改进的稀疏网格配点法对EIT电导率分布的不确定性量化

李颖,王冠雄,闫伟,赵营鸽,马重蕾

Improved sparse grid collocation method for uncertainty quantification of EIT conductivity distribution

Ying LI,Guan-xiong WANG,Wei YAN,Ying-ge ZHAO,Chong-lei MA

表 1 4层同心圆头模型中各层的半径和电导率

Tab.1 Radius values and conductivity values of each layer in four-layer concentric circular head model

部位 r/cm σ/(S·m−1) 大脑层 8.00 0.33 脑脊液层 8.50 1.00 颅骨层 9.20 0.42×10−2 头皮层 10.00 0.33