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Method for constructing stroke medical knowledge graph

A technology of knowledge graph and construction method, which can be applied in medical practice experience/guidance, semantic tool creation, unstructured text data retrieval, etc. accurate effect

Pending Publication Date: 2021-02-26
HUNAN NORMAL UNIVERSITY
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AI Technical Summary

Problems solved by technology

At present, the research on stroke is mainly focused on the prevention and treatment. Since stroke involves many complications and there are many treatment methods, the medical entities related to stroke are complicated. The use of medical knowledge map will play a positive role in this.

Method used

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  • Method for constructing stroke medical knowledge graph
  • Method for constructing stroke medical knowledge graph
  • Method for constructing stroke medical knowledge graph

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Embodiment Construction

[0043] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0044] Such as figure 1 , Figure 5 As shown, a method for constructing a stroke medical knowledge map, the method includes the following steps:

[0045] S1. Construct a stroke disease dictionary based on the international standard medical terminology and through manual participation;

[0046] S2. Construct the stroke ontology database and the pattern layer of the stroke ontology database according to the stroke disease dictionary, and generate the rules for the pattern layer of the stroke ontology database;

[0047] S3. Obtain stroke disease and its related medical knowledge from the information base, perform entity alignment and similarity calculation on the acquired medical knowledge, and then match the medical knowledge with entities in the...

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Abstract

The invention discloses a method for constructing a cerebral apoplexy medical knowledge graph. The method comprises the following steps: S1, constructing a cerebral apoplexy disease dictionary; s2, constructing a cerebral apoplexy ontology library and a mode layer of the cerebral apoplexy ontology library, and generating a rule of the mode layer; s3, acquiring stroke diseases and related medical knowledge from the information base, performing entity alignment and similarity calculation, and adding the stroke diseases and the related medical knowledge into a stroke ontology base based on a ruleof an ontology base mode layer; s4, continuously repeating the step S3 to update and perfect the stroke ontology library, and then obtaining a stroke medical knowledge graph; and S5, calculating theconfidence of the medical knowledge in the stroke medical knowledge graph, and discarding the medical knowledge with low confidence so as to ensure the quality of the obtained medical knowledge graph.The stroke medical knowledge graph which is comprehensive in coverage, complete in structure and accurate in knowledge description is constructed, and a foundation is laid for a follow-up stroke intelligent question-answering system and an auxiliary decision-making system.

Description

technical field [0001] The invention belongs to the field of medical technology, and in particular relates to a method for constructing a stroke medical knowledge map. Background technique [0002] With the acceleration of urbanization and social aging, stroke has become the disease with the highest fatality and disability rate, and has five characteristics: high morbidity, high disability, high mortality, high recurrence rate, and high economic burden. According to the 2019 report on stroke prevention and treatment in my country, more than 20% of Chinese residents died of cerebrovascular diseases in 2018. At present, the research on stroke is mainly focused on the prevention and treatment. Since stroke involves many complications and there are many treatment methods, the medical entities related to stroke are complicated. The use of medical knowledge map will play a positive role in this. [0003] From the Semantic Network in the 1990s to the formal introduction of Knowledg...

Claims

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Application Information

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IPC IPC(8): G16H70/20G16H70/40G06F16/36G06F16/35G06F16/901
CPCG16H70/20G16H70/40G06F16/367G06F16/374G06F16/353G06F16/9024
Inventor 张锦成斌杰刘宏李强汪飞
Owner HUNAN NORMAL UNIVERSITY
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