Patent ID: 8782032
Filing Date: 2014-07-15
Classification: G06F

Abstract:
1. A method for scheduling a document crawl interval, comprising: at a computer system having one or more processors and a memory storing one or more programs for execution by the one or more processors: comparing a first instance of a document in a plurality of documents with a second instance of the document, thereby obtaining a document comparison, wherein the first instance of the document is obtained from a remote location at a specified time before the second instance of the document is obtained from the remote location and wherein computing a second crawl interval for the document, wherein the second crawl interval is a function of the document comparison; and determining whether the second crawl interval is in the crawl-scheduling first tier, wherein, when the second crawl interval is not in the crawl-scheduling first tier, the first document is reassigned to a crawl-scheduling tier in the plurality of crawl-scheduling tiers other than the first crawl-scheduling tier.