Around the Net

3 Patents That Identify Spam-Level Detection

  • HuoMah, Thursday, April 9, 2009 4:45 PM

Make sure sites that link to yours are "good neighbors" or risk the chance that Google, Yahoo and Microsoft will drop your site's ranking in search engine queries. David Harry looks at host-level spam detection by reviewing three Yahoo patents.

These patents identify spam hosts using stacked graphical learning, and detect spam hosts based on propagating predictions labels, as well as clustering host graphs. Harry runs through the patents providing details for each. To help understand how search engines look at spam clusters, Harry suggests reading up on TrustRank or HarmonicRank concept.

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