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相关概念视频

Principle of Virtual Work: Problem Solving01:13

Principle of Virtual Work: Problem Solving

The principle of virtual work is an essential concept in the field of mechanics and engineering. This is used to solve problems related to the equilibrium of a structure or system. It is based on the assumption that if a system is in equilibrium, the work done by all the forces during a virtual displacement is zero. This principle is applied by considering virtual displacements of the system and the corresponding work done by internal and external forces.
To apply the principle of virtual work,...
Distributed Loads01:19

Distributed Loads

Distributed loads are a common type of load that engineers and scientists encounter in various practical situations. Distributed loads often refer to a type of load spread over a surface or a structure and can be modeled as continuous force per unit area.
For example, consider a bookshelf filled with books stacked vertically adjacent to each other. The weight of the books is evenly distributed over the length of the shelf. As a result, the pressure at different locations on the surface of the...
Distributed Loads: Problem Solving01:21

Distributed Loads: Problem Solving

Beams are structural elements commonly employed in engineering applications requiring different load-carrying capacities. The first step in analyzing a beam under a distributed load is to simplify the problem by dividing the load into smaller regions, which allows one to consider each region separately and calculate the magnitude of the equivalent resultant load acting on each portion of the beam. The magnitude of the equivalent resultant load for each region can be determined by calculating...
Distribution Reliability and Automation01:25

Distribution Reliability and Automation

Distribution reliability in electrical power systems is critical for ensuring an uninterrupted power supply to consumers at minimal cost. According to IEEE Standard Terms, reliability is the probability that a device will function without failure over a specified time period or amount of usage. For electric power distribution, this translates to maintaining continuous power supply and addressing customer concerns over power outages. Several indices, as defined by IEEE Standard 1366-2012, are...
Steps in Outbreak Investigation01:18

Steps in Outbreak Investigation

In the ever-evolving field of public health, statistical analysis serves as a cornerstone for understanding and managing disease outbreaks. By leveraging various statistical tools, health professionals can predict potential outbreaks, analyze ongoing situations, and devise effective responses to mitigate impact. For that to happen, there are a few possible stages of the analysis:

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相关实验视频

Updated: May 10, 2026

Efficient SARS-CoV-2 Quantitative Reverse Transcriptase PCR Saliva Diagnostic Strategy utilizing Open-Source Pipetting Robots
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一个车辆路由问题与时间窗口和工作负载平衡的COVID-19测试人员:一个案例研究.

S Shahnejat-Bushehri1, A Kermani1, O Arslan1

  • 1Department of Logistics and Operations Management, HEC Montréal, 3000 Chemin de la Côte-Sainte-Catherine, Montréal, Canada.

IFAC-PapersOnLine
|April 15, 2024
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概括

实验室可以通过平衡测试人员的工作负载来优化家庭测试的交付. 本研究提出了一种车辆路由模型,以改善实验室分配和路由政策,降低成本并满足高需求.

关键词:
适应性大型社区搜索在 COVID-19 疫情中,家庭医疗保健 家庭医疗保健这是一种元启发式 (metaheuristic) 启发.使用时间窗口的VRP.具有工作负载平衡的VRP车辆路线问题 车辆路线问题

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Large-Scale SARS-CoV-2 Testing Utilizing Saliva and Transposition Sample Pooling
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Author Spotlight: Automated Deep Brain Stimulation for Parkinson's Disease - Exploring the Possibilities and Challenges of Home Monitoring
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Author Spotlight: Automated Deep Brain Stimulation for Parkinson's Disease - Exploring the Possibilities and Challenges of Home Monitoring
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科学领域:

  • 运营研究 运营研究
  • 医疗保健物流 医疗保健物流
  • 应用数学 应用数学 应用数学

背景情况:

  • 随着COVID-19的流行,对家庭实验室测试服务的需求大幅增加.
  • 实验室需要有效的策略来管理测试人员和运营成本,以满足不断增长的需求.

研究的目的:

  • 开发用于实验室分配和路由政策的优化模型,用于家庭测试.
  • 将测试器工作负载平衡纳入车辆路由问题中的时间窗口.

主要方法:

  • 一个混合整数编程模型被制定和用CPLEX解决,用于较小的问题实例.
  • 适应性大邻里搜索算法被用于更大,现实世界的实例.
  • 该模型在连续六天内与医学实验室的操作数据进行了验证.

主要成果:

  • 优化模型显示了分配和路由效率的改进.
  • 工作负载平衡得到了有效的整合,导致了更公平的测试人员分配.
  • 提出的方法为管理大量的家庭测试物流提供了可行的解决方案.

结论:

  • 该研究为管理家庭测试服务的实验室提供了实际的优化框架.
  • 实施工作负载平衡提高了运营效率,并可能降低成本.
  • 这些发现为改善医疗保健物流和服务提供提供了宝贵的见解.