20110918-NodeXL-Twitter-ubicomp graph

From: www.connectedaction.net

 

Connections among the Twitter users who recently tweeted the word ubicomp when queried on September 18, 2011, scaled by numbers of followers (with outliers thresholded). Connections created when users reply, mention or follow one another.

 

See: www.ubicomp.org/ubicomp2011/paper.html

 

Layout using the "Group Layout" composed of tiled bounded regions. Clusters calculated by the Clauset-Newman-Moore algorithm are also encoded by color.

 

(Edges connecting users are bundled and curved with recent features added to NodeXL v.177.)

 

A larger version of the image is here: www.flickr.com/photos/marc_smith/6159232714/sizes/o/in/ph...

 

Betweenness Centrality is defined here: en.wikipedia.org/wiki/Centrality#Betweenness_centrality

 

Clauset-Newman-Moore algorithm is defined here: pre.aps.org/abstract/PRE/v70/i6/e066111

 

Top most between users:

@rkmt

@ubicomp2011

@landay

@nkawa

@hxt00

@msraurjp

@marc_smith

@mikekuniavsky

@hsmcramer

@adriancheok

 

Graph Metric: Value

Graph Type: Directed

Vertices: 84

Unique Edges: 425

Edges With Duplicates: 161

Total Edges: 586

Self-Loops: 60

Connected Components: 11

Single-Vertex Connected Components: 9

Maximum Vertices in a Connected Component: 73

Maximum Edges in a Connected Component: 573

Maximum Geodesic Distance (Diameter): 5

Average Geodesic Distance: 2.396106

Graph Density: 0.063539874

NodeXL Version: 1.0.1.177

 

More NodeXL network visualizations are here: www.flickr.com/photos/marc_smith/sets/72157622437066929/

 

NodeXL is free and open and available from www.codeplex.com/nodexl

 

NodeXL is developed by the Social Media Research Foundation (www.smrfoundation.org) - which is dedicated to open tools, open data, and open scholarship.

 

The book, Analyzing social media networks with NodeXL: Insights from a connected world, is available from Morgan Kaufmann and from Amazon.

 

Marc Smith on Twitter.

 

Done