Deep Echo State Network with Variable Memory Pattern for Solar Irradiance Prediction

Table 2

Different evaluation periods for prediction models.

Evaluation period	Training period	Testing period
I	Jan. 1Feb. 28	Mar. 1Mar. 31
II	Apr. 1May. 31	Jun. 1Jun. 30
III	Jul. 1Aug. 31	Sep. 1Sep. 30
IV	Oct. 1Nov. 30	Dec. 1Dec. 31