Doubly Constrained Robust Blind Beamforming Algorithm

Table 2

The complexity cost of the proposed LSCMA.

	The complexity cost
𝐐(𝑘)	𝑂(4𝑀^2)
𝐆(𝑘)	𝑂(3𝑀^2+2𝑀)
𝐀𝐩	𝑂(𝑀×𝐿)
𝐝	𝑂(2𝑀^2+(𝐾+𝐿+2)×𝑀)
𝜆	𝑂(𝑀^2+4𝑀+2)
𝐏(𝑘)	𝑂(4𝑀^2+(𝐾+1)×𝑀+𝐾)
𝐕(𝑘)	𝑂(3𝑀^2+𝑀)
𝜒(𝑘)	𝑂(3𝑀^2+3𝑀+1)
Total complexity cost	𝑂(20𝑀^2+(2𝐾+2𝐿+13)×𝑀+𝐾+3)