skbio.diversity.alpha.
dominance
(counts)[source]¶Calculate dominance.
State: Experimental as of 0.4.0.
Dominance is defined as
where \(p_i\) is the proportion of the entire community that OTU \(i\) represents.
Dominance can also be defined as 1 - Simpson’s index. It ranges between 0 and 1.
Parameters: | counts (1-D array_like, int) – Vector of counts. |
---|---|
Returns: | Dominance. |
Return type: | double |
See also
Notes
The implementation here is based on the description given in [1].
References
[1] | http://folk.uio.no/ohammer/past/diversity.html |