Real-Time Multichannel Speech Separation and Enhancement Using a Beamspace-Domain-Based Lightweight CNN. - Marco Olivieri; Luca Comanducci; Mirco Pezzoli; Davide Balsarri; Luca Menescardi; Michele Buccoli; Simone Pecorino; Antonio Grosso; Fabio Antonacci; Augusto Sarti (ICASSP, 2023)