skbio.diversity.alpha.
menhinick
(counts)[source]¶Calculate Menhinick’s richness index.
State: Experimental as of 0.4.0.
Menhinick’s richness index is defined as:
where \(S\) is the number of OTUs and \(N\) is the total number of individuals in the sample.
Assumes square-root accumulation.
Parameters: | counts (1-D array_like, int) – Vector of counts. |
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Returns: | Menhinick’s richness index. |
Return type: | double |
Notes
Based on the description in [1].
References
[1] | Magurran, A E 2004. Measuring biological diversity. Blackwell. pp. 76-77. |