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Table 11
Average values of the performance metrics E and σ (see Sect. 5.2) over all sets, obtained by the B-SPLINE, IDW, Kriging and RBF methods in the Star Challenge.
| Method | E(e) | σ(e) | E(R2) | σ(R2) |
| | ||||
| B-splines | 2.03 × 10-2 | 8.57 × 10-4 | 1.90 × 10-1 | 8.25 × 10-4 |
| IDW | 2.04 × 10-2 | 8.69 × 10-4 | 1.92 × 10-1 | 1.07 × 10-3 |
| RBF | 2.26 × 10-2 | 9.73 × 10-4 | 1.98 × 10-1 | 1.39 × 10-3 |
| Kriging | 3.17 × 10-2 | 1.26 × 10-3 | 2.22 × 10-1 | 2.18 × 10-3 |
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