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测井曲线矢量化中的预处理方法研究
Preprocessing methods in vectorization of well log
【摘要】 测井曲线矢量化中的一个重要问题是如何去除背景和噪声。为此,本文提出了频域滤波,十字模板匹配,线形Hough变换,灰度投影,线模板匹配等几种方法。
【Abstract】 One of the most important problems in the well log vectorization is how to remove the background and noises in the image.For this reason, we propose in this paper the methods of frequency domain filtering, cross templet matching, linear Hough transform, intensity projection, and line segment matching for background denoising.
【关键词】 图象处理;
测井曲线矢量化;
背景去噪;
Hough变换;
模板匹配;
【Key words】 Image processing; Well log vectorization; Background denoising; Hough transform; Templet matching;
【Key words】 Image processing; Well log vectorization; Background denoising; Hough transform; Templet matching;
- 【文献出处】 中国测试技术 ,China Measurement Technology , 编辑部邮箱 ,2005年03期
- 【分类号】TP391.72
- 【被引频次】11
- 【下载频次】183