基于低秩稀疏分解的重磁异常分离方法及应用

张紫薇, 李厚朴, 张恒磊, 朱丹

A low-rank decomposition-based method for separating gravity and magnetic anomalies and its application

ZHANG Zi-Wei, LI Hou-Pu, ZHANG Heng-Lei, ZHU Dan

图9 不同方法分离得到的局部重力异常(a—本文方法;b—窗口滑动平均;c—小波多尺度分解;d—采用构造延滞矩阵的低秩分解结果,来自Zhu等[19])

Fig.9 The separated residual gravity anomalies (a—the proposed method; b—the sliding window average method; c—the wavelet analysis method; d—the method shown in Zhu et al[19])