IEEE

Matrix-Inverse-Free Deep Unfolding of the Weighted MMSE Beamforming Algorithm

Abstract: Downlink beamforming is a key technology for cellular networks. However, computing beamformers that maximize the weighted sum rate (WSR) subject to a power ...
SciELO

New hybrid approach for free vibration and stability analyses of axially functionally graded Euler-Bernoulli beams with variable cross-section resting on uniform Winkler ...

In this paper, a new hybrid approach is presented based on the combination of the power series expansions and the Rayleigh-Ritz method for stability and free vibration analyses of axially functionally ...
Frontiers

Drivers of functional trait-based differentiation in macroinvertebrate communities between lowland and mountainous rivers

Understanding how biological traits and functional diversity of riverine communities respond to environmental factors across different ecoregions is vital for biodiversity conservation and river ...
IEEE

Large Covariance Matrix Estimation for Groups of Highly Correlated Variables via Nonconvex Optimization

Abstract: This paper addresses the problem of covariance matrix estimation in scenarios where the underlying variables can be divided into groups, with variables within each group being highly ...