Spatial Interpolation Methods

IDW

Μ.Ε.

R.M.S.E.

Universal Kriging [1.1]

Μ.Ε.

R.M.S.E.

Universal Kriging [2.1]

Μ.Ε.

R.M.S.E.

H.Y.

0.0350

0.3860

H.Y. Isot.

−0.0125

0.1620

H.Y. Isot.

−0.0090

0.1600

I.P.

0.1120

1.4040

H.Y. Anis.

−0.0254

0.1532

H.Y. Anis.

−0.0200

0.1460

Winter

0.1350

1.1490

I.P. Isot.

−0.0098

0.2368

I.P. Isot.

−0.0100

0.2380

Spring

0.0350

1.6730

I.P. Anis.

−0.0292

0.2329

I.P. Anis.

−0.0290

0.2280

Summer

0.0970

1.4970

Winter Isot.

−0.0086

0.2274

Winter Isot.

−0.0080

0.2270

Autumn

0.0840

1.4150

Winter Anis.

−0.0253

0.2089

Winter Anis.

−0.0260

0.2090

IDW (Average)

M.E.

R.M.S.E.

Spring Isot.

−0.0090

0.2590

Spring Isot.

−0.0090

0.2590

H.Y.

−0.1855

0.1625

Spring Anis.

−0.0105

0.2644

Spring Anis.

−0.0110

0.2650

I.P.

−0.0390

0.2370

Summer Isot.

−0.0164

0.2548

Summer Isot.

−0.0110

0.2470

Winter

−0.0110

0.2370

Summer Anis.

−0.0189

0.2483

Summer Anis.

−0.0200

0.2520

Spring

−0.0460

0.2730

Autumn Isot.

−0.0097

0.3522

Autumn Isot.

−0.0100

0.3620

Summer

−0.0360

0.2490

Autumn Anis.

−0.0252

0.3324

Autumn Anis.

−0.0210

0.3310

Autumn

−0.0510

0.3540

RBF (Complete regularized spline)

Μ.Ε.

R.M.S.E.

Universal Kriging [1.2]

Μ.Ε.

R.M.S.E.

Universal Kriging [2.2]

Μ.Ε.

R.M.S.E.

H.Y.

−0.0080

0.1620

H.Y. Isot.

−0.0136

0.1645

H.Y. Isot.

−0.0104

0.1617

I.P.

−0.0180

0.2390

H.Y. Anis.

−0.0192

0.1558

H.Y. Anis.

−0.0216

0.1513

Winter

−0.0060

0.2800

I.P. Isot.

−0.0123

0.2354

I.P. Isot.

−0.0130

0.2364

Spring

−0.0020

0.2850

I.P. Anis.

−0.0276

0.2191

I.P. Anis.

−0.0308

0.2191

Summer

−0.0170

0.2550

Winter Isot.

−0.0083

0.2278

Winter Isot.

−0.0079

0.2286

Autumn

−0.0190

0.3360

Winter Anis.

−0.0186

0.2093

Winter Anis.

−0.0186

0.2090