20120131-NodeXL-Twitter- global AND health : 無料・フリー素材/写真
20120131-NodeXL-Twitter- global AND health / 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/6798153131/sizes/l/These are the connections among the Twitter users who recently tweeted the word global AND health 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 1/30/2012 9:13 and ends on 1/31/2012 17:39 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/6798153131/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: @nytimeshealth@hansrosling@nytimesscience@newshour@smartglblhealth@tm_healthcare@srcglobal@aidshealthcare@peterasinger@globalhealthWord 1, Word 2, WEIGHTglobal, health, 602tropical, diseases, 134global, update, 78joint, effort, 78effort, announced, 78announced, against, 77against, tropical, 77neglected, diseases, 73health, partnership, 68partnership, targets, 68targets, neglected, 68health, care, 61mental, health, 59global, fund, 49drug, makers, 36hans, rosling, 35pbs, newshour, 33makers, target, 32target, tropical, 32global, mental, 29Graph Metric: ValueGraph Type: DirectedVertices: 1000Unique Edges: 3738Edges With Duplicates: 711Total Edges: 4449Self-Loops: 931Connected Components: 382Single-Vertex Connected Components: 354Maximum Vertices in a Connected Component: 583Maximum Edges in a Connected Component: 3928Maximum Geodesic Distance (Diameter): 10Average Geodesic Distance: 3.69421Graph Density: 0.003261261Modularity: 0.382841NodeXL 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 14:51:33 |
| 撮影者 | Marc_Smith |
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