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Related papers: Constrained MARL for Coexisting TN-NTN Resource Al…

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Terrestrial networks form the fundamental infrastructure of modern communication systems, serving more than 4 billion users globally. However, terrestrial networks are facing a wide range of challenges, from coverage and reliability to…

Cooperative Multi-agent Reinforcement Learning (MARL) is crucial for cooperative decentralized decision learning in many domains such as search and rescue, drone surveillance, package delivery and fire fighting problems. In these domains, a…

Machine Learning · Computer Science 2020-01-23 Rajiv Ranjan Kumar , Pradeep Varakantham

Multi-parameter cognition in a cognitive radio network (CRN) provides a more thorough understanding of the radio environments, and could potentially lead to far more intelligent and efficient spectrum usage for a secondary user. In this…

Signal Processing · Electrical Eng. & Systems 2019-10-02 Rui Zhang , Peng Cheng , Zhuo Chen , Yonghui Li , Branka Vucetic

This work first explores using flexible beam-user mapping to optimize the beam service range and beam position, in order to adapt the non-uniform traffic demand to offer in high-throughput satellite (HTS) systems. Second, on this basis, the…

Systems and Control · Electrical Eng. & Systems 2024-09-10 Jia Zhuoya , Xiong Wei , Hao Hongxing , Liu Zheng , Han Chi

This paper investigates the integration of Open Radio Access Network (O-RAN) within non-terrestrial networks (NTN), and optimizing the dynamic functional split between Centralized Units (CU) and Distributed Units (DU) for enhanced energy…

Networking and Internet Architecture · Computer Science 2024-09-04 S. M. Mahdi Shahabi , Xiaonan Deng , Ahmad Qidan , Taisir Elgorashi , Jaafar Elmirghani

Dynamic low altitude networks offer significant potential for efficient and reliable data transport via unmanned aerial vehicles (UAVs) relays which usually operate with predetermined trajectories. However, it is challenging to optimize the…

Systems and Control · Electrical Eng. & Systems 2025-12-23 Bowen Li , Junting Chen

Tensor network (TN), a young mathematical tool of high vitality and great potential, has been undergoing extremely rapid developments in the last two decades, gaining tremendous success in condensed matter physics, atomic physics, quantum…

Computational Physics · Physics 2020-01-31 Shi-Ju Ran , Emanuele Tirrito , Cheng Peng , Xi Chen , Luca Tagliacozzo , Gang Su , Maciej Lewenstein

The integration of Terrestrial Networks (TNs) with Non-Terrestrial Networks (NTNs) poses unique architectural and functional challenges due to heterogeneous propagation conditions, dynamic topologies and limited on-board processing…

Networking and Internet Architecture · Computer Science 2025-07-04 Jorge Baranda , Marius Caus , Luis Blanco , Cristian J. Vaca-Rubio , Engin Zeydan , Kapal Dev , Zheng Li , Tomaso DeCola

MmWaves have been envisioned as a promising direction to provide Gbps wireless access. However, they are susceptible to high path losses and blockages, which directional antennas can only partially mitigate. That makes mmWave networks…

Networking and Internet Architecture · Computer Science 2024-04-24 Bibo Zhang , Ilario Filippini

In the field of precision manufacturing in complex constrained environments, the role of soft robots is increasingly prominent, and the realization of anti-winding control based on multi-intelligent body reinforcement learning has become a…

Robotics · Computer Science 2026-05-08 Haoyang Le , Shengxuan Wang , Mohan Chen , Shuo Feng

Due to spectrum scarcity, the coexistence of radar and wireless communication has gained substantial research interest recently. Among many scenarios, the heterogeneouslydistributed joint radar-communication system is promising due to its…

Signal Processing · Electrical Eng. & Systems 2022-03-07 Linlong Wu , Kumar Vijay Mishra , Bhavani Shankar M. R. , Björn Ottersten

We explore space traffic management as an application of collision-free navigation in multi-agent systems where vehicles have limited observation and communication ranges. We investigate the effectiveness of transferring a collision…

Multiagent Systems · Computer Science 2023-05-17 Sydney Dolan , Siddharth Nayak , Hamsa Balakrishnan

Autonomous agents rely on sensor data to construct representations of their environments, essential for predicting future events and planning their actions. However, sensor measurements suffer from limited range, occlusions, and sensor…

Network capacity calls for significant increase for 5G cellular systems. A promising multi-user access scheme, non-orthogonal multiple access (NOMA) with successive interference cancellation (SIC), is currently under consideration. In NOMA,…

Information Theory · Computer Science 2016-11-18 Lei Lei , Di Yuan , Chin Keong Ho , Sumei Sun

In order to bolster the next generation of wireless networks, there has been a great deal of interest in non-terrestrial networks (NTN), including satellites, high altitude platform stations (HAPS), and uncrewed aerial vehicles (UAV). To…

Signal Processing · Electrical Eng. & Systems 2025-02-25 Faical Khennoufa , Khelil Abdellatif , Halim Yanikomeroglu , Metin Ozturk , Taissir Elganimi , Ferdi Kara , Khaled Rabie

This paper investigates how to apply non-orthogonal multiple access (NOMA) as an add-on in terahertz (THz) networks. In particular, prior to the implementation of NOMA, it is assumed that there exists a legacy THz system, where spatial…

Information Theory · Computer Science 2022-05-26 Zhiguo Ding , H. Vincent Poor

In this paper, we study the problem of networked multi-agent reinforcement learning (MARL), where a number of agents are deployed as a partially connected network and each interacts only with nearby agents. Networked MARL requires all…

Machine Learning · Computer Science 2022-06-22 Yuxuan Yi , Ge Li , Yaowei Wang , Zongqing Lu

LTE in unlicensed spectrum using licensed assisted access LTE (LTE-LAA) is a promising approach to overcome the wireless spectrum scarcity. However, to reap the benefits of LTE-LAA, a fair coexistence mechanism with other incumbent WiFi…

Information Theory · Computer Science 2018-12-18 Ursula Challita , Li Dong , Walid Saad

While 5G networks are already being deployed for commercial applications, Academia and industry are focusing their effort on the development and standardization of the next generations of mobile networks, i.e., 5G-Advance and 6G. Beyond 5G…

Networking and Internet Architecture · Computer Science 2023-09-27 Riccardo Campana , Carla Amatetti , Alessandro Vanelli-Coralli

In this work, we consider the problem of network parameter optimization for rate maximization. We frame this as a joint optimization problem of power control, beam forming, and interference cancellation. We consider the setting where…

Machine Learning · Computer Science 2023-11-14 Heasung Kim , Sravan Kumar Ankireddy