A New Hybrid Model Based on Data Preprocessing and an Intelligent Optimization Algorithm for Electrical Power System Forecasting

Figure 4

The original data, data structure of the observation sites, and data selection scheme of short-term wind speed.

(a) Original data is from Jan. 1 to Jan. 10

(b) Data structure of the observation sites

(c) Data selection scheme for five groups from Jan. 1 to Jan. 10