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Table 4
Median elevation difference Δel,med between the energy localization vector rE and the source positions used in the localization test.
| Layout | N | el = 0° | el > 0° | el < 0° |
|---|---|---|---|---|
| minimal | 1 | 0.0 | −20.0 | 30.0 |
| hoa2d | 16 | 0.0 | −20.0 | 30.0 |
| hoa2d_basic | 16 | 0.0 | −20.0 | 30.0 |
| hoa29_pinv | 29 | 0.2 | 1.5 | 0.9 |
| hoa29_allrad | 29 | 1.8 | 2.5 | −2.5 |
| nsp45 | 45 | 0.0 | 2.0 | 3.7 |
| hoa45_allrad | 45 | 3.1 | 3.0 | −2.4 |
| vbap45 | 45 | 0.0 | 1.9 | 1.0 |
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