Patent ID: 7840572

Claim:
A method implemented by one or more server devices, the method comprising: identifying, by a processor of the one or more service devices, a document inception date associated with a document, where the document is one of a plurality of documents in a group, where identifying the document inception date includes one of: identifying a date on which a search engine first identifies or indexes the document as the document inception date, identifying a date on which a search engine first identifies a link to the document as the document inception date, identifying a date on which a domain associated with the document is registered as the document inception date, identifying a date on which the document is first referenced in another document as the document inception date, or identifying a date on which the document includes at least a threshold number of pages as the document inception date; generating, by a processor of the one or more server devices, a score for the document based on the document inception date; ranking, by a processor of the one or more server devices, the document with regard to at least one other document based on the score; calculating an average age of the documents in the group based on document inception dates associated with the documents; and scoring the document based on a difference between the document inception date and the average age of the documents in the group.