It isn't entirely clear if your use of the term "Social Network Analysis" is consistent with how SAS uses the term in the name of the SAS Social Network Analysis Server. Depending on exactly what you are trying to do, it is quite likely that SAS has software that will enable you to perform the desired analysis. The SAS Social Network Analysis server is a component of the SAS Fraud Framework. It is not currently available outside of this solution. Although it's name implies that it is somehow tasked with analyzing social network data such as Facebook, LinkedIn, etc., that is not what it does. It would more accurately be described as a visual link analysis tool for examining the relationships between entities such as between patients, addresses, doctors, pharmacies, etc. It is particularly adept at identifying the activities of organized fraud rings. SAS also offers a Social Media analytics solution that is not limited to any particular social network site. It offers many capabilities related to the analyis of web data. For example, it examines the web for information related to a topic-such as a company, product, etc. and builds an analysis of the sentiment of comments posted about its target. It then provides the ability to monitor the sentiment towards a particular topic on an ongoing basis. More info can be found here: http://www.sas.com/software/customer-intelligence/social-media-analytics/&charset=utf-8&qt=social+media%2C+-url%3A/offices/&col=extsas&n=1&la=en SAS has the ability to perform click-stream analysis of web log data. More information can be found about this one the SAS website. Lastly, the SAS Graph NV (Network Visualization) Workshop 9.3 is a GUI interface to node/link data that enables the user to interactively view linked data similarly to the SNA server, however it does not have the algorithms embeded that enable SNA to match scenarios to patterns. It is a very robust visualization tool for network type data and can be used for viewing a wide array of linked data. It comes with SAS Graph and is documented in the SAS Graph reference manual. Good luck!
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