20120131-NodeXL-Twitter- gatesfoundation network graph

    From: www.connectedaction.net
    Link: www.flickr.com/photos/marc_smith/6798899801/sizes/l/

    These are the connections among the Twitter users who recently tweeted the word gatefoundation when queried on January 31, 2012, scaled by numbers of followers (with outliers thresholded). Connections created when users reply, mention or follow one another. The data set starts on 1/29/2012 2:10 and ends on 1/31/2012 17:11 UTC. Green lines are "follows" relationships, blue lines are "reply" or "mentions" relationships.

    Layout created with the "Group Layout" feature of NodeXL which tiles bounded regions for each cluster. Clusters calculated by the Clauset-Newman-Moore algorithm are also encoded by color.

    A larger version of the image is here: www.flickr.com/photos/marc_smith/6798899801/sizes/l/

    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:
    @gatesfoundation
    @energizedtech
    @worldbank
    @usaid
    @thijs
    @kellabyte
    @care
    @harvard
    @gavialliance
    @dublialive

    Top word pairs:
    V1, V2, WEIGHT
    tropical, diseases, 191
    neglected, tropical, 173
    bill, gates, 154
    right, tools, 117
    @gatesfoundation, @usaid, 103
    read, more, 101
    via, @gatesfoundation, 99
    help, end, 96
    end, neglected, 96
    annual, letter, 83
    joining, @gatesfoundation, 74
    live, webcast, 74
    new, data, 69
    twitter, use, 69
    mobile, money, 41
    unprecedented, partnership, 41
    million, over, 39
    over, next, 39
    family, planning, 39
    @worldbank, @gatesfoundation, 38

    Graph Metric, Value
    Graph Type, Directed
    Vertices, 1000
    Unique Edges, 3732
    Edges With Duplicates, 1774
    Total Edges, 5506
    Self-Loops, 194
    Connected Components, 63
    Single-Vertex Connected Components, 54
    Maximum Vertices in a Connected Component, 922
    Maximum Edges in a Connected Component, 5408
    Maximum Geodesic Distance (Diameter), 6
    Average Geodesic Distance, 2.159495
    Graph Density, 0.004355355
    Modularity, 0.309963
    NodeXL Version, 1.0.1.199

    More NodeXL network visualizations are here: www.flickr.com/photos/marc_smith/sets/72157622437066929/ and here:
    www.nodexlgraphgallery.org/Pages/Default.aspx

    A gallery of NodeXL network data sets is available here: nodexlgraphgallery.org/Pages/Default.aspx?search=twitter

    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.

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    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.

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