Learn how to compose two linear functions. To compose two functions means to express one of the functions as a function of the other function. This is done by replacing the input variable of one of ...

Abstract: The evolution of 5G-advanced (5G-A) systems relies heavily on advanced beamforming technologies to achieve high spectral efficiency and network capacity. Although abundant theoretical ...

Abstract: This paper is concerned with the statistical properties of the Gram matrix W = HH †, where H is a 2 × 2 complex central Gaussian matrix whose elements have arbitrary variances. With such ...