基于L-BFGS反演算法的ΔT精确计算磁异常分量Tap方法

甄慧翔, 杨宇山, 李媛媛, 刘天佑

Method for accurately calculating magnetic anomaly component using ΔT based on L-BFGS inversion algorithm

Hui-Xiang ZHEN, Yu-Shan YANG, Yuan-Yuan LI, Tian-You LIU

图2 强磁异常情况下ΔT与Tap化极结果对比 a—球体模型ΔT;b—球体模型Tap;c—球体模型ΔT化极结果;d—球体模型Tap化极结果;红圈表示球体模型投影,黑点表示球体模型的中点

Fig.2 Reduction to the pole (RTP) results comparison of ΔT and Tap under strong magnetic anomalies a—ΔT of the sphere model; b—Tap of the sphere model; c—RTP of the sphere model ΔT; d—RTP of the sphere model Tap;the red circle in the figure represents the projection of the sphere model and the black dot represents the midpoint of the sphere model