Efficient AM Algorithms for Stochastic ML Estimation of DOA

Table 1

Comparison of computational complexity of AM, EAM, and IAM. The scenario is the same as Figure 5 when SNR = 5 dB.

	Average iteration times	Main computational process
AM	127	= 83,820 times of calculation of ( and )
EAM	127	127 times of calculation of , and + 83,820 times of calculation of
IAM	127	127 times of calculation of and + 83,820 times of calculation of , , and