一种基于局部熵的海背景红外目标检测算法
Electronics Optics & Control(2008)
Abstract
介绍了一种新的红外目标检测方法。在对图像中值滤波之后,用3×3的窗口计算图像局部熵,从而使由局部熵映射的灰度图像中的目标边缘更加清晰,在此基础上使用适应性更强的Canny算子进行边缘检测。实验证明,对于海面目标和海面背景的灰度对比度比较小的红外图像,此方法提高了检测概率。
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Key words
ship detection,infrared image,local entropy,target detection,Canny operator
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