公开(公告)号：US10210256B2

公开(公告)日：2019-02-19

申请号：US15088670

申请日：2016-04-01

Applicant: Google Inc.

Inventor： Huican Zhu ,  Jeffrey Dean ,  Sanjay Ghemawat ,  Bwolen Po-Jen Yang ,  Anurag Acharya

IPC: G06F17/00 ,  G06F17/30 ,  G06F17/22 ,  G06F17/27

Abstract: Provided is a method and system for indexing documents in a collection of linked documents. A link log, including one or more pairings of source documents and target documents is accessed. A sorted anchor map, containing one or more target document to source document pairings, is generated. The pairings in the sorted anchor map are ordered based on target document identifiers.

公开(公告)号：US10216847B2

公开(公告)日：2019-02-26

申请号：US15617634

申请日：2017-06-08

Applicant: Google Inc.

Inventor： Huican Zhu ,  Anurag Acharya ,  Max Ibel ,  Howard B. Gobioff

IPC: G06F17/30 ,  G06F9/46

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.

公开(公告)号：US09679056B2

公开(公告)日：2017-06-13

申请号：US14245806

申请日：2014-04-04

Applicant: Google Inc.

Inventor： Huican Zhu ,  Anurag Acharya ,  Max Ibel ,  Howard Bradley Gobioff

IPC: G06F17/30

CPC classification number: G06F17/30864

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.