Research Article

A Hybrid Forecasting Model Based on Empirical Mode Decomposition and the Cuckoo Search Algorithm: A Case Study for Power Load

Figure 3

The construction of EMD-CSAWNN. (a) IMFs and the residual decomposed by empirical model decomposition. (b) The structure of the training and testing sets of the neural network. (c) The procedure of WNN combined with CSA. (d) The procedure of CSA. (e) The structure of WNN. (f) The forecasting sequence and error by using the EMD-CSAWNN model.