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Topsy search gauges relevance by retweets
28 May 2009
MarketingVOX
Topsy, a search engine that incorporates real-time data based on tweets, went live this week. The company was founded in 2006 and has raised about $15 million to date.
Unlike Google, which determines the relevance of a site to a given topic based on how many related and influential sites link back to it (among other criteria), Topsy users Twitter's userbase to determine relevance.
Twitter — which grew 131% in March sends tens of thousands of unique links daily to sites across the web. Some users are more influential than others; some post outbound links often, others do not. In total, regular tweeters are estimated to tweet about three hours per day.
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Posted on May 29, 2009 - 03:50 AM
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