Fast DOA Estimation Based on the Transform Domain Weighted Noise Subspace Fitting Algorithm for Generalized Sparse Array

Figure 5

Relationship between RMSE and azimuth angle at different elevation angles. (a) Fixed elevation angle of 15°. (b) Fixed elevation angle of 30°. (c) Fixed elevation angle of 45°. (d) Fixed elevation angle of 60°. (e) Fixed elevation angle of 75°.

(a)

(b)

(c)

(d)

(e)