Exploring Mean Annual Precipitation Values (2003–2012) in a Specific Area (36°N–43°N, 113°E–120°E) Using Meteorological, Elevational, and the Nearest Distance to Coastline Variables

Table 2

Cross-validation results for the multivariate BME with probabilistic soft data after removing an auxiliary variable.

Results of cross-validation after removing a variable	Remove average water vapor pressure	Remove average temperature	Remove elevation	Remove distance to coastline
	30.0658	29.5423	28.2362	27.0232
MAE′	433.6511	426.5862	421.2383	419.9235
RMSE′	607.2357	603.2530	601.6712	599.7614