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相关概念视频

Health Information Technology and Healthcare Information System01:30

Health Information Technology and Healthcare Information System

841
Health Information Technology (HIT)
Health Information Technology, commonly called HIT, integrates advanced information systems and technology in healthcare settings. Its primary functions include:
841
Laminar Flow: Problem Solving01:24

Laminar Flow: Problem Solving

181
Laminar flow occurs when a fluid moves smoothly in parallel layers with minimal mixing and turbulence. In fluid mechanics, ensuring laminar flow within a pipe is essential for precise control of flow characteristics, especially in engineering applications. The key factor in determining whether flow remains laminar is the Reynolds number, a dimensionless quantity that depends on the fluid's velocity, density, viscosity, and the pipe's diameter. A Reynolds number of 2100 or lower...
181
Nursing Clinical Information System01:27

Nursing Clinical Information System

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Nursing Clinical Information System (NCIS)
A Nursing Clinical Information System (NCIS) is a specialized type of healthcare information system tailored to meet the unique needs of nursing practice. It incorporates the principles of nursing informatics to streamline information management and improve the quality of care delivery.
Critical attributes of NCIS include:
779
Time-Series Graph00:54

Time-Series Graph

4.4K
A time-series graph is a line graph with repeated measurements taken at successive intervals of time. It is also called a time series chart. To construct a time-series graph, one must look at both pieces of a paired data set. The horizontal axis is used to plot the time increments, and the vertical axis is used to plot the values of the variable that one is measuring. By using the axes in this way, each point on the graph will correspond to time and a measured quantity. The points on the graph...
4.4K
Turbulent Flow: Problem Solving01:09

Turbulent Flow: Problem Solving

130
Carbonation is a process used to dissolve carbon dioxide gas in a liquid, commonly used in the production of carbonated beverages. Achieving efficient carbonation requires careful control of temperature, pressure, and flow conditions. By adjusting these parameters, carbonation efficiency can be maximized, producing a higher concentration of CO2 in the liquid.
Temperature is a key factor in CO2 solubility. In this case, the CO2 gas and the liquid are cooled to 20°C. Lower temperatures...
130
Plane Potential Flows01:23

Plane Potential Flows

393
Plane potential flows simplify fluid motion by assuming the fluid to be irrotational and incompressible. These characteristics allow these flows to be described by a velocity potential function, ϕ, representing the flow speed in a given direction, and a stream function, ψ, that visualizes the flow path, both governed by Laplace's equation. These parameters help in estimating flow patterns, velocity distributions, and pressure fields around various hydraulic structures.
Uniform...
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相关实验视频

Updated: Jul 5, 2025

A Knowledge Graph Approach to Elucidate the Role of Organellar Pathways in Disease via Biomedical Reports
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故障知识图构建和飞机平台开发 PHM PHM 飞机的平台开发.

Xiangzhen Meng1, Bo Jing1, Shenglong Wang1

  • 1Aviation Engineering School, Air Force Engineering University, Xi'an 710038, China.

Sensors (Basel, Switzerland)
|January 11, 2024
PubMed
概括

本研究引入了一个知识图表,通过改进故障数据相关性和故障排除来增强飞机健康管理. 开发的平台支持快速的知识图表构建和诊断,以更好地维护飞机.

科学领域:

  • 航空航天工程 航空航天工程
  • 计算机科学 计算机科学
  • 人工智能的人工智能

背景情况:

  • 传统的飞机健康管理严重依赖于经验,导致故障排除稳定性和缓慢响应时间的问题.
  • 现有的方法很难有效地将故障数据关联起来,并代表维护知识.
  • 需要先进的系统来有效地管理和分析飞机健康数据.

研究的目的:

  • 为航空器健康管理提出一种新的知识图方法.
  • 通过表示维护经验来改善故障数据的相关性.
  • 开发一个高效的知识图构建和故障诊断的平台.

主要方法:

  • 使用飞行控制系统手册和典型故障情况作为数据来源.
  • 采用基于ERNIE模型的数据分类方法.
  • 实施了一个联合实体关系提取模型 (ERNIE-BiLSTM-CRF-TreeBiLSTM) 以提高准确性和减少语义复杂性.
  • 开发了一个专门的知识图表平台,包含了用于文本分类,知识提取,审计,问答和可视化的模块.

主要成果:

  • 成功构建了用于飞机健康管理的故障知识图.
  • 拟议的实体关系提取模型表现出更高的准确性.
关键词:
在 PHM PHM 的基础上.问答系统 Q&A 系统实体关系的联合提取.知识图表知识图表

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  • 开发的平台有助于有效管理飞机健康数据.
  • 该系统为快速知识图构建和基于知识图的故障诊断提供了基础.
  • 结论:

    • 知识图的方法为传统飞机健康管理的局限性提供了一个强大的解决方案.
    • 开发的平台有效地支持创建和使用故障知识图.
    • 这种方法提高了故障诊断能力,并提高了飞机整体维护效率.