Document reuse in a search engine crawler
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United States of America Patent
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Jun 13, 2017
Issued Date -
N/A
app pub date -
Apr 4, 2014
filing date -
Jul 3, 2003
priority date (Note) -
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Abstract
Systems and method are provided for setting a respective reuse flag for a corresponding document in a plurality of documents based on a query-independent score associated with the corresponding document. A document crawling operation is performed on the plurality of documents in accordance with the reuse flag for respective documents in the plurality of documents. This document crawling operation includes reusing a previously downloaded version of a respective document in the plurality of documents instead of downloading a current version of the respective document from a host computer in accordance with a determination that the reuse flag associated with the respective document meets a predefined criterion.
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