指定火蔓延的像素级统计分析
Pixel-Level Statistical Analyses of Prescribed Fire Spread
摘要:
林火动力学是一个复杂的湍流维过程。元胞自动机(CA)是预测火灾动力学的有效工具,但其主要参数的估计具有挑战性。为了克服这一挑战,我们计算统计分布的CA模型的关键参数,使用红外图像从控制烧伤。此外,我们将这种分析应用于不同的空间尺度,并将实验结果与一个简单的统计模型进行比较。通过分析和比较,揭示了CA的一些功能和局限性。
英文摘要:
Wildland fire dynamics is a complex turbulent dimensional process. Cellular automata (CA) is an efficient tool to predict fire dynamics, but the main parameters of the method are challenging to estimate. To overcome this challenge, we compute statistical distributions of the key parameters of a CA model using infrared images from controlled burns. Moreover, we apply this analysis to different spatial scales and compare the experimental results to a simple statistical model. By performing this analysis and making this comparison, several capabilities and limitations of CA are revealed.
机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。