712417.fig.0013a
(a)
712417.fig.0013b
(b)
712417.fig.0013c
(c)
712417.fig.0013d
(d)
712417.fig.0013e
(e)
712417.fig.0013f
(f)
Figure 13: The forecasting results of the proposed PSO-SSA-SARIMA, CS-SSA-SARIMA, PSO-SSA-SVR, and CS-SSA-SVR models for Case 2 ((b, e): , (c, f): ).