https://www.mathworks.com/help/phased/ref/phased.mvdrestimator-system-object.html
phased.MVDREstimator - MVDR (Capon) spatial spectrum estimator for ULA - MATLAB
The phased.MVDREstimator object computes a minimum variance distortionless response (MVDR) spatial spectrum estimate for a uniform linear array (ULA).
phasedcaponspatialspectrumestimator