Table 3 The relationship between the SNR of the elevation angle and the azimuth angle and the mean square error (when the SNR is 0)
From: 2-D DOA estimation method based on coprime array MIMO radar
| Â | SA-MIMO-CA | TPAUL | TDSR-CS | TDUL-PM | PUL-RARE |
|---|---|---|---|---|---|
Mean square error of pitch angle | 0.356 | 0.493 | 0.680 | 0.590 | 0.359 |
Azimuth mean square error | 0.176 | 0.458 | 0.375 | 0.352 | 0.333 |