Community Analysis Package
This is a variant on the
Notation as for the Euclidean measure.
This is a
measure after normalization of each sample vector
to unit length. Thus, differences caused by the relative magnitudes of the number
of individuals in each sample are removed from the comparison.
The measure is:
This is related to the
, as follows:
is the Chord distance.
This measure is also known as the taxicab or city block metric and is calculated
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