36. The computing system of claim 34 , wherein the query independent score includes a document ranking value indicative of document importance.
34. A computing system, comprising: one or more processors; memory; and one or more programs, wherein the one or more programs are stored in the memory and are configured to be executed by the one or more processors, the one or more programs comprising instructions for: identifying a plurality of newly crawled documents, wherein a respective document in the plurality of newly crawled document is associated with a query independent score; identifying (i) a newly crawled document in the plurality of newly crawled documents, and (ii) a first query independent score associated with the newly crawled document; determining whether the newly crawled document is a canonical document for a first equivalence class, from among a plurality of equivalence classes, based upon a fingerprint for the newly crawled document, wherein the first equivalence class comprises a plurality of documents, wherein each document in the plurality of documents is uniquely associated with a respective query independent score and wherein the fingerprint of the newly crawled document indicates that the newly crawled document is substantially identical to each document in the plurality of documents; providing, when the newly crawled document is the canonical document, a list of documents in a first plurality of documents that are ranked by respective query independent scores; and indexing, when the newly crawled document is the canonical document, the newly crawled page, wherein the indexing comprises (i) retrieving anchor text of links to pages in the list of pages and (ii) associating this anchor text with the newly crawled page in a document index.