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19,007 Results Found

  • Article
  • Open Access
1 Citations
2,812 Views
8 Pages

11 December 2019

This paper considers simultaneous wireless information and power transfer (SWIPT) systems in the two-user Gaussian multiple access channel (G-MAC). In SWIPT systems, for a transmit signal each transmitter consists of an information-carrying signal an...

(This article belongs to the Special Issue Energy-Harvesting Technology for Stand-Alone Self-Sustainable Sensor System)
  • Article
  • Open Access
2,073 Views
19 Pages

Repair Rates for Multiple Descriptions on Distributed Storage

  • Anders Høst-Madsen,
  • Heecheol Yang,
  • Minchul Kim and
  • Jungwoo Lee

27 April 2022

In a traditional distributed storage system, a source can be restored perfectly when a certain subset of servers is contacted. The coding is independent of the contents of the source. This paper considers instead a lossy source coding version of this...

(This article belongs to the Special Issue Wireless Networks: Information Theoretic Perspectives Ⅱ)
  • Article
  • Open Access
1,882 Views
22 Pages

Radar Multiple Bin Selection for Breathing and Heart Rate Monitoring in Acute Stroke Patients in a Clinical Setting

  • Benedek Szmola,
  • Lars Hornig,
  • Jan Paul Vox,
  • Thomas Liman and ,
  • Andreas Radeloff,
  • Birger Kollmeier,
  • Karen Insa Wolf and
  • Karsten Witt
  • + 3 authors+ 0 author

31 December 2025

Simple to use and accurate monitoring of stroke patients’ breathing and heart rate in sleep is needed to lower the risk of secondary strokes and prevent worse functional outcomes due to disturbed sleep. In this study, we computed breathing and...

(This article belongs to the Special Issue Sensors-Based Healthcare Diagnostics, Monitoring and Medical Devices)
  • Article
  • Open Access
4 Citations
2,979 Views
17 Pages

Rate-Splitting-Based Generalized Multiple Access for Band-Limited Multi-User VLC

  • Yuru Tang,
  • Chen Chen,
  • Min Liu,
  • Pengfei Du and
  • H. Y. Fu

In this paper, we propose a rate-splitting-based generalized multiple access (GMA) scheme for band-limited multi-user visible light communication (VLC) systems. By splitting and transmitting the input data of each user in a joint orthogonal multiple...

(This article belongs to the Special Issue State-of-the-Art Optical Communication in China)
  • Article
  • Open Access
3 Citations
4,077 Views
12 Pages

Supporting multi-rate transmission is an essential factor in current optical packet switching (OPS) networks. In this paper, the author studied a multi-rate scheme capable of forwarding packets with different signal rates based on label switching. Th...

  • Article
  • Open Access
2 Citations
3,214 Views
18 Pages

24 July 2018

Consider a network consisting of two independent single-antenna sources, a single-antenna destination and a helping multiple-antenna relay. This network is called a dual-hop multiple access relay network (MARN). In this network, sources transmit to t...

(This article belongs to the Special Issue Information Theory Applications in Signal Processing)
  • Article
  • Open Access
8 Citations
2,784 Views
20 Pages

Active STARS-Assisted Rate-Splitting Multiple-Access Networks

  • Jin Xie,
  • Xinwei Yue,
  • Zhihao Han,
  • Xuliang Liu and
  • Wei Xiang

9 September 2023

The active simultaneously transmitting/reflecting surface (ASTARS) is considered a promising technique to achieve full spatial coverage and overcome multiplicative fading caused by cascaded paths. This paper investigates the performance of ASTARS-ass...

(This article belongs to the Special Issue Recent Advances and Challenges of Satellite and Aerial Communication Networks)
  • Article
  • Open Access
9 Citations
4,082 Views
17 Pages

5 May 2019

When measurement rates grow, most Compressive Sensing (CS) methods suffer from an increase in overheads of transmission and storage of CS measurements, while reconstruction quality degrades appreciably when measurement rates reduce. To solve these pr...

(This article belongs to the Section Sensor Networks)
  • Article
  • Open Access
1 Citations
3,758 Views
10 Pages

25 May 2020

Accurate measurement of air flow rate is essential in automatic building control using the variable air volume (VAV) system. In order to solve the problems of the existing air flow measurement method and improve the accuracy of air flow control, this...

(This article belongs to the Section G: Energy and Buildings)
  • Article
  • Open Access
12 Citations
3,041 Views
18 Pages

Modeling Multiple-Event Catastrophe Bond Prices Involving the Trigger Event Correlation, Interest, and Inflation Rates

  • Sukono,
  • Riza Andrian Ibrahim,
  • Moch Panji Agung Saputra,
  • Yuyun Hidayat and ,
  • Hafizan Juahir,
  • Igif Gimin Prihanto and
  • Nurfadhlina Binti Abdul Halim
  • + 2 authors+ 0 author

10 December 2022

The issuance of multiple-event catastrophe bonds (MECBs) has the potential to increase in the next few years. This is due to the increasing trend in the frequency of global catastrophes, which makes single-event catastrophe bonds (SECBs) less relevan...

  • Review
  • Open Access
8 Citations
6,868 Views
19 Pages

21 November 2024

In the next-generation communication systems, multiple access (MA) will play a crucial role in achieving high throughput to support future-oriented services. Recently, rate-splitting multiple access (RSMA) has received much attention from both academ...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
1 Citations
2,030 Views
17 Pages

23 August 2024

In this paper, we combine simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) with rate-splitting multiple access (RSMA) technology and investigate the ergodic rate performance of an STAR-assisted RSMA system. Consi...

(This article belongs to the Special Issue Energy-Efficient Communication Networks and Systems: 2nd Edition)
  • Article
  • Open Access
10 Citations
3,166 Views
14 Pages

This paper investigates the secure rate-splitting multiple access (RSMA) cooperation for the maritime cognitive unmanned aerial vehicle (UAV) network. Specifically, we first take into account the primary privacy information and the secondary maritime...

(This article belongs to the Section Physical Oceanography)
  • Proceeding Paper
  • Open Access
3 Citations
1,644 Views
10 Pages

Differential Evolution Optimized Non-Orthogonal Multiple Access for Sum Rate Maximization

  • Dipinkrishnan Rayaroth,
  • Vinoth Babu Kumaravelu,
  • Helen Sheeba John Kennedy,
  • Kalapraveen Bagadi and
  • Francisco R. Castillo Soria

21 December 2023

Non-orthogonal multiple access (NOMA) is a potential technology to support high network density, while satisfying the quality of service (QoS) demands. To maximize the attainable sum rate of individual users and minimize outage, the power allocation...

(This article belongs to the Proceedings of Eng. Proc., 2023, RAiSE-2023)
  • Article
  • Open Access
1,008 Views
21 Pages

Rate-Splitting Multiple Access for Spatial Non-Stationary Extremely Large-Scale Antenna Array

  • Yuxuan Liu,
  • Penglu Liu,
  • Wenjie Zhang,
  • Dun Cao and
  • Zhuofan Liao

25 February 2026

The extremely large-scale antenna array (ELAA) is recognized as a promising technology for the sixth-generation wireless communication systems. Besides the extended near-field region, the enlarged aperture introduces spatial non-stationarity, which i...

(This article belongs to the Special Issue Task-Oriented Communications for Future Wireless Networks)
  • Article
  • Open Access
20 Citations
4,329 Views
14 Pages

Computing Power and Sample Size for the False Discovery Rate in Multiple Applications

  • Yonghui Ni,
  • Anna Eames Seffernick,
  • Arzu Onar-Thomas and
  • Stanley B. Pounds

7 March 2024

The false discovery rate (FDR) is a widely used metric of statistical significance for genomic data analyses that involve multiple hypothesis testing. Power and sample size considerations are important in planning studies that perform these types of...

(This article belongs to the Section Molecular Genetics and Genomics)
  • Article
  • Open Access
5 Citations
4,121 Views
15 Pages

7 July 2024

In this paper, we present a new analytical model to investigate the maximum heat transfer rate of a thin vapor chamber (TVC) with multiple heat sources and sinks. The model can specifically consider different heat flux conditions for each heat source...

(This article belongs to the Section J1: Heat and Mass Transfer)
  • Article
  • Open Access
7 Citations
3,499 Views
24 Pages

1 February 2021

To complement the current studies of risk assessment on water sources which seldom consider the distribution effects of multiple risk sources concentration, and improve the efficiency of water source supervision, this study establishes a method syste...

  • Article
  • Open Access
17 Citations
5,684 Views
11 Pages

Relation between Heart Rate Variability and Disease Course in Multiple Sclerosis

  • Tatjana Reynders,
  • Yori Gidron,
  • Jella De Ville,
  • Maria Bjerke and ,
  • Ilse Weets,
  • Ann Van Remoortel,
  • Lindsay Devolder,
  • Miguel D’haeseleer,
  • Jacques De Keyser and
  • Marie B. D’hooghe
  • + 6 authors+ 1 author

18 December 2019

Little is known about the interplay between the autonomic nervous system and disease activity in multiple sclerosis (MS). We examined the relationship between heart rate variability (HRV), a reliable measure of vagal nerve function, and disease chara...

(This article belongs to the Section Cardiology)
  • Communication
  • Open Access
6 Citations
3,048 Views
13 Pages

Group-Connected Impedance Network of RIS-Assisted Rate-Splitting Multiple Access in MU-MIMO Wireless Communication Systems

  • Min-A Kim,
  • Seung-Geun Yoo,
  • Hyoung-Do Kim,
  • Kyeung-Ho Shin and ,
  • Young-Hwan You and
  • Hyoung-Kyu Song
  • + 1 author+ 0 author

12 April 2023

The reconfigurable intelligent surface (RIS) and rate-splitting multiple access (RSMA) are considered as promising technologies for the beyond Fifth-Generation (B5G) and Sixth-Generation (6G) wireless systems by controlling the propagation environmen...

(This article belongs to the Section Communications)
  • Feature Paper
  • Article
  • Open Access
5 Citations
1,544 Views
18 Pages

25 September 2025

Most existing multispecies transport analytical models primarily focus on inlet boundary sources, limiting their applicability in real-world contaminated sites where contaminants often arise from multiple internal sources. This study presents a novel...

(This article belongs to the Topic Advances in Groundwater Science and Engineering)
  • Article
  • Open Access
8 Citations
3,375 Views
10 Pages

1 June 2020

High strain rate multiple forging (HSRMF) was successfully carried out on AZ31 magnesium alloy at a temperature range of 250–400 °C, and the microstructure, texture and mechanical properties were examined. Full recrystallized structure deve...

  • Article
  • Open Access
4 Citations
3,057 Views
20 Pages

23 February 2024

This study examined the implementation of rate-splitting multiple access (RSMA) in a multiple-input single-output system using simultaneous wireless information and power transfer (SWIPT) technology. The coexistence of a base station and a power beac...

(This article belongs to the Topic Machine Learning in Communication Systems and Networks)
  • Article
  • Open Access
21 Citations
3,835 Views
25 Pages

15 October 2019

This study examined the influences of fiber geometry, inclination angle, and loading rate on the pullout behavior of multiple steel fibers in ultra-high-performance concrete (UHPC). For this, two different steel fiber types, i.e., straight (S-) and h...

(This article belongs to the Section Construction and Building Materials)
  • Article
  • Open Access
10 Citations
5,163 Views
10 Pages

This study was aimed at evaluation of autonomic dysfunction in patients with multiple sclerosis (MS) by means of time- and frequency-domain parameters of heart rate variability (HRV) and conventional cardiovascular tests (deep breathing (DB) and acti...

  • Article
  • Open Access
142 Views
18 Pages

19 October 2026

Cooperative cognitive radio networks (CCRANs) not only improve spectrum utilization efficiency by sharing spectrum resources between primary and secondary systems but also expand wireless coverage by relay cooperative communications, while UAV commun...

  • Article
  • Open Access
23 Citations
4,690 Views
20 Pages

CNN-Based Volume Flow Rate Prediction of Oil–Gas–Water Three-Phase Intermittent Flow from Multiple Sensors

  • Jinku Li,
  • Delin Hu,
  • Wei Chen,
  • Yi Li and ,
  • Maomao Zhang and
  • Lihui Peng
  • + 1 author+ 0 author

10 February 2021

In this paper, we propose a deep-learning-based method using a convolutional neural network (CNN) to predict the volume flow rates of individual phases in the oil–gas–water three-phase intermittent flow simultaneously by analyzing the measurement dat...

(This article belongs to the Section Intelligent Sensors)
  • Feature Paper
  • Article
  • Open Access
2 Citations
2,222 Views
17 Pages

6 March 2025

Wireless powered communication networks (WPCNs) provide a sustainable solution for energy-constrained IoT devices by enabling wireless energy transfer (WET) in the downlink and wireless information transmission (WIT) in the uplink. However, their per...

(This article belongs to the Special Issue Advanced Algorithms in Wireless Communication and Internet of Things (IoT))
  • Article
  • Open Access
6 Citations
2,278 Views
40 Pages

Multiple Behavioral Conditions of the Forward Exchange Rates and Stock Market Return in the South Asian Stock Markets During COVID-19: A Novel MT-QARDL Approach

  • Mosab I. Tabash,
  • Adel Ahmed,
  • Suzan Sameer Issa,
  • Marwan Mansour and ,
  • Manishkumar Varma and
  • Mujeeb Saif Mohsen Al-Absy
  • + 1 author+ 0 author

26 November 2024

This study examines the short- and long-term effects of multiple quantiles of forward exchange rate premiums (FERPs) and COVID-19 cases on the quantiles of stock market returns (SMRs). We extend the Quantile Autoregressive Distributive Lag (QARDL) mo...

(This article belongs to the Special Issue Computational Approaches in Corporate Finance, Risk Management and Financial Markets)
  • Article
  • Open Access
10 Citations
4,818 Views
17 Pages

Attrition Rates in Multiple Myeloma Treatment under Real World Conditions—An Analysis from the Austrian Myeloma Registry (AMR)

  • Magdalena A. Benda,
  • Hanno Ulmer,
  • Roman Weger,
  • Patrick Reimann and ,
  • Theresia Lang,
  • Petra Pichler,
  • Thomas Winder,
  • Bernd Hartmann,
  • Irene Strassl and
  • Ella Willenbacher
  • + 10 authors+ 5 authors

2 February 2023

Multiple myeloma (MM) is characterized by serial relapses, necessitating the application of sequential lines of therapy (LoT). Reports on attrition rates (ARs) vary widely. The present study analysed ARs from the Austrian Myeloma Registry. Attrition...

(This article belongs to the Section Cancer Therapy)
  • Article
  • Open Access
12 Citations
4,028 Views
19 Pages

25 November 2023

In this study, a reconfigurable intelligent surface (RIS)-assisted wireless-powered mobile edge computing (WP-MEC) system is proposed, where a single-antenna unmanned aerial vehicle (UAV)-mounted cloudlet provides offloading opportunities to K user e...

(This article belongs to the Section Drone Communications)
  • Article
  • Open Access
5 Citations
2,329 Views
13 Pages

24 July 2020

High strain rate multiple forging (HSRMF) with pass strain ranging from 0.1 to 0.35 was carried out on the AZ31 magnesium alloy, and the microstructure, texture and mechanical properties were examined. The initial grain can be refined through the for...

  • Article
  • Open Access
29 Citations
3,670 Views
13 Pages

6 June 2024

In vitro mass propagation of apple plants plays an important role in the rapid multiplication of genetically uniform, disease-free scions and rootstocks with desired traits. Successful micropropagation of apple using axillary shoot cultures is influe...

(This article belongs to the Special Issue Plant Tissue Culture IV)
  • Article
  • Open Access
6 Citations
5,078 Views
11 Pages

22 January 2016

In the literature, recently, some three-step schemes involving four function evaluations for the solution of multiple roots of nonlinear equations, whose multiplicity is not known in advance, are considered, but they do not agree with Kung–Traub’s co...

(This article belongs to the Special Issue Numerical Algorithms for Solving Nonlinear Equations and Systems)
  • Article
  • Open Access
2,243 Views
15 Pages

Performance Analysis of a New Non-Orthogonal Multiple Access Design for Mitigating Information Loss

  • Sang-Wook Park,
  • Hyoung-Do Kim,
  • Kyung-Ho Shin,
  • Jin-Woo Kim and ,
  • Seung-Hwan Seo,
  • Yoon-Ju Choi,
  • Young-Hwan You,
  • Yeon-Kug Moon and
  • Hyoung-Kyu Song
  • + 4 authors+ 0 author

5 September 2024

This paper proposes a scheme that adds XOR bit operations into the encoding and decoding process of the conventional non-orthogonal multiple access (NOMA) system to alleviate performance degradation caused by the power distribution of the original si...

  • Article
  • Open Access
25 Citations
7,404 Views
21 Pages

Diversity Performance Analysis on Multiple HAP Networks

  • Feihong Dong,
  • Min Li,
  • Xiangwu Gong,
  • Hongjun Li and
  • Fengyue Gao

30 June 2015

One of the main design challenges in wireless sensor networks (WSNs) is achieving a high-data-rate transmission for individual sensor devices. The high altitude platform (HAP) is an important communication relay platform for WSNs and next-generation...

(This article belongs to the Section Sensor Networks)
  • Article
  • Open Access
1 Citations
3,509 Views
33 Pages

Nearest Neighbor Decoding and Pilot-Aided Channel Estimation for Fading Channels

  • A. Taufiq Asyhari,
  • Tobias Koch and
  • Albert Guillén i Fàbregas

31 August 2020

We study the information rates of noncoherent, stationary, Gaussian, and multiple-input multiple-output (MIMO) flat-fading channels that are achievable with nearest neighbor decoding and pilot-aided channel estimation. In particular, we investigate t...

(This article belongs to the Special Issue Information Theory for Communication Systems)
  • Article
  • Open Access
39 Citations
5,160 Views
19 Pages

Modeling of NOMA-MIMO-Based Power Domain for 5G Network under Selective Rayleigh Fading Channels

  • Mohamed Hassan,
  • Manwinder Singh,
  • Khalid Hamid,
  • Rashid Saeed and ,
  • Maha Abdelhaq and
  • Raed Alsaqour
  • + 1 author+ 0 author

4 August 2022

The integration of multiple-input multiple-output (MIMO) and non-orthogonal multiple access (NOMA) technologies is a hybrid technology that overcomes a myriad of problems in the 5G cellular system and beyond, including massive connectivity, low laten...

(This article belongs to the Special Issue Energy Efficiency in Wireless Networks)
  • Article
  • Open Access
2 Citations
973 Views
17 Pages

Long-Term QoS-Constrained RSMA Scheduling in Multi-Carrier Systems

  • Jae-Won Lee,
  • Ju-Yeon Lee,
  • Young-Hyun Kim,
  • Sung-Yeon Kim and
  • Do-Yup Kim

26 December 2025

This paper studies long-term resource allocation for rate-splitting multiple access (RSMA) in multi-carrier downlink systems. RSMA provides a flexible interference-management mechanism that bridges spatial division multiple access (SDMA) and non-orth...

(This article belongs to the Special Issue Computational Methods in Wireless Communication)
  • Article
  • Open Access
3 Citations
3,399 Views
21 Pages

11 October 2021

In this paper, we propose rate-splitting (RS) multiple access to mitigate the effects of quantization noise (QN) inherent in low-resolution analog-to-digital converters (ADCs) and digital-to-analog converters (DACs). We consider the downlink (DL) of...

(This article belongs to the Special Issue Massive MIMO Systems for 5G and beyond Networks: Latest Advances and Prospects)
  • Article
  • Open Access
5 Citations
1,926 Views
22 Pages

Purpose: This research seeks to answer the basic question, “What would be the most determining factors if I perform regression analysis using several independent variables?” This paper suggests the way to estimate the proper royalty rate and up-front...

  • Article
  • Open Access
16 Citations
5,293 Views
15 Pages

Terahertz (THz) band communications are considered a crucial technology to support future applications, such as ultra-high bit rate wireless local area networks, in the next generation of wireless communication systems. In this work, we consider an u...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
1 Citations
1,813 Views
14 Pages

28 January 2023

The fast multi-pulse spectrum is a spectrum acquisition method that obtains an average pulse amplitude in a dynamic window, which improves the energy resolution by sharpening peaks in the acquired spectra, but produces the counting loss. Owing to the...

(This article belongs to the Special Issue Well-Posedness, Dynamics, and Control of Nonlinear Differential System with Initial-Boundary Value)
  • Article
  • Open Access
9 Citations
4,752 Views
11 Pages

Adherence to renin angiotensin system antagonists (RASA), non-insulin diabetes medications (NIDM) and statins has been included in the Medicare Star Ratings program since 2012. The long-term use of these measures emphasizes adherence to a limited num...

(This article belongs to the Special Issue Pharmacist Services)
  • Article
  • Open Access
8 Citations
4,364 Views
14 Pages

15 February 2017

Tracking the target that maneuvers at a variable turn rate is a challenging problem. The traditional solution for this problem is the use of the switching multiple models technique, which includes several dynamic models with different turn rates for...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
10 Citations
3,790 Views
18 Pages

How Useful Are Strain Rates for Estimating the Long-Term Spatial Distribution of Earthquakes?

  • Sepideh J. Rastin,
  • David A. Rhoades,
  • Christopher Rollins and
  • Matthew C. Gerstenberger

5 July 2022

Strain rates have been included in multiplicative hybrid modelling of the long-term spatial distribution of earthquakes in New Zealand (NZ) since 2017. Previous modelling has shown a strain rate model to be the most informative input to explain earth...

(This article belongs to the Special Issue Comprehensive Research in Earthquake Forecasting and Seismic Hazard Assessment)
  • Communication
  • Open Access
3 Citations
2,529 Views
13 Pages

RIS-Assisted D2D Communication over Nakagami-m Fading with RSMA

  • Yunhao Ding,
  • Linfei Chen,
  • Peishun Yan and
  • Wei Duan

26 May 2024

In this study, we investigated reconfigurable intelligent surface (RIS)-assisted device-to-device (D2D) communication systems over Nakagami-m fading channels. To enhance the reliability of RIS-assisted D2D communications, we utilized the rate-splitti...

(This article belongs to the Special Issue 6G Space-Air-Ground Communication Networks and Key Technologies)
  • Article
  • Open Access
20 Citations
4,676 Views
16 Pages

25 September 2019

Nowadays, visible light communication (VLC) systems have become one of the candidate technologies for high data rate indoor communications. However, the main challenge to develop a high data rate VLC system is the narrow modulation bandwidth of light...

(This article belongs to the Special Issue Light Communication: Latest Advances and Prospects)
  • Feature Paper
  • Article
  • Open Access
4 Citations
5,440 Views
17 Pages

The directionality of optical signals provides an opportunity for efficient space reuse of optical links in visible light communication (VLC). Space reuse in VLC can enable multiple-access communication from multiple light emitting transmitters. Trad...

(This article belongs to the Special Issue Visible Light (VLC) and Camera Communication)
  • Article
  • Open Access
3 Citations
2,475 Views
14 Pages

30 November 2022

Next-generation wireless communication networks demand high spectrum efficiency to serve the requirements of an enormous number of devices over a limited available frequency spectrum. Device-to-device (D2D) communication with spectrum reuse offers a...

(This article belongs to the Section Networks)

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