CharacterInformation() calculates the phylogenetic information content
of a given character.
CharacterInformation(tokens)Character vector specifying the tokens assigned to each taxon for
a character. Example: c(0, 0, 0, 1, 1, 1, '?', '-').
Note that ambiguous tokens such as (01) are not supported, and should be
replaced with ?.
CharacterInformation() returns a numeric specifying the
phylogenetic information content of the character (sensu Steel & Penny
2006), in bits.
Steel2006TreeTools
Other split information functions:
SplitInformation(),
SplitMatchProbability(),
TreesMatchingSplit(),
UnrootedTreesMatchingSplit()