跨孔电波衰减成像初始振幅估算方法比较

倪建福, 刘四新

Comparison of initial amplitude estimation methods for cross-hole electromagnetic wave attenuation tomography

Jian-Fu NI, Si-Xin LIU

图3 衰减常数模型与三种方法层析成像对比 a—衰减常数模型;b—线性拟合法衰减层析成像结果;c— 矩阵反演法衰减层析成像结果;d—相邻道比值法衰减层析成像结果

Fig.3 Comparison of attenuation constant model and tomography of three methods a—attenuation constant model diagram;b—attenuation tomogram of linear fitting method;c—attenuation tomogram of matrix inversion method;d—attenuation tomogram of neighboring traces method