卫星图像云运动检测

Hao Shi
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引用次数: 8

摘要

气象学家可以获得的信息量不断增加,这使他们对天气预报有了更好的了解。气象卫星自动探测和估计云段速度和方向的能力在预测未来天气事件时非常有用。本研究的目的是从一系列红外卫星图像中提取特定的云段,检测云的运动并计算其速度和方向。采用差分质心算法检测云段的运动。然后通过寻找云段之间的质心位移来计算云的速度和方向。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Cloud movement detection for satellite images
The ever-increasing amount of information available to meteorologists has led to a better understanding of weather forecasting. The ability to automatically detect and estimate cloud segment speed and direction in a weather satellite would be very useful in forecasts of future weather events. The objective of this research is to extract a particular cloud segment from a sequence of infrared satellite images, and detect cloud movement and calculate its speed and direction. The difference centroid algorithm is employed to detect the movement of the cloud segment. Cloud speed and direction are then calculated by finding centroid displacement between cloud segments.
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