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Automatic patent keyword extraction method

A technology for automatic extraction and keyword extraction, which is used in special data processing applications, instruments, electrical digital data processing, etc., to achieve the effect of saving retrieval time.

Inactive Publication Date: 2018-01-23
合肥博力生产力促进中心有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] The purpose of the present invention is to provide a method for automatically extracting patent keywords. By extracting keywords from patent documents and performing patent retrieval with keywords, the accuracy and comprehensiveness of patent retrieval can be improved, and existing problems can be solved.

Method used

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Embodiment Construction

[0015] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0016] see Figure 1-2 As shown, the present invention is a method for automatically extracting patent keywords, comprising the following steps;

[0017] SS01 Electronic document import retrieval query, when electronic document import retrieval query, automatically generate main document, sub-document and comparison document, and save the main document, sub-document and comparison document;

[0018] SS02 topic analysis, automatically retrieve similar documents in ...

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Abstract

The invention discloses an automatic patent keyword extraction method, and belongs to the technical field of text retrieval. The method comprises the following steps of electronic document importing,retrieving and querying, title analysis, text analysis and keyword exporting, wherein text analysis comprises document generation, word recognition, word retrieval, word comparison, word acquisition,word displaying and word saving. According to the method, by extracting keywords in a patent text, patent retrieving and querying can be more easily completed.

Description

technical field [0001] The invention belongs to the technical field of text retrieval, in particular to a method for automatically extracting patent keywords. Background technique [0002] At present, with the rapid growth of patent documents, professional and social queries of patent documents are becoming more and more common. It is difficult and important to realize the recall rate and precision rate of patent document data. For a long time, using Yuan Shu's patent data To complete the retrieval of patent information, the recall rate and precision rate often conflict with each other. In the process of patent writing and submission, a large number of relevant technical materials and citing technologies are often cited, which makes a large number of insufficient correlations found in the search process. Patents need to be checked and excluded one by one, wasting a lot of time. Contents of the invention [0003] The purpose of the present invention is to provide a method ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/30G06F17/27
Inventor 冯晓辉
Owner 合肥博力生产力促进中心有限公司
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