Geography Reference
In-Depth Information
Regression
Spatial proximity
Geostatistics
Process based
0.4
0.2
0.0
-0.2
-0.4
0.4
0.6 0.8 1.0 2.0
0.4
0.6 0.8 1.0 2.0
0.4 0.6 0.8 1.0 2.0
0.4
0.6 0.8
1.0
2.0
E
PA
/
P
A
(-)
E
PA
/
P
A
(-)
E
PA
/
P
A
(-)
E
PA
/
P
A
(-)
0.4
0.2
0.0
-0.2
0.4
3
6
8
10
12
3
6
8
10
12
3
6
8
10
12
3
6
8
10
12
T
A
(
C)
T
A
(
C)
T
A
(
C)
T
A
(
C)
0.4
0.2
0.0
-0.2
-0.4
3
Elevation (10
2
m a.s.l.)
6
9
12
15
3
Elevation (10
2
m a.s.l.)
6
9
12
15
3
Elevation (10
2
m a.s.l.)
6
9
12
15
3
Elevation (10
2
m a.s.l.)
6
9
12
15
0.4
0.2
0.0
-0.2
-0.4
0.05
0.1 0.5
1
5
0.05 0.1 0.5
1
5
0.05 0.1 0.5
1
5
0.05 0.1 0.5
1
5
Area (10
3
km
2
)
Area (10
3
km
2
)
Area (10
3
km
2
)
Area (10
3
km
2
)
Figure 6.30. Normalised error (NE) of predicting seasonal runoff in ungauged basins as a function of aridity (E
PA
/P
A
), mean annual air
temperature (T
A
), mean elevation and catchment area for different methods. Lines connect median efficiencies for the same studies. Boxes are
40%
-
60% quantiles, whiskers are 20%
-
80% quantiles.
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