Harrison Beta
Compute Harrison's normalized beta-2 turnover for two sites as (S₁ + S₂ - 2C) / (S₁ + S₂), where C is shared richness. The result is zero for identical species sets and one for disjoint sets.
Description
Compute Harrison's normalized beta-2 turnover for two sites as (S₁ + S₂ - 2C) / (S₁ + S₂), where C is shared richness. The result is zero for identical species sets and one for disjoint sets.