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Related papers: Aperture Selection for CAP Arrays (CAPAs)

200 papers

Opportunistic routing is a multi-hop routing scheme which allows for selection of the best immediately available relay. In blind opportunistic routing protocols, where transmitters blindly broadcast without knowledge of the surrounding…

Networking and Internet Architecture · Computer Science 2016-11-17 Joseph Blomer , Nihar Jindal

Wireless connectivity creates a computing paradigm that merges communication and inference. A basic operation in this paradigm is the one where a device offloads classification tasks to the edge servers. We term this remote classification,…

Information Theory · Computer Science 2020-07-31 Qiao Lan , Yuqing Du , Petar Popovski , Kaibin Huang

Non-orthogonal multiple access (NOMA) has been considered as a promising solution for improving the spectrum efficiency of next-generation wireless networks. In this paper, the performance of a p-persistent slotted ALOHA system in support…

Networking and Internet Architecture · Computer Science 2020-02-25 Ziru Chen , Yong Liu , Sami Khairy , Lin X. Cai , Yu Cheng , Ran Zhang

Large intelligent surface (LIS) has recently emerged as a potential enabling technology for 6G networks, offering extended coverage and enhanced energy and spectral efficiency. In this work, motivated by its promising potentials, we…

Signal Processing · Electrical Eng. & Systems 2020-07-21 Lina Bariah , Sami Muhaidat , Paschalis C. Sofotasios , Faissal El Bouanani , Octavia A. Dobre , Walaa Hamouda

In this work, we address the relay selection problem for the wireless powered communication networks, where the relays harvest energy from the source radio frequency signals. A single source-destination pair is considered without a direct…

Networking and Internet Architecture · Computer Science 2016-08-29 M. Majid Butt , Ioannis Krikidis , Nicola Marchetti

Distributed Opportunistic Scheduling (DOS) techniques have been recently proposed to improve the throughput performance of wireless networks. With DOS, each station contends for the channel with a certain access probability. If a contention…

Networking and Internet Architecture · Computer Science 2014-12-16 Andres Garcia-Saavedra , Albert Banchs , Pablo Serrano , Joerg Widmer

We formulate selecting the best optimizing system (SBOS) problems and provide solutions for those problems. In an SBOS problem, a finite number of systems are contenders. Inside each system, a continuous decision variable affects the…

Methodology · Statistics 2025-11-04 Nian Si , Yifu Tang , Zeyu Zheng

This paper conducts a comprehensive performance analysis for pinching-antenna systems (PASS) under both orthogonal multiple access (OMA) and non-orthogonal multiple access (NOMA) transmission. Given the cost of waveguides, we consider a…

Signal Processing · Electrical Eng. & Systems 2025-06-04 Yanyu Cheng , Chongjun Ouyang , Yuanwei Liu , George K. Karagiannidis

In this paper, we introduce Context-Aware Priority Sampling (CAPS), a novel method designed to enhance data efficiency in learning-based autonomous driving systems. CAPS addresses the challenge of imbalanced datasets in imitation learning…

We investigate transmission protocols for relay-assisted free-space optical (FSO) systems, when multiple parallel relays are employed and there is no direct link between the source and the destination. As alternatives to all-active FSO…

We propose a spectrum-configuration framework for open and disaggregated optical systems that maximizes throughput while guaranteeing the quality of transmission (QoT) margins. The framework jointly optimizes transceiver parameters,…

Networking and Internet Architecture · Computer Science 2026-04-21 Peyman Pahlevanzadeh , Venkata Virajit Garbhapu , Agastya Raj , Dmitrii Briantcev , Dan Kilper , Marco Ruffini

Non-orthogonal multiple access (NOMA) and spectrum sharing (SS) are two emerging multiple access technologies for efficient spectrum utilization in future wireless communications standards. In this paper, we present the performance analysis…

Information Theory · Computer Science 2019-09-25 Vaibhav Kumar , Barry Cardiff , Mark. F. Flanagan

This paper proposes a distributed continuous aperture array (D CAPA) to support simultaneous wireless information and power transfer (SWIPT) to multiple information users (IUs) and energy users (EUs). Each metasurface supports continuous…

Signal Processing · Electrical Eng. & Systems 2026-02-25 Muhammad Zeeshan Mumtaz , Mohammadali Mohammadi , Hien Quoc Ngo , Michail Matthaiou

Motivated by the fact that full diversity order is achieved using the "best-relay" selection technique, we consider opportunistic amplify-and-forward and decode-and-forward relaying systems. We focus on the outage probability of such a…

Information Theory · Computer Science 2016-11-15 Ashkan Kalantari , Mohammadali Mohammadi , Mehrdad Ardebilipour

Interest in selection relaying is growing. The recent developments in this area have largely focused on information theoretic analyses such as outage performance. Some of these analyses are accurate only at high SNR regimes. In this paper…

Information Theory · Computer Science 2016-11-15 Abdulkareem Adinoyi , Yijia Fan , Halim Yanikomeroglu , H. Vincent Poor

The online portfolio selection (OLPS) problem differs from classical portfolio model problems, as it involves making sequential investment decisions. Many OLPS strategies described in the literature capture market movement based on various…

Portfolio Management · Quantitative Finance 2022-06-03 Man Yiu Tsang , Tony Sit , Hoi Ying Wong

A new multiple access (MA) strategy, referred to as non orthogonal multiple access - Relevant (NOMA-R), allows selecting NOMA when this increases all individual rates, i.e., it is beneficial for both strong(er) and weak(er) individual…

Signal Processing · Electrical Eng. & Systems 2020-04-24 Mylene Pischella , Arsenia Chorti , Inbar Fijalkow

Recently, the higher order statistics (HOS) and sparsity based array are most talked about techniques to estimate the Direction of Arrival (DoA). They not only provide enhanced Degree of Freedom (DoF) to handle underdetermined cases but…

Signal Processing · Electrical Eng. & Systems 2018-04-20 Payal Gupta , Monika Agrawal

Analysis of line-of-sight and non-line-of-sight (LOS/NLOS) visibility conditions is an important aspect of wireless channel modeling. For statistical channel models the Monte Carlo simulations are usually used to generate spatially…

Information Theory · Computer Science 2020-05-06 Rimvydas Aleksiejunas

We propose a joint channel estimation and signal detection technique for the uplink non-orthogonal multiple access using an unsupervised clustering approach. We apply the Gaussian mixture model to cluster received signals and accordingly…

Signal Processing · Electrical Eng. & Systems 2020-10-08 Ayoob Salari , Mahyar Shirvanimoghaddam , Muhammad Basit Shahab , Reza Arablouei , Sarah Johnson