An Application of Artificial Intelligence for the Joint Estimation of Amplitude and Two-Dimensional Direction of Arrival of Far Field Sources Using 2-L-Shape Array

Table 1

Parameter settings for GA, SA, and PS.

GA		PS		SA
Parameters	Settings	Parameters	Setting	Parameters	Setting
Population size	240	Poll method	GPS positive basis 2 N	Annealing function	Fast
No. of generations	1000	Polling order	Consecutive	Reannealing interval	100
Migration direction	Both ways	Maximum iteration	800	Temperature update function	Exponential temperature update
Crossover fraction	0.2	Function evaluation	16000	Initial temperature	100
Crossover	Heuristic	Mesh size	01	Data type	Custom
Function tolerance	10–12	Expansion factor	2.0	Function tolerance	10–12
Initial range	[0-1]	Contraction factor	0.5	Max iteration	2000
Scaling function	Rank	Penalty factor	100	Max function evaluations	3000 * number of variables
Selection	Stochastic uniform	Bind tolerance	10–03	Temperature update function	Exponential temperature update
Elite count	2	Mesh tolerance	10–06
Mutation function	Adaptive feasible	X tolerance	10–06	Hybrid function call interval	End