Thursday, April 07, 2005

Google Patent Examined

Very good article indeed !

"Here is a quick breakdown of "history factors" we think are relevant to Google's algorithm today. Please note, each item might refer to a specific page and at the same time, also refer to all other pages associated with it.

  • How long a domain or URL has has been registered.
  • Has ownership of a domain changed after previous registrations expired?
  • Has the physical location of the registrant changed?
  • How lengthy is the URL itself? Was it registered to game the index?
  • How many pages are included in the website? (A one document or page website is not considered a highly relevant source of information.)
  • Freshness and age of document.
  • Use of anchor text (both on site and in links directed to site).
  • "Trust Factors" regarding sites or pages outbound links refer to, and inbound links are found on.
  • The "discovery date" of a particular link and the history of changes involving that link.
  • Rate of growth for new links. A sudden burst of growth likely indicates some form of link-spam.
  • Variations in anchor text used to phrase links directed to a page being evaluated. If the same anchor text is used in every inbound link, are they phrased that way for branding purposes or spamming purposes?
  • Number of searches for keyword phrase associated with the anchor text used in links.
  • Number of times Google users click on Google results by entering keyword phrases used in anchor text of incoming links. Does the page being evaluated receive visitors for that keyword phrase on Google's search engine?
  • How do users actually behave while on the page, site or document being evaluated?"

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