Table 10 Antenna I: modeling results in RGSA-confined domain vs domain dimensionality.

From: Cost-efficient behavioral modeling of antennas by means of global sensitivity analysis and dimensionality reduction

Number of training points

Modeling error (reduced domain Xd)

Nd = 3 [Cmin = 0.88]

Nd = 4 [Cmin = 0.94]

Nd = 5 [Cmin = 0.0.97]

50

19.7%

49.1%

53.1%

100

10.2%

18.3%

27.3%

200

5.3%

6.4%

9.1%

400

3.5%

3.9%

6.8%

800

3.2%

3.5%

5.5%