Method and device for digging relation keyword of relevant entity word and application thereof

A technology of entity words and keywords, applied in the computer field, can solve problems such as low accuracy and inability to describe the relationship between entity words

Active Publication Date: 2012-10-03
BEIJING BAIDU NETCOM SCI & TECH CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, in reality, the relationship between many entity words cannot be expressed or summarized into a clear relationship type, such as "Jacky Cheung" and "Andy Lau", "Li Yuchun" and "Jane Zhang", "Yi Zhongtian" and "Yu Dan",

Method used

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  • Method and device for digging relation keyword of relevant entity word and application thereof
  • Method and device for digging relation keyword of relevant entity word and application thereof
  • Method and device for digging relation keyword of relevant entity word and application thereof

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Embodiment Construction

[0124] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0125] figure 1 The method flowchart provided for the embodiment of the present invention, such as figure 1 As shown, the method provided by the invention may comprise the following steps:

[0126] Step 101: Mining the related entity word e2 of the entity word e1.

[0127] The entity words involved in the embodiments of the present invention specifically refer to named entity words, including but not limited to: proper nouns such as person names, place names, organization names, book titles, song titles, film and television drama names, product names, and brand names.

[0128] Generally, related entity words may include the following situations: first, two entity words e1 and entity word e2 always appear in the same scene, such as "Zhang Jun" an...

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PUM

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Abstract

The invention provides a method and a device for digging a relation keyword of a relevant entity word and an application thereof. The method for digging the relation keyword comprises the following steps of: digging a related entity word e2 of an entity word e1; storing the entity word e1 and the related entity word e2 in a database; in resource used for digging e2 and/ or a research result corresponding to a research query formed by e1 and e2, calculating all words within the set range of e1 and e2, wherein the calculation process comprises a step of calculating the occurrence time of each word within the distance range; grading each word by a calculation result; taking the words of which the grading value ranks within the top M as the relation keywords of e1 and e2; and recording the relation keywords in the database. By the relation keywords determined by the method disclosed by the invention, the relation between any two entity words can be described according to the practical situation of a text so as to improve the accuracy on describing the relationship between the entity words.

Description

technical field [0001] The invention relates to the field of computer technology, in particular to a method and device for mining relational keywords of related entity words and its application. Background technique [0002] With the continuous development of information technology and computer technology, search engines have become the main tool for people to obtain information. After a user inputs a search request (query), the search engine can return search results corresponding to the query to the user. In order to make it easier for users to obtain more information and improve resource utilization, after users input a query, they hope that the search engine can return search results and at the same time return words related to the words contained in the query, usually specifically referring to the entities contained in the query Other entity words related to the word. Furthermore, in order to facilitate users to browse and select related entity words, it is hoped that ...

Claims

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Application Information

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IPC IPC(8): G06F17/30
Inventor 赵世奇李彦宏方高林王海峰
Owner BEIJING BAIDU NETCOM SCI & TECH CO LTD
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