Bayesian Compressive Sensing as Applied to Directions-of-Arrival Estimation in Planar Arrays

Table 2

Fully populated array—(𝑁=25; 𝑑_𝑥=𝑑_𝑦=0.5𝜆; 𝐼∈[2∶8]; SNR=10 dB; 𝑇=1; 𝐶=50)—values of the DoAs for the best and worst estimation obtained by means of the ST-BCS among the 𝐶 different noisy scenarios.

𝐼	𝐼̂^(bst)	Ψ^(bst)𝑖=𝜃^(bst)𝑖,𝜙^(bst)𝑖,𝑖=1,…,𝐼
2	2	{(25,60);(60,140)}
4	4	{(23.75,65);(60,140);(63.75,300);(70,210)}
8	7	{(23.75,345);(32.5,65);(67.5,145),(71.25,300),(72.5,300),(82.5,40),(90,205)}
𝐼	𝐼̂^(wst)	Ψ^(wst)𝑖=𝜃^(wst)𝑖,𝜙^(wst)𝑖,𝑖=1,…,𝐼
2	3	{(22.5,60);(57.5,135);(58.75,137.5)}
4	4	{(23.75,55);(63.75,145);(61.25,300);(77.5,210)}
8	4	{(21.25,345);(28.75,70);(55,210);(90,45)}