lotka: Lotka's law coefficient estimation

In massimoaria/bibliometrix: Comprehensive Science Mapping Analysis

Lotka's law coefficient estimation

Description

It estimates Lotka's law coefficients for scientific productivity (Lotka A.J., 1926).

Usage

lotka(M)

Arguments

M	is an object of the class 'bibliometrixDB'.

Details

Reference: Lotka, A. J. (1926). The frequency distribution of scientific productivity. Journal of the Washington academy of sciences, 16(12), 317-323.

Value

The function lotka returns a list of summary statistics of the Lotka's law estimation of an object of class bibliometrix.

the list contains the following objects:

Beta		Beta coefficient
C		Constant coefficient
R2		Goodness of Fit
fitted		Fitted Values
p.value		Pvalue of two-sample Kolmogorov-Smirnov test between the empirical and the theoretical Lotka's Law distribution (with Beta=2)
AuthorProd		Authors' Productivity frequency table
g		Lotka's law plot
g_shiny		Lotka's law plot for biblioshiny

See Also

biblioAnalysis function for bibliometric analysis

summary method for class 'bibliometrix'

Examples

data(management, package = "bibliometrixData")
L <- lotka(management)
L

massimoaria/bibliometrix documentation built on June 15, 2025, 2:06 a.m.