Posts Tagged ‘ Gephi ’

Grexit stage left: visualizing the online discussion around Greece’s possible Euro exit

May 24, 2012
By
Grexit stage left: visualizing the online discussion around Greece’s possible Euro exit

  While Tsipras and his Syriza coalition have been busy in Greek parliament, the Internet has been a-buzz with speculation that their platform will result in a Greek exit from the Euro currency.  This prospect, affectionately dubbed “Grexit” by Citi… Read more ›

Read more »

Visual Summary of #jan25 Twitter Activity

January 29, 2012
By
Visual Summary of #jan25 Twitter Activity

  Last year, I covered a number of the so-called “Twitter protests” in China (#cn220), Iran (#25bahman), and Algeria (#fev12).  Since these protests began in January 2011, the Arab Spring has claimed many members of both ruling and revolting groups … Continue reading →

Read more »

Information Transmission in a Social Network: Dissecting the Spread of a Quora Post

September 7, 2011
By
Information Transmission in a Social Network: Dissecting the Spread of a Quora Post

tl;dr See this movie visualization for a case study on how a post propagates through Quora. How does information spread through a network? Much of Quora’s appeal, after all, lies in its social graph — and when you’ve got a network of users, all broadcasting their activities to their neighbors, information can cascade in multiple

Read more »

Data preparation for Social Network Analysis using R and Gephi

June 2, 2010
By
Data preparation for Social Network Analysis using R and Gephi

I want to share my experience in generating the data for social network analysis using R and analyzing it using Gephi... WHICH DATA STRUCTURE TO USE FOR LARGE GRAPHS?I quickly realized that using edge lists and adjacency matrix gets difficult as the g...

Read more »

Social Network Analysis using R and Gephis

April 28, 2010
By
Social Network Analysis using R and Gephis

After learning the basics of R, I decided to learn something harder last week. I picked Social Network Analysis (SNA) to learn the concepts of SNA and R. My primary interest in SNA is visual exploration of networks, so I needed to find a tool first.&n...

Read more »