Sparse Signal Recovery for Direction-of-Arrival Estimation Based on Source Signal Subspace

Table 1

The RMSE of DOA estimation in real data tests.

	0°	−6.25°	7.05°	[−6.25°, 0°]	[0°, 7.05°]	[−6.25°, 7.05°]
sSSR-SS	0.1423	0.1194	0.0605	1.5447	1.0955	0.5803
sSSR-AC	0.1423	0.1194	0.0605	1.8943	1.2457	0.6024
ℓ1-SVD	0.1423	0.1197	0.0605	0.5746	0.2388	0.5307
OGSBI-SVD	0.7579	0.8815	0.5326	14.2306	11.4163	1.9361
MUSIC	0.1423	0.1197	0.0605	8.1617	6.8539	0.9076