Fault Diagnosis of Data-Driven Photovoltaic Power Generation System Based on Deep Reinforcement Learning

Table 5

Imbalance rate and return function of DS2 data set.

Fault label	0	1	2	3	4	5
Unbalance ratio	1	0.067	0.133	0.067	0.133	0.067
Correct diagnosis returns	1	0.067	0.133	0.067	0.133	0.067
Return of diagnostic errors	End	−0.067	−0.067	−0.067	−0.067	−0.067