Results 101 to 110 of about 165,995,511 (248)

Construction and Classification of Generalized Hadamard Codes over Gaussian Integer Rings $\mathbb{Z}_{3^s}[i]$

open access: yesEuropean Journal of Pure and Applied Mathematics
This paper provides a general guideline on how to construct Generalized Hadamard (GH) codes over Gaussian integer rings $\mathbb{Z}_{3^s}[i]$, where $i^2 + 1 = 0$. We define an algebraic basis with the help of the Gaussian integers and construct a special Gray map which converts the codes of these rings into ternary image representations over $\mathbb ...
Maha Alammari, Muhammad Sajjad
openaire   +1 more source

Euclidean Domains and Gaussian Integers

open access: yes, 2019
A proposta deste trabalho é aprofundar os estudos sobre a estrutura algébrica dos anéis. Neste sentido tratamos dos Domínios de Fatoração Única (UFD), Domínios Euclidianos e do anel dos Inteiros Gaussianos, bem como resultados pertinentes neste contexto ...
Degrecci, Simone Regina Guiselini
core  

AES‐Debye: an accurate, efficient and scalable engine for Debye scattering calculations

open access: yesJournal of Applied Crystallography, EarlyView.
AES‐Debye is an accurate, efficient and scalable engine for evaluating the Debye scattering equation that enables total scattering calculations for large atomistic models. Corrected pair‐distance binning and numerically robust accumulation suppress discretization artifacts, while parallel CPU/GPU execution enables efficient computation of scattering ...
Navid Panchi   +4 more
wiley   +1 more source

Quantum‐Enhanced Weighted Gene Co‐Expression Network Analysis Reveals Regulatory Networks Underlying Sexual Size Dimorphism in Macrobrachium nipponense

open access: yesIntegrative Zoology, EarlyView.
A quantum‐enhanced weighted gene co‐expression network analysis framework integrating quantum amplitude amplification is developed to overcome sample size constraints in zoological genomics. This noise‐tolerant analytical strategy enables robust network reconstruction for non‐model species with limited biological replicates.
Seok‐Jin Kang, Hongchul Shin
wiley   +1 more source

An Updated List of Species Used in Tree-Ring Research

open access: yes, 1993
During the past 100 years, researchers have investigated the potential of hundreds of tree and shrub species for use in applications of tree-ring research.
Grissino-Mayer, Henri D.
core   +2 more sources

Handling mean–variance scaling in intraspecific trait variability and implications for trait–environment analyses

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Trait‐based ecology increasingly relies on measures of intraspecific trait variability to estimate how trait diversity within species varies across species and environmental gradients. Yet variance and related metrics are often interpreted without considering their intrinsic dependence on the mean, as described by the empirical Taylor's power ...
Miguel A. Ortega   +3 more
wiley   +1 more source

Depositional processes of varved sediments from proglacial Lago Frías since 1800 CE (North Patagonian Andes, Argentina)

open access: yesBoreas, EarlyView.
The glacierized Valle Frías in Northern Patagonia is one of the best‐studied valleys in South America and includes varved sediments from Lago Frías. We complement this lacustrine record with a high‐resolution documentation of varve counts and their composition.
Bernd Zolitschka   +6 more
wiley   +1 more source

Potentiation effects of the positive allosteric modulator PTC‐174 on NMDA receptors in neonatal male rat substantia nigra dopaminergic neurons

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose Positive allosteric modulators bind to secondary binding sites on the receptor and alter receptor conformation and activation, changing agonist potency and efficacy. PTC‐174 is a novel NMDA receptor positive allosteric modulator that particularly enhances activity of receptors containing GluN2C or GluN2D subunits.
Bangyuan Liu, Alasdair J. Gibb
wiley   +1 more source

NMDA receptor subunit‐dependent analysis of radiprodil inhibition in neonatal male rat substantia nigra dopaminergic neurons

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose Radiprodil is a GluN2B subunit selective NMDA receptor negative allosteric modulator which is currently under clinical investigation as a possible anti‐epileptic drug for paediatric use. Our goal was to investigate the inhibition of dopaminergic neuron NMDA responses by radiprodil.
Bangyuan Liu, Alasdair J. Gibb
wiley   +1 more source

Digital Signature Schemes over the Ring of Gaussian Integers [PDF]

open access: yesAdvances in Intelligent Systems Research, 2016
openaire   +1 more source

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