Results 41 to 50 of about 16,015,285 (164)

Circulant Matrix‐Based Box–Behnken Designs With Economic Run Sizes

open access: yesQuality and Reliability Engineering International, Volume 42, Issue 6, Page 3326-3334, October 2026.
ABSTRACT We introduce Circulant Matrix‐Based Box–Behnken Designs (CBBDs), a new class of three‐level, second‐order response surface designs constructed using circulant matrix structures. These designs satisfy an enhanced orthogonal minimally aliased (OMA∗${\rm OMA}^*$) property: they retain the classical OMA property—where main effects are orthogonal ...
Tung‐Dinh Pham, Nam‐Ky Nguyen
wiley   +1 more source

Non-orthogonal multiple access for unmanned aerial vehicle communication system [PDF]

open access: yes, 2021
The Unmanned Aerial Vehicle (UAV) assisted communication systems provide users a unique connectivity platform to support high data traffic demand of the future.
Sohail, Muhammad Farhan
core  

Performance Analysis of Buffer-Aided Hybrid NOMA/OMA in Cooperative Uplink System

open access: yesIEEE Access, 2019
This paper investigates a cooperative uplink system where two users wish to send messages to a base station with the help of a buffer-aided relay. Transmission modes in terms of both non-orthogonal multiple access (NOMA) and orthogonal multiple access ...
Peng Xu   +4 more
doaj   +1 more source

Structure and conformational dynamics of the Pseudomonas CbrA transceptor

open access: yesProtein Science, Volume 35, Issue 9, September 2026.
Abstract The CbrA protein is a central regulator of carbon metabolism, biofilm formation, and virulence in Pseudomonas species, but the molecular mechanisms by which CbrA links nutrient sensing to downstream signaling has remained unclear. CbrA is a rare “transceptor” that combines membrane transporter and histidine kinase domains into a single ...
Melanie A. Orlando   +4 more
wiley   +1 more source

Non-Orthogonal eMBB-URLLC Radio Access for Cloud Radio Access Networks with Analog Fronthauling

open access: yesEntropy, 2018
This paper considers the coexistence of Ultra Reliable Low Latency Communications (URLLC) and enhanced Mobile BroadBand (eMBB) services in the uplink of Cloud Radio Access Network (C-RAN) architecture based on the relaying of radio signals over analog ...
Andrea Matera   +3 more
doaj   +1 more source

RAN Slicing Performance Tradeoffs: Timing Versus Throughput Requirements

open access: yesIEEE Open Journal of the Communications Society, 2022
The coexistence of diverse services with heterogeneous requirements is a fundamental feature of 5G. This necessitates efficient Radio Access Network (RAN) slicing, defined as sharing of the wireless resources among diverse services while guaranteeing ...
Federico Chiariotti   +4 more
doaj   +1 more source

Mechanical and Electrical Phenotype of hiPSC‐Cardiomyocytes on Fibronectin‐Based Hydrogels

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 27, 17 July 2026.
We introduce fibronectin‐based PEG hydrogels with controlled rigidity to enable the culture of iPSC‐derived cardiomyocytes. These substrates offer an alternative to the current culture of these cells on fibronectin‐coated glass, providing enhanced structural and functional behavior. The system provides a more physiologically relevant platform to assess
Ana Da Silva Costa   +8 more
wiley   +1 more source

A New Optimization Approach for Hybrid LDM-NOMA and FeMBMS-OMA in 5G Cellular Broadcasting

open access: yesIEEE Access, 2023
In this paper, a new approach for 5G broadcast optimization deployment is considered. We propose a novel hybrid of layered division multiplexing with non-orthogonal multiple access (LDM-NOMA) and further evolved multimedia broadcast multicast service ...
Heydar Shariatzadeh   +2 more
doaj   +1 more source

Decoupling Groundwater Trends From Climatic Drivers: Evidence of Human‐Dominated Aquifer Dynamics in a Mediterranean Island

open access: yesHydrological Processes, Volume 40, Issue 7, July 2026.
Long‐term piezometric analysis of 18 monitoring wells in Menorca (1984–2020) reveals that 14 wells show declining groundwater trends despite neutral or positive climatic water balance signals. Multi‐scale SPEI–SGI correlation analysis confirms widespread climate–groundwater decoupling, driven by sustained over‐abstraction rather than reduced recharge ...
Aaron Ortega‐Mclear   +4 more
wiley   +1 more source

A Simple User Grouping and Pairing Scheme for Non-Orthogonal Multiple Access in VLC System [PDF]

open access: yes, 2018
In this paper, a simple user grouping and pairing scheme is proposed for non-orthogonal multiple access (NOMA) and is applied for the downlink visible light communication (VLC) system.
Alresheedi, Mohammed T.   +11 more
core   +1 more source

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