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相关概念视频

Design Example: Strain Gauge Bridge or Wheatstone Bridge01:15

Design Example: Strain Gauge Bridge or Wheatstone Bridge

352
The utilization of strain gauges as transducers for converting mechanical strain into electrical signals is a common practice in various engineering applications. These strain gauges are frequently integrated into Wheatstone bridge circuits to accurately measure parameters such as force or pressure. Within this context, each element within the circuit exhibits a resistance that undergoes subtle variations when subjected to mechanical strain. The primary objective is to convert minuscule...
352
Issues And Trends In Healthcare Delivery System01:29

Issues And Trends In Healthcare Delivery System

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The issues and trends in healthcare delivery are constantly changing. The COVID-19 pandemic is one recent issue that wreaked havoc on healthcare systems, causing a shortage of healthcare workers, high demand for medicines and supplies, and increased medical expenditure due to a lack of insurance. Other issues include rising healthcare costs and care fragmentation.
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
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Methods of Documentation V: CBE01:23

Methods of Documentation V: CBE

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Charting by Exception, or CBE, is a method of documentation used in healthcare, particularly in nursing, that focuses on documenting only significant or abnormal findings rather than recording every detail. This approach aims to streamline the documentation process, improve efficiency, and ensure that healthcare providers can quickly identify deviations from normalcy in patient assessments.
In CBE, healthcare professionals establish predefined standards of practice that define what constitutes...
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Bridge rectifier01:24

Bridge rectifier

524
The bridge rectifier is essential in electronics for efficiently converting alternating current (AC) to direct current (DC). Comprised of four diodes configured in a bridge layout, this rectifier effectively processes both the positive and negative halves of the AC waveform, making it superior to half-wave and full-wave center-tapped rectifiers in terms of voltage regulation and output stability.
Operationally, the bridge rectifier allows current flow through two of its diodes during each...
524
Block Diagram Reduction01:22

Block Diagram Reduction

158
The process of deriving the transfer function of a control system often involves reducing its block diagram to a single block. This simplification can be achieved through a series of strategic operations, including relocating branch points and comparators. These operations preserve the overall function of the system while allowing for easier manipulation and combination of blocks.
The first step in this process is the identification and relocation of a branch point. A branch point, where a...
158
Elements of Block Diagrams01:25

Elements of Block Diagrams

244
Block diagrams serve as a visual representation of the input-output relationships within a system. An illustrative example is a heating system, where the set temperature activates the furnace to warm the room to the desired level. Block diagrams are versatile, modeling linear systems through Laplace transform variables and nonlinear systems using time domain variables.
A block diagram typically includes essential elements such as comparators, blocks, and feedback loops. Each of these elements...
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相关实验视频

Updated: Jun 6, 2025

Interactive and Visualized Online Experimentation System for Engineering Education and Research
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现实世界的证据桥梁:连接协议与代码编程协议的工具

Albert Cid Royo1, Roel Elbers Jhj1, Daniel Weibel1

  • 1Department of Data Science and Biostatistics, Julius Center for Health Science and Primary Care, University Medical Center of Utrecht, Utrecht University, Utrecht, The Netherlands.

Pharmacoepidemiology and drug safety
|November 27, 2024
PubMed
概括
此摘要是机器生成的。

我们开发了RWE-BRIDGE,这是一个元数据方案,用于改进现实世界证据 (RWE) 研究中的编程文档. 该系统增强了研究人员和程序员之间的透明度和协作.

关键词:
药物安全 药物安全使用药物使用药物使用.电子健康记录是电子健康记录.药学流行病学 药学流行病学疫苗,疫苗的使用情况.

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相关实验视频

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科学领域:

  • 医疗信息学 医疗信息学
  • 数据管理数据管理
  • 药物监督 药物监督 药物监督

背景情况:

  • 在真实世界证据 (RWE) 研究中编程决策的文件化对于透明度和可重复性至关重要.
  • 目前用于记录RWE研究设计的现有方法可能是分散的,缺乏标准化.
  • 欧洲疫苗监测合作 (VAC4EU) 倡议强调需要改进RWE研究文档.

研究的目的:

  • 加强编程决策的记录在现实世界证据 (RWE) 研究中.
  • 为RWE研究设计开发一种机器可读的元数据方案.
  • 促进研究设计转化为分析管道.

主要方法:

  • 来自VAC4EU倡议的分析统计分析计划 (SAP).
  • 设计了一个机器可读的元数据模式 (RWE-BRIDGE),包括研究部分,代码列表和时间定.
  • 开发了一份指南和Shiny应用程序,用于填充和验证元数据模式.

主要成果:

  • 开发了RWE-BRIDGE,这是一个关系数据库模式,在四个研究设计部分中包含12个表.
  • 该方案包括研究变量,队列,结果和数据检索的定义.
  • RWE-BRIDGE可在GitHub上使用,并已在VAC4EU中的几个RWE研究中应用.

结论:

  • RWE-BRIDGE提供了一个系统的方法来详细描述RWE研究参数,包括变量,时间定和算法.
  • 元数据模式促进了FAIR原则,加强了研究人员和程序员之间的合作和透明度.
  • RWE-BRIDGE是灵活的,可以适应各种数据模型和编程语言,并支持特定的SAP需求.