基于支持向量回归的一维频率域航空电磁反演

姚禹,张志厚,石泽玉,刘鹏飞,赵思为,张天一,赵明浩

Airborne electromagnetic inversion in one-dimensional frequency-domain based on support vector regression

Yu YAO,Zhi-hou ZHANG,Ze-yu SHI,Peng-fei LIU,Si-wei ZHAO,Tian-yi ZHANG,Ming-hao ZHAO

表 5 3层模型的MLS-SVR反演结果

Tab.5 Inversion results of MLS-SVR method for three-layered model

样本序号 理论值 MLS-SVR反演值 $\;{\rho _{\text{1} } }$/ $(\Omega \cdot {\text{m)}}$ $\;{\rho _{\text{2} } }$/ $(\Omega \cdot {\text{m)}}$ $\;{\rho _{\text{3} } }$/ $(\Omega \cdot {\text{m)}}$ $ \mathop h\nolimits_1 $/m $ \mathop h\nolimits_2 $/m $\;{\rho _{\text{1} } }$/ $(\Omega \cdot {\text{m)}}$ $\;{\rho _{\text{2} } }$/ $(\Omega \cdot {\text{m)}}$ $\; {\rho _{\text{3} } }$/ $(\Omega \cdot {\text{m)}}$ $ \mathop h\nolimits_1 $/m $ {h_2} $/m 1 150 600 400 45 75 155.67 624.09 375.66 43.07 69.33 2 200 400 600 75 30 193.96 374.77 560.14 71.66 27.96 3 800 450 600 90 30 830.16 428.69 568.43 95.55 32.43 4 700 400 200 45 45 667.45 426.08 214.88 42.86 48.01 5 800 350 700 60 75 834.56 369.25 749.94 63.22 69.91