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Table 1 Summary of the six applied approaches

From: Application of GIS in downscaling regional climate model results over the province of Ontario

Methods

Minimum °C

Maximum °C

Mean °C

Standard deviation °C

IDW

-6.85

10.55

1.96

3.12

Spline method with regularized type

-7.94

10.62

1.96

3.13

Spline method with tension type

-7.21

10.56

1.96

3.13

OK with spherical model

-6.62

10.53

1.96

3.13

OK with exponential model

-6.61

10.53

1.96

3.13

OK with linear model

-6.62

10.53

1.96

3.13

Official 10 km data

-4.56

9.90

1.32

3.13