基于不等式和Gramian约束的MT和重力正则化联合反演

陈晓, 曾志文, 邓居智, 张志勇, 陈辉, 余辉, 王彦国

Regularized joint inversion of magnetotelluric and gravity data based on inequality and Gramian constraints

CHEN Xiao, ZENG Zhi-Wen, DENG Ju-Zhi, ZHANG Zhi-Yong, CHEN Hui, YU Hui, WANG Yan-Guo

图1 模型试验1不同方案的联合反演结果 a—设计的剩余密度模型;b—设计的电阻率模型;c—方案1剩余密度结果;d—方案1电阻率结果;e—方案2剩余密度结果;f—方案2电阻率结果;g—方案3剩余密度结果;h—方案3电阻率结果;i—重力异常拟合曲线

Fig.1 Joint inversed results of different projects for the model test 1 a—designed residual density model;b—designed resistivity model;c—residual density result of project 1;d—resistivity result of project 1; e—residual density result of project 2;f—resistivity result of project 2;g—residual density result of project 3 ;h—resistivity result of project 3;i—fitting curves of gravity anomalies