3 papers
cs.IT2026
Enhancing User Throughput in Multi-panel mmWave Radio Access Networks for Beam-based MU-MIMO Using a DRL Method
Ramin Hashemi, Vismika Ranasinghe, Teemu Veijalainen +2
Millimeter-wave (mmWave) communication systems, particularly those leveraging multi-user multiple-input and multiple-output (MU-MIMO) with hybrid beamforming, face challenges in op…
cs.LG2025
Environment-Aware Transfer Reinforcement Learning for Sustainable Beam Selection
Dariush Salami, Ramin Hashemi, Parham Kazemi +1
This paper presents a novel and sustainable approach for improving beam selection in 5G and beyond networks using transfer learning and Reinforcement Learning (RL). Traditional RL-…
eess.SP2025
On the Average Secrecy Performance of Satellite Networks in Short Packet Communication Systems
Ramin Hashemi, Graciela Corral Briones, Risto Wichman
This paper investigates the secrecy performance of satellite networks in short packet communication systems under shadowed Rician fading (SRF). We derive a lower bound on the avera…