Table 1 The DOA estimation result of different frequency signal using two methods
From: Self-adapting root-MUSIC algorithm and its real-valued formulation for acoustic vector sensor array
Signal frequency | Average of DOA estimation of MUSIC algorithm(°) | Average of DOA estimation of self-adapting root-MUSIC algorithm(°) |
|---|---|---|
331Hz | 90.2768 | 90.0377 |
800Hz | 89.7857 | 89.8085 |
1kHz | 89.8571 | 89.8598 |
1.5kHz | 89.8636 | 89.4449 |
3kHz | 89.6324 | 89.7719 |