Multistep Wind Speed Forecasting Based on Wavelet and Gaussian Processes

Figure 3

Decomposition results of the original series.

(a) Sub-series 𝑥_1𝑡

(b) Sub-series 𝑥_2𝑡

(c) Sub-series 𝑥_3𝑡

(d) Sub-series 𝑥_4𝑡