analysis
Get flash to fully experience Pearltrees
visual
Meeyoung Cha, Hamed Haddadi, Fabricio Benevenuto et Krishna Gummadi, un groupe de chercheurs issus d’Allemagne, d’Angleterre et du Brésil, viennent de démontrer ce dont nous nous doutions tous instinctivement : le nombre de followers sur Twitter ne signifie pas grand chose et n’a que peu de rapport avec l’influence.
De l’influence sur Twitter - ReadWriteWeb France
NodeXL is a free, open-source template for Microsoft® Excel® 2007 and 2010 that makes it easy to explore network graphs . With NodeXL, you can enter a network edge list in a worksheet, click a button and see your graph, all in the familiar environment of the Excel window. The latest version of NodeXL adds a word-pair counting feature for analyzing text, offers more control over dynamic filters, and improves the Twitter search network.
NodeXL: Network Overview, Discovery and Exploration for Excel
digitalresearchtools / FrontPage
This wiki collects information about tools and resources that can help scholars (particularly in the humanities and social sciences) conduct research more efficiently or creatively. Whether you need software to help you manage citations, author a multimedia work, or analyze texts, Digital Research Tools will help you find what you're looking for.
Piwik - Web analytics - Open source
In laymens terms, you can check out who has been visiting your page, when, how and why.
Visualization is a technique to graphically represent sets of data.