Downscaling and Projection of Multi-CMIP5 Precipitation Using Machine Learning Methods in the Upper Han River Basin

Table 4

Detailed equations and description of the statistical metrics.

Statistical metric	Equation	Description
PCC		n is the sample size; , are individual samples; , are the arithmetic mean of x and y, respectively
RMSE		denotes observed data; is the prediction value; n expresses the sample size
Rbias		Same as the description of RMSE equation