Regression-Based Prediction of Power Generation at Samanalawewa Hydropower Plant in Sri Lanka Using Machine Learning

Table 5

Performance of the regression models based on quarterly rainfall.

Statistical measure (performance indicator)	Regression technique
	SVR	GPR	MLR	PR
R	0.86	0.95	0.49	0.61
MAPE (%)	20.2	7.0	60.3	39.3
BIAS	−0.7	0.4	7.1	−4.9
Nash	0.7	0.9	0.2	0.2
RSR	0.5	0.3	0.9	0.9