STAP Optimization of Airborne Phased Array Radar in Nonuniform Environment Based on EFA Algorithm

Table 1

Performance comparison between different algorithms.

Algorithm	Index
	Amount of computation	Sample size
Full-dimension STAP	O (10^9)	2048
FA	O (10^5)	128
EFA	O (10^6)	384
SDD-FA	O (10^2)	16
SDD-EFA	O (10^3)	32