边缘特征和深度加权约束的重力三维相关成像反演

安国强, 鲁宝亮, 高新宇, 朱武, 李柏森

3D correlation tomography inversion of gravity anomalies constrained by edge features and depth weighting

AN Guo-Qiang, LU Bao-Liang, GAO Xin-Yu, ZHU Wu, LI Bo-Sen

图5 剩余密度为1.0 g/cm3的两个相距100 m的异常体(含5%噪声)相关成像加权结果 a—深度加权约束的成像结果;b—y=500 m的垂向切片(深度加权约束);c—z=200 m的水平切片(深度加权约束);d—本文方法成像结果(Wz+VDR加权);e—y=500 m的垂向切片(Wz+VDR加权);f—z=200 m的水平切片(Wz+VDR加权);g—本文方法成像结果(Wz+ASM加权);h—y=500 m的垂向切片(Wz+ASM加权);i—z=200 m的水平切片(Wz+ASM加权)

Fig.5 Weighted results of Correlation tomography of two anomalous bodies (including 5% noise) with a residual density of 1.0 g/cm3 and a distance of 100 m a—imaging results with depth weighted constraints;b—vertical slice at y=500 m(depth weighted constraints);c—horizontal slice at z=200m(depth weighted constraints);d—imaging results of the method in this article (Wz+VDR weighted);e—vertical slice at y=500 m(Wz+VDR weighted);f—Horizontal slice at z=200 m(Wz+VDR weighted);g—imaging results of the method in this article (Wz+ASM weighted);h—vertical slice at y=500 m(Wz+ASM weighted);i—horizontal slice at z=200 m(Wz+ASM weighted)