基于在线惯序极限学习机的瞬变电磁非线性反演

李瑞友, 张淮清, 吴昭

Online sequential extreme learning machine for transient electromagnetic nonlinear inversion

LI Rui-You, ZHANG Huai-Qing, WU Zhao

表1 5层、9层地电模型各层参数的最大值与最小值

Table 1 Maximum and minimum values of parameters in each layer for five-layer and nine-layer geoelectric model

五层模型 ρ/(Ω·m) h/m ρ1 ρ2 ρ3 ρ4 ρ5 h1 h2 h3 h4 pmin 10 5 1 20 100 10 10 5 10 pmax 1 000 500 100 2000 10 000 1 000 1000 500 10 000 九层模型 ρ/(Ω·m) h/m ρ1 ρ2 ρ3 ρ4 ρ5 ρ6 ρ7 ρ8 ρ9 h1 h2 h3 h4 h5 h6 h7 h8 pmin 10 1 10 1 10 5 13 10 10 2 2 2 2 6 2 3 1 pmax 1 000 100 1 000 100 1 000 500 1 300 1 000 1 000 200 200 200 200 600 200 300 100