Added an examination of the sorensen index in a spatial context, also discovered that the analytical expections are positively biased from the true expected sorensen but only to a very small degree
Added an examination of the sorensen index in a spatial context, also discovered that the analytical expections are positively biased from the true expected sorensen but only to a very small degree

weecology/mete-spatial,weecology/mete-spatial,weecology/mete-spatial,weecology/mete-spatial