Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The entropy was calculated using the function entropy.empirical() from the R package ‘entropy’, which estimates the Shannon entropy values based on the value empirical frequencies.
