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Systematic Analysis of In Vitro Cell Rolling Using a Multi-well Plate Microfluidic System
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一种基于计算机视觉的光学方法,用于测量细胞培养板中的液体水平.

Pierre V Baudin1,2, Mircea Teodorescu1,2

  • 1Department of Electrical and Computer Engineering, University of California Santa Cruz, Santa Cruz, CA, United States of America.

PloS one
|September 8, 2023
PubMed
概括

一个新的传感器使用光放大来测量透明井中的流体体积. 这种使用计算机视觉的3D打印系统提供了一种简单的流体水平传感方法.

科学领域:

  • 有光学传感器的感应器.
  • 流体动力学 流体动力学
  • 计算机视觉 计算机视觉 计算机视觉

背景情况:

  • 液位监测在各种科学和工业应用中至关重要.
  • 传统的方法可能很复杂或昂贵.
  • 对于液体体积测量的非接触式光学方法是可取的.

研究的目的:

  • 开发一种低成本的3D打印式传感器,用于测量流体体积.
  • 为了利用由于流体水平变化的光放大原理.
  • 为了整合计算机视觉进行准确的测量.

主要方法:

  • 利用了可预测的变化放大空中光源和流体水平的可预测变化.
  • 使用OpenCV进行计算机视觉轮分析进行放大测量.
  • 设计并实施了一种可3D打印的传感器设备,配备了拉斯派零和相机.

主要成果:

  • 证明了流体体积和光源放大之间的可计算关系.
  • 使用相机和OpenCV.成功测量了放大变化.
  • 开发了一种功能性3D打印式传感器.

结论:

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  • 开发的设备为流体体积传感提供了可行的,低成本的解决方案.
  • 光放大原理为流体水平检测提供了可靠的基础.
  • 3D打印和Raspberry Pi集成使得可访问的传感器设计成为可能.