https://www.mathworks.com/help/phased/ref/mvdrspectrum.html
MVDR Spectrum - Minimum variation distortionless response (MVDR) spatial spectrum estimator -...
The narrowband MVDR Spectrum block estimates the spatial spectrum of incoming narrowband signals by scanning a range of azimuth and elevation angles using an...
mvdrspectrumminimumvariationdistortionless