neelsoumya / cosmic_loneliness_equation

Cosmic loneliness equation

cosmic_loneliness_equation

Introduction

Cosmic loneliness equation

Code

script.R Code to calculate the minimum value of the lifetime of an advanced civilization so that it can detect the presence of another advanced radio transmitting civilization

https://github.com/neelsoumya/cosmic_loneliness_equation/blob/main/script.R

app.R an interactive graphical user interface for playing around with the parameters

https://github.com/neelsoumya/cosmic_loneliness_equation/blob/main/cosmic_loneliness/app.R

Installation

• Install R

  https://www.r-project.org/

• and R Studio

https://www.rstudio.com/products/rstudio/download/preview/

• Install the following packages in R:

install.packages('rmarkdown')
install.packages('knitr')
install.packages('ggplot2')
install.packages('shiny')

or

run the following script installer_R.R from the command line

R --no-save < installer_R.R

• Download a zip file of this repository and unzip it

or

clone it

git clone https://github.com/neelsoumya/cosmic_loneliness_equation

cd cosmic_loneliness_equation

• Go to this new directory and set working directory to this directory in R Studio.

setwd('~/cosmic_loneliness_equation')

In R Studio run the script script.R (by clicking on the Source button)

or

Go to your terminal

and type

R --no-save < script.R

• The shiny app app.R is an interactive graphical user interface for playing around with the parameters

https://github.com/neelsoumya/cosmic_loneliness_equation/blob/main/cosmic_loneliness/app.R

It can be run with the following command from the R command line (from the root of the directory)

library(shiny)
shiny::runApp('cosmic_loneliness')

or open the file app.R

https://github.com/neelsoumya/cosmic_loneliness_equation/blob/main/cosmic_loneliness/app.R

in R Studio and click on the button named Run App

Application

A free instance of this shiny application can also be accessed here

https://sb2333medschl.shinyapps.io/cosmic_loneliness

Resources

http://www.netlogoweb.org/launch#http://ccl.northwestern.edu/netlogo/models/models/Sample%20Models/Biology/Fireflies.nlogo

https://www.wolframalpha.com/input?i2d=true&i=Divide%5B1%2CPower%5B%5C%2840%29x-10%5C%2841%29%2C2%5D%2B5%5D

https://ccl.northwestern.edu/netlogo/models/Daisyworld

Manuscript and citation

Forthcoming

Contact

Soumya Banerjee

[e-mail]

[e-mail]