Function to obtain the linearity index developed by Landau (1951).
Usage
landau_index(dmatrix)
Value
h index
Arguments
dmatrix
dyadic matrix
Author
Julia P. S. Valente, Matheus Deniz, Karolini T. de Sousa.
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.
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.