一种用于绝缘子憎水性图形水珠形态提取的图像增强技术研究

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绝缘子表面憎水性检测是判别绝缘子性能优劣的一个主要手段。传统的检测方法由于其主观性很大程度上影响了判别效果,通过图像处理提取出绝缘子表面的水珠形态提供了更加客观的判别方法。首先采用直方图均衡和灰度拉伸算法对图像进行对比增强,然后采用高斯滤波算法和均值滤波算法对增强后产生的噪声进行处理,最后利用阈值分割和二值形态重构分割出憎水性图像中的水珠形态。实验结果表明,该算法能够较好的提取出憎水性图像中的水珠形态。
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