基于改进Sobel算子的边缘检测算法的研究

Guangxue Jishu/Optical Technique(2012)

Cited 20|Views17
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Abstract
针对传统Sobel边缘检测算法对噪声敏感的缺点进行了分析,提出了自适应权值的改进算法,该权值的大小取决于Sobel算子模板内像素灰度值之和.通过不同形式的噪声图像处理对比,结果表明,该算法不仅计算简单,而且具有较强的抗噪能力,对图像边缘有较高的检验精度,极大地改进了图像边缘识别的效果.
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Key words
Adaptive weights,Edge detection,Improved Sobel algorithm,Sobel operator template
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