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Collaborative perception (CP) is emerging as a promising solution to the inherent limitations of stand-alone intelligence. However, current wireless communication systems are unable to support feature-level and raw-level collaborative…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Ruiqing Mao , Haotian Wu , Yukuan Jia , Zhaojun Nan , Yuxuan Sun , Sheng Zhou , Deniz Gündüz , Zhisheng Niu

Innovation in the physical layer of communication systems has traditionally been achieved by breaking down the transceivers into sets of processing blocks, each optimized independently based on mathematical models. Conversely, deep learning…

信息论 · 计算机科学 2022-05-04 Mathieu Goutay

This letter investigates covert routing communications in a heterogeneous network where a source transmits confidential data to a destination with the aid of relaying nodes where each transmitter judiciously chooses one modality among…

网络与互联网体系结构 · 计算机科学 2024-02-16 Justin Kong , Terrence J. Moore , Fikadu T. Dagefu

Cognitive radio and dynamic spectrum access represent a new paradigm shift in more effective use of limited radio spectrum. One core component behind dynamic spectrum access is the sensing of primary user activity in the shared spectrum.…

信息论 · 计算机科学 2016-11-17 Shunqing Zhang , Tianyu Wu , Vincent K. N. Lau

This paper considers base station cooperation (BSC) strategies for the uplink of a multi-user multi-cell high frequency reuse scenario where distributed iterative detection (DID) schemes with soft/hard interference cancellation algorithms…

信息论 · 计算机科学 2014-01-03 Peng Li , Rodrigo C. de Lamare

Non-Orthogonal Multiple Access (NOMA) has higher spectral efficiency than orthogonal multiple access (OMA) techniques. In uplink communication systems that the channel is not known at the receiver, pilot signals sent from each user in…

信息论 · 计算机科学 2020-04-28 Ahmet Emir , Ferdi Kara , Hakan Kaya

This paper explores downlink Cooperative Rate-Splitting Multiple Access (C-RSMA) in a multi-cell wireless network with the assistance of Joint-Transmission Coordinated Multipoint (JT-CoMP). In this network, each cell consists of a base…

信号处理 · 电气工程与系统科学 2024-09-04 Mohamed Elhattab , Shreya Khisa , Chadi Assi , Ali Ghrayeb , Marwa Qaraqe , Georges Kaddoum

In this paper, we study resource allocation for a full-duplex (FD) radio base station serving multiple half-duplex (HD) downlink and uplink users simultaneously. The considered resource allocation algorithm design is formulated as a…

信息论 · 计算机科学 2016-11-17 Derrick Wing Kwan Ng , Yan Sun , Robert Schober

We consider a downlink multiuser massive MIMO system comprising multiple heterogeneous base stations with hybrid precoding architectures. To enhance the energy efficiency of the network, we propose a novel coordinated hybrid precoding…

信号处理 · 电气工程与系统科学 2019-08-12 Ganapati Hegde , Christos Masouros , Marius Pesavento

This paper studies the fast adaptive beamforming for the multiuser multiple-input single-output downlink. Existing deep learning-based approaches assume that training and testing channels follow the same distribution which causes task…

信息论 · 计算机科学 2021-09-21 Juping Zhang , Yi Yuan , Gan Zheng , Ioannis Krikidis , Kai-Kit Wong

Deep Reinforcement Learning (DRL) is emerging as a promising approach to generate adaptive behaviors for robotic platforms. However, a major drawback of using DRL is the data-hungry training regime that requires millions of trial and error…

5G New Radio proposes the usage of frequencies above 10 GHz to speed up LTE's existent maximum data rates. However, the effective size of 5G antennas and consequently its repercussions in the signal degradation in urban scenarios makes it a…

网络与互联网体系结构 · 计算机科学 2023-01-16 Pedro Enrique Iturria Rivera , Medhat Elsayed , Majid Bavand , Raimundas Gaigalas , Steve Furr , Melike Erol-Kantarci

In order to collaborate efficiently with unknown partners in cooperative control settings, adaptation of the partners based on online experience is required. The rather general and widely applicable control setting, where each cooperation…

多智能体系统 · 计算机科学 2019-10-30 Florian Köpf , Samuel Tesfazgi , Michael Flad , Sören Hohmann

Non-cooperative communications, where a receiver can automatically distinguish and classify transmitted signal formats prior to detection, are desirable for low-cost and low-latency systems. This work focuses on the deep learning enabled…

信号处理 · 电气工程与系统科学 2019-11-15 Tongyang Xu , Izzat Darwazeh

In this paper, a new cooperation structure for spectrum sensing in cognitive radio networks is proposed which outperforms the existing commonly-used ones in terms of energy efficiency. The efficiency is achieved in the proposed design by…

信息论 · 计算机科学 2015-09-11 Younes Abdi , Tapani Ristaniemi

We propose Multi-Level Local SGD, a distributed gradient method for learning a smooth, non-convex objective in a heterogeneous multi-level network. Our network model consists of a set of disjoint sub-networks, with a single hub and multiple…

机器学习 · 计算机科学 2022-02-21 Timothy Castiglia , Anirban Das , Stacy Patterson

Multiple change point (MCP) detection in non-stationary time series is challenging due to the variety of underlying patterns. To address these challenges, we propose a novel algorithm that integrates Active Learning (AL) with Deep Gaussian…

机器学习 · 计算机科学 2025-05-28 Hao Zhao , Rong Pan

This work focuses on the decentralized deep learning optimization framework. We propose Adjacent Leader Decentralized Gradient Descent (AL-DSGD), for improving final model performance, accelerating convergence, and reducing the…

机器学习 · 计算机科学 2024-08-21 Haoze He , Jing Wang , Anna Choromanska

The pre-training and fine-tuning methods have gained widespread attention in the field of heterogeneous graph neural networks due to their ability to leverage large amounts of unlabeled data during the pre-training phase, allowing the model…

机器学习 · 计算机科学 2025-07-11 Pengfei Jiao , Jialong Ni , Di Jin , Xuan Guo , Huan Liu , Hongjiang Chen , Yanxian Bi

Within the realm of rapidly advancing wireless sensor networks (WSNs), distributed detection assumes a significant role in various practical applications. However, critical challenge lies in maintaining robust detection performance while…

信息论 · 计算机科学 2024-04-02 Wei Guo , Meng He , Chuan Huang , Hengtao He , Shenghui Song , Jun Zhang , Khaled B. Letaief
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