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We formulate an optimization problem for maximizing the data rate of a common message transmitted from nodes within an airborne network broadcast to a central station receiver while maintaining a set of intra-network rate demands. Assuming…

最优化与控制 · 数学 2017-06-08 Theodoros Tsiligkaridis

The aggressive densification of modern wireless networks necessitates judicious resource allocation to mitigate severe mutual interference. However, classical iterative algorithms remain computationally prohibitive for real-time…

机器学习 · 计算机科学 2026-04-10 Yucheng Sheng , Jiacheng Wang , Le Liang , Hao Ye , Shi Jin

In this paper, we consider a multi-antenna system where the receiver should harvest energy from the transmitter by wireless energy transfer to support its wireless information transmission. In order to maximize the harvesting energy, we…

信息论 · 计算机科学 2013-07-25 Xiaoming Chen , Chau Yuen , Zhaoyang Zhang

Load balancing (LB) is a challenging issue in the hybrid light fidelity (LiFi) and wireless fidelity (WiFi) networks (HLWNets), due to the nature of heterogeneous access points (APs). Machine learning has the potential to provide a…

信号处理 · 电气工程与系统科学 2022-08-11 Han Ji , Qiang Wang , Stephen J. Redmond , Iman Tavakkolnia , Xiping Wu

This paper considers weighted sum rate maximization constrained with a per base station (BS) antenna power problem for multiuser multiple-input multiple-output (MIMO) systems. For this problem, we propose new downlink-uplink duality based…

最优化与控制 · 数学 2013-11-26 Tadilo Endeshaw Bogale , Luc Vandendorpe

This paper investigates the tradeoff between sensing and communication in an ISAC system comprising multiple sensing targets and communication users. A dual-functional base station conducts downlink data transmission services based on RSMA…

信息论 · 计算机科学 2025-04-07 Xudong Li , Rugui Yao , Alexandros-Apostolos A. Boulogeorgos , Theodoros A. Tsiftsis

Intelligent reflecting surface (IRS) is a promising solution to build a programmable wireless environment for future communication systems. In practice, an IRS consists of massive low-cost elements, which can steer the incident signal in…

信号处理 · 电气工程与系统科学 2019-05-31 Huayan Guo , Ying-Chang Liang , Jie Chen , Erik G. Larsson

Deep neural networks (DNNs) have been introduced for designing wireless policies by approximating the mappings from environmental parameters to solutions of optimization problems. Considering that labeled training samples are hard to…

信息论 · 计算机科学 2020-08-12 Chengjian Sun , Changyang She , Chenyang Yang

In the application of machine learning to real-life decision-making systems, e.g., credit scoring and criminal justice, the prediction outcomes might discriminate against people with sensitive attributes, leading to unfairness. The commonly…

机器学习 · 计算机科学 2022-03-21 Suyun Liu , Luis Nunes Vicente

This paper considers a multi-user simultaneous wireless information and power transfer (SWIPT) system with a non-linear energy harvesting model, in which a multi-antenna base station (BS) estimates the downlink channel state information…

信息论 · 计算机科学 2018-06-22 Ha-Vu Tran , Georges Kaddoum , Kien T. Truong

In classification models fairness can be ensured by solving a constrained optimization problem. We focus on fairness constraints like Disparate Impact, Demographic Parity, and Equalized Odds, which are non-decomposable and non-convex.…

机器学习 · 计算机科学 2020-05-08 Padala Manisha , Sujit Gujar

This paper investigates a novel transmissive reconfigurable intelligent surface (TRIS) transceiver-empowered simultaneous wireless information and power transfer (SWIPT) system with multiple information decoding (ID) and energy harvesting…

信号处理 · 电气工程与系统科学 2025-11-25 Yuan Guo , Wen Chen , Yanze Zhu , Zhendong Li , Qiong Wu , Kunlun Wang

This article investigates the problem of dynamic spectrum access for canonical wireless networks, in which the channel states are time-varying. In the most existing work, the commonly used optimization objective is to maximize the…

信息论 · 计算机科学 2017-07-31 Yuhua Xu , Jinlong Wang , Qihui Wu , Jianchao Zheng , Liang Shen , Alagan Anpalagan

Fully harvesting the gain of multiple-input and multiple-output (MIMO) requires accurate channel information. However, conventional channel acquisition methods mainly rely on pilot training signals, resulting in significant training…

信息论 · 计算机科学 2024-09-26 Shuaifeng Jiang , Qi Qu , Xiaqing Pan , Abhishek Agrawal , Richard Newcombe , Ahmed Alkhateeb

This paper considers max-min fairness for wireless energy transfer in a downlink multiuser communication system. Our resource allocation design maximizes the minimum harvested energy among multiple multiple-antenna energy harvesting…

信息论 · 计算机科学 2014-04-08 Derrick Wing Kwan Ng , Robert Schober

Fractional programming (FP) plays a crucial role in wireless network design because many relevant problems involve maximizing or minimizing ratio terms. Notice that the maximization case and the minimization case of FP cannot be converted…

信息论 · 计算机科学 2024-01-10 Yannan Chen , Licheng Zhao , Kaiming Shen

In this paper, we consider a radio resource management (RRM) problem in the dynamic wireless networks, comprising multiple communication links that share the same spectrum resource. To achieve high network throughput while ensuring fairness…

信号处理 · 电气工程与系统科学 2024-08-30 Kai Huang , Le Liang , Xinping Yi , Hao Ye , Shi Jin , Geoffrey Ye Li

This paper proposes a learning aided gradient descent (LAGD) algorithm to solve the weighted sum rate (WSR) maximization problem for multiple-input single-output (MISO) beamforming. The proposed LAGD algorithm directly optimizes the…

信号处理 · 电气工程与系统科学 2022-07-26 Zhixiong Yang , Jing-Yuan Xia , Junshan Luo , Shuanghui Zhang , Deniz Gündüz

A deep learning (DL)-based power control algorithm that solves the max-min user fairness problem in a cell-free massive multiple-input multiple-output (MIMO) system is proposed. Max-min rate optimization problem in a cell-free massive MIMO…

信号处理 · 电气工程与系统科学 2021-02-23 Nuwanthika Rajapaksha , K. B. Shashika Manosha , Nandana Rajatheva , Matti Latva-aho

Recently, deep neural network (DNN) has been widely adopted in the design of intelligent communication systems thanks to its strong learning ability and low testing complexity. However, most current offline DNN-based methods still suffer…

信息论 · 计算机科学 2022-02-08 Jiabao Gao , Caijun Zhong , Geoffrey Ye Li , Zhaoyang Zhang