Faulty Line Selection Based on Modified CEEMDAN Optimal Denoising Smooth Model and Duffing Oscillator for Un-Effectively Grounded System

Figure 1

The schematic diagram of GRNN. P, input vector; Q, number of input vectors; R, number of sample elements per group; KW_1,1, weight matrix of input layer; LW_2,1, weight matrix of specific linear layer; ||dist||, distance function; b₁, threshold of hidden layer; n₁, n₂, each layer output vector; a₁, a₂, linear transfer function; nprod, weight function of output layer.