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Associated paper query method for patent duplicate checking

A query method and patented technology, applied in the field of extended query, can solve the problems of low recall rate of relevant documents, affecting the recall rate of patent query, etc.

Active Publication Date: 2016-02-10
WUHAN UNIV
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Problems solved by technology

The biggest highlight of this method is that it uses the knowledge base to realize the extended query of patents, which has high accuracy. However, because the knowledge base reflects the established facts, it is impossible to reflect the latest technology integration direction, so that the The method has a large deficiency in the breadth of information expansion, resulting in a low recall rate of relevant documents, which seriously affects the recall rate of patent queries

Method used

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  • Associated paper query method for patent duplicate checking
  • Associated paper query method for patent duplicate checking
  • Associated paper query method for patent duplicate checking

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Embodiment Construction

[0061] In order to facilitate those of ordinary skill in the art to understand and implement the present invention, the present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the implementation examples described here are only used to illustrate and explain the present invention, and are not intended to limit this invention.

[0062] please see figure 1 , the present invention provides a method for querying related papers of patent duplicate checking, which is a method for patent expansion query related papers based on the inventor and author's cooperation network; the whole process of expanding the query is divided into two stages of expansion and query, and in the expansion stage, Obtain the related patent set according to the query patent technology subject term set, obtain the candidate paper collection with the help of the patent inventor-author link, and form the correlation ...

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Abstract

The present invention discloses an associated paper query method for patent duplicate checking. Aiming at the current situations of low efficiency of manual query, requirement for good professional skills and high subjectivity of auditing opinions, which patent examination currently faces, the invention discloses the associated paper query method for patent duplicate checking by comprehensively utilizing technologies of natural language processing, text mining and the like to research relevance between patents and paper, and aims to implement search for associated paper during the process of patent duplicate checking in a semi-automatic mode.

Description

technical field [0001] The invention belongs to the field of data management, and relates to a related paper query method for patent plagiarism checking, in particular to related patent extraction, patent inventor-paper author related paper extraction, patent extension word extraction based on related papers, and implementation of corresponding extended query . Background technique [0002] Patent documents are special documents protected by law, which leads most patent writers to use a large number of hypernyms and complex word combinations to protect their invented technology when writing patents. This phenomenon, to a certain extent, makes computing patents The similarity between patents and papers becomes relatively difficult. In order to restore the technical keywords of patents so that they can be successfully used in the query and retrieval of papers, it is generally necessary to expand the input keyword set of query patent technology accordingly. At present, there ...

Claims

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Application Information

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IPC IPC(8): G06F17/30
CPCG06F16/903
Inventor 彭智勇王飞刘斌阳阳曾承
Owner WUHAN UNIV
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