Table 2 The comparison of computational complexity.

From: Robust broadband adaptive beamforming for planar arrays with tunable nulls in high-dynamic scenario

Method

Computational complexity

E-MVDR

\(O\left( {{{\left( {NMD} \right)}^3}} \right)\)

Conventional CMT

\(O\left( {{{\left( {NMD} \right)}^3}} \right)\)

The Proposed Strategy

\(O\left( {{{\left( {NMD} \right)}^3}} \right)\)