bibliometrix (version 2.3.2)

histNetwork: Historical co-citation network

Description

histNetwork creates a historical citation network from a bibliographic data frame.

Usage

histNetwork(M, min.citations = 1, sep = ";", verbose = TRUE)

Arguments

M

is a bibliographic data frame obtained by the converting function convert2df. It is a data matrix with cases corresponding to manuscripts and variables to Field Tag in the original SCOPUS and Clarivate Analitics Web of Science file.

min.citations

is a positive integer. It sets the minimum number of citations for the documents included in the analysis. It can be greater than or equal to 1. The default is min.citations = 1.

sep

is the field separator character. This character separates strings in CR column of the data frame. The default is sep = ";".

verbose

is logical. If TRUE, results are printed on screen.

Value

histNetwork returns an object of class "list" containing the following components:

NetMatrix		the historical co-citation network matrix
histData		the set of n most cited references

See Also

convert2df to import and convert an ISI or SCOPUS Export file in a bibliographic data frame.

summary to obtain a summary of the results.

plot to draw some useful plots of the results.

biblioNetwork to compute a bibliographic network.

Examples

# NOT RUN {
data(scientometrics)

histResults <- histNetwork(scientometrics, min.citations = 10, sep = ";")


# }