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OALib Journal期刊
ISSN: 2333-9721
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自适应三维地震保边界去噪方法及应用
Keywords: 去噪处理,保边界平滑滤波,区域分割合并,地震同相轴平面,合成地震记录,合并阈值
Abstract:
？保边界平滑滤波方法在压制噪声的同时能够有效地保留地震同相轴局部变化的信息,现已成功地应用于地震数据处理中。本文以相干技术和数字图像处理中的图像分割合并技术为基础设计的保边滤波器,能够适应地震信号同相轴在局部小范围的三维空间中近似为三维平面的特点,可确定适宜的滤波范围,从而对噪声实施较大幅度地压制,以提升滤波效果,有助于分析和识别所研究地质体中包含的断层、岩相和裂缝等信息。
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