Table 3 Performances of IAA and EIAA for various SNR

${\mathsf{\text{er}}}_{\mathsf{\text{EIAA}}}^{\mathsf{\text{angle}}}-{\mathsf{\text{er}}}_{\mathsf{\text{IAA}}}^{\mathsf{\text{angle}}}$

-0.297°

-0.114°

-0.107°

-0.015°

-0.004°

${\mathsf{\text{er}}}_{\mathsf{\text{EIAA}}}^{\mathsf{\text{power}}}-{\mathsf{\text{er}}}_{\mathsf{\text{IAA}}}^{\mathsf{\text{power}}}$

-0.087

-0.393

-0.543

-0.489

-0.373

RTR of EIAA and IAA

0.131

0.118

0.081

0.072

0.070