20120131-NodeXL-Twitter- rwjf network graph : 無料・フリー素材/写真
20120131-NodeXL-Twitter- rwjf network graph / Marc_Smith
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
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| 説明 | From: www.connectedaction.netLink: www.flickr.com/photos/marc_smith/6798665887/sizes/l/These are the connections among the Twitter users who recently tweeted the word rwjf 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 1/24/2012 14:21 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/6798665887/sizes/l/Betweenness Centrality is defined here: en.wikipedia.org/wiki/Centrality#Betweenness_centralityClauset-Newman-Moore algorithm is defined here: pre.aps.org/abstract/PRE/v70/i6/e066111Top most between users: @rwjf_pubhealth@rwjf@rwjf_humancap@publichealth@rwjf_vp@rwjf_chdobesity@rwjf_qualequal@pps_placemaking@preventioninst@ndepV1, V2, WEIGHTpublic, health, 83new, school, 74school, meal, 64meal, nutrition, 52nutrition, standards, 47@usda, released, 41biggest, barrier, 38preventing, diabetes, 38diabetes, program, 37program, chair, 37@rwjf_pubhealth, interview, 37first, new, 35health, costs, 34designing, healthy, 34healthy, communities, 34community, design, 33public, #transportation, 32released, first, 32@childrenshealth, reduced, 32reduced, arrival, 32Graph Metric: ValueGraph Type: DirectedVertices: 699Unique Edges: 6021Edges With Duplicates: 1756Total Edges: 7777Self-Loops: 296Connected Components: 28Single-Vertex Connected Components: 27Maximum Vertices in a Connected Component: 672Maximum Edges in a Connected Component: 7711Maximum Geodesic Distance (Diameter): 5Average Geodesic Distance: 2.166688Graph Density: 0.013492464Modularity: 0.23967NodeXL Version: 1.0.1.199More NodeXL network visualizations are here: www.flickr.com/photos/marc_smith/sets/72157622437066929/ and here:www.nodexlgraphgallery.org/Pages/Default.aspxA gallery of NodeXL network data sets is available here: nodexlgraphgallery.org/Pages/Default.aspx?search=twitterNodeXL is free and open and available from www.codeplex.com/nodexlNodeXL is developed by the Social Media Research Foundation (www.smrfoundation.org) - which is dedicated to open tools, open data, and open scholarship.Donations to support NodeXL are welcome through PayPal: www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_bu...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. |
| 撮影日 | 2012-01-31 17:00:15 |
| 撮影者 | Marc_Smith |
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