Data-Driven Electricity Price Risk Assessment for Spot Market

Table 4

LMP average error comparison on the IEEE 118-bus system.

Method	Number of training samples	Training time (s)	Testing time (s)	(%)	(%)
M0	—	—	227.04	—	—
M1	10000	94.52	0.07	4.13	3.60
M2	10000	123.51	0.10	3.76	3.43
M3	10000	1.17	0.38	8.39	6.55
M4	200	17.52	6.88	4.30	4.87
M5	200	49.89	123.27	0	0

Bold values are used for highlighting the results of the proposed method in this paper.