dec_equit: Decomposition of the equitability index

In diversityArch: Computes Diversity Indices for Archaeological Data

Decomposition of the equitability index

Description

Computes equitability and its decomposition

Usage

dec_equit(x, groups)

Arguments

x	Vector of dimension S (number of species) with the number of individuals observed in each species, or the distribution frequencies of species. NA values are allowed.
groups	Vector of dimension S of factors indicating the group of each species.

Value

• equitability: Equitability index.

• within: Within groups equitability.

• between: Between groups equitability.

References

Arnaud Barat, Andreu Sansó, Maite Arilla-Osuna, Ruth Blasco, Iñaki Pérez-Fernández, Gabriel Cifuentes-Alcobenda, Rubén Llorente, Daniel Vivar-Ríos, Ella Assaf, Ran Barkai, Avi Gopher, & Jordi Rosell-Ardèvol (2026) <doi:10.1007/s10816-026-09802-3>.

See Also

dec_shannon

Examples

data(Qesem_s)
dec_equit(Qesem_s$HU, Qesem_s$Group)

diversityArch documentation built on June 13, 2026, 5:07 p.m.