基于Sobel算子海面风向反演算法研究
被引量：1
摘要
基于传统Sobel算子局部梯度法从X波段雷达风条纹图像中提取海表面风向。通过直方图统计法,得到主梯度方向,进一步求取主海表面风向,主海表面风向180°模糊问题通过单点风向标数据消除。运用实测X波段雷达图像进行数据实验,发现此方法提高了X波段雷达图像反演海表面风向的精度。
出处
《科技风》
2021年第9期109-110,共2页
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