Digital Signal Processing Reference
In-Depth Information
90
1
0.3
60
1
4.
9
1
9.6
1
4.9
2
4.2
1
0.3
24.2
1
4.9
1
0.3
19.6
30
4
2.8
42
.8
38
.1
2
8.9
1
9.6
28.9
33.5
5
2
4
7.4
3
8.1
0
5
2
28.9
33.5
42.8
3
8.1
1
9.6
−30
2
4.2
19.6
1
0.3
1
4.9
1
0.3
−60
−90
0
60
120
180
240
300
360
Longitude (deg)
Fig. 3.21
Distribution of mean PWV (in mm) from global IGS observations for 1994-2007. The
mean PWV at each site was calculated from the 2-h PWV time series for 13 years
60
50
40
30
20
10
0
0
1000
2000
3000
4000
Altitude (m)
Fig. 3.22
Distribution of mean PWV with the elevation. The
circle
represents the mean PWV at
each site
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