examples
## Find the fraction of nodes with a depth of 5 or more, in a random tree with 20 tips:
tree <- rtree(20)
tree$edge.length <- rep(1,38) # so that the depths are easier to view in a plot
plot(tree)
nodeDepthFrac(tree,threshold=5)
[Package phyloTop version 2.1.2 Index]