[Retracted] DOA Estimation of an Enhanced Generalized Nested Array with Increased Degrees of Freedom and Reduced Mutual Coupling

Table 3

Comparison of MC for different geometries.

Array structure	Physical antenna positions	MC
NA		0.6987
ENA		0.6857
Iizuka-NA		0.6987
Yang-NA		0.6857
SNA		0.4876
CPA		0.3574
LoDiNA		0.4855
GNA		0
EGNA		0