landau_index {socialh}

Landau index

Description

Function to obtain the linearity index developed by Landau (1951).

Usage

landau_index(dmatrix)

Arguments

dmatrix

dyadic matrix

Details

The function landau_index is obtained by the following expression: h = (12/n^3-n)* sum(Va - ((n-1)/2))^2, where "h" is the linearity index, "n" is the total of animals, "Va" is the total of times that animal "i" dominated other animals.

Value

h index

Author(s)

Julia P. S. Valente, Matheus Deniz, Karolini T. de Sousa.

References

Landau, H. G. (1951). On dominance relations and the structure of animal societies: I. Effect of inherent characteristics. Bulletin of Mathematical Biophysics, 13, 1-19.

See Also

dmatrix