Multiple Sparse Measurement Gradient Reconstruction Algorithm for DOA Estimation in Compressed Sensing

Table 1

Computation time (sec) of methods.

Estimation methods	Number of snapshots
	50	75	100	125
MSMGR	0.685	0.724	0.741	0.779
JLZA-DOA	0.627	0.623	0.645	0.648
FSS-MUSIC	0.423	0.431	0.446	0.451
MSMGR-nosvd	1.521	1.566	1.618	1.654