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相关概念视频

Uniform Depth Channel Flow: Problem Solving01:18

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To calculate the flow rate for a trapezoidal channel, first, identify the bottom width, side slope, and flow depth of the channel. The cross-sectional area (A) corresponding to the depth of flow (y), channel bottom width (B), and side slope (θ) is determined by:Next, calculate the wetted perimeter, which includes the bottom width and the sloped side lengths in contact with the water. Using the values of the cross-sectional area and the wetted perimeter, determine the hydraulic radius by...
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Flame photometry, also known as flame emission spectrometry, is a technique used for the qualitative and quantitative analysis of elements present in a sample using a flame as the source of excitation energy. The concept of flame photometry was realized in the early 1860s by Kirchhoff and Bunsen, who discovered that specific elements emit characteristic radiation when excited in flames. The first instrument developed for this purpose was used to measure sodium (Na) in plant ash using a Bunsen...
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船舶防火网:一种改进的YOLOv8算法用于船舶火灾检测.

Ziyang Zhang1, Lingye Tan1, Robert Lee Kong Tiong1

  • 1School of Civil and Environmental Engineering, Nanyang Technological University, Singapore 639798, Singapore.

Sensors (Basel, Switzerland)
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概括
此摘要是机器生成的。

本研究介绍了Ship-Fire Net,这是一种轻量级的深度学习算法,用于实时检测船舶火灾. 它实现了高精度和速度,通过快速火灾识别来提高海上安全.

关键词:
幽灵网络V2V2V2V2V2V2V2V2在ODCconvvv.在SCCconvvv中使用.这就是YOLOv8n.深度学习是一种深度学习.船舶火灾检测检测系统

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科学领域:

  • 海上安全的航行.
  • 人工智能的人工智能
  • 计算机视觉 计算机视觉

背景情况:

  • 船上发生的火灾造成了巨大的经济损失和结构损坏.
  • 传统的探测系统与距离和船舶运动作斗争.
  • 深度学习提供解决方案,但也面临着计算复杂性的挑战.

研究的目的:

  • 开发一种轻量级且准确的船舶火灾检测算法.
  • 解决海上环境现有检测方法的局限性.
  • 为了实现实时监控和对船舶火灾的及时响应.

主要方法:

  • 创建了一个自定义数据集,包含4000多张船舶火灾图像.
  • 由于其性能和速度,YOLOv8n被选为基本型号.
  • 整合了GhostnetV2-C2F和空间和通道重建卷积 (SCConv).
  • 在部采用了多维动态卷积来引起注意.

主要成果:

  • 拟议的Ship-Fire Net在火灾和烟雾检测方面实现了超过0.93的精度和回忆.
  • 平均平均精度 (mAP@0.5) 达到了大约0.9.
  • 船火网比原来的YOLOv8n.显示了较少的参数和较低的FLOP.
  • 该算法实现了每秒286 (FPS) 的检测速度.

结论:

  • 船舶消防网为实时船舶火灾检测提供轻量级和准确的解决方案.
  • 增强的算法通过更快,更可靠的火灾识别来提高海上安全.
  • 该方法有效地平衡了准确性和实际应用的降低计算成本.