ction returns the O-statistic for the community as a numeric value. If
<code>raw = TRUE</code>, instead a list is returned, where the first element <code>value</code> is
the numeric value, and the second element <code>raw</code> is a data frame with all the raw
pairwise overlaps.</p>
    </div>
    <div id="details">
    <h2>Details</h2>
    <p>The function evaluates weighted mean or median of overlaps of density
estimates of all species in a community taking complete cases with species abundances
greater t