Results 61 to 70 of about 106,686 (311)

Non-Parametric Probability Distributions Embedded Inside of a Linear Space Provided with a Quadratic Metric

open access: yesMathematics, 2020
There exist uncertain situations in which a random event is not a measurable set, but it is a point of a linear space inside of which it is possible to study different random quantities characterized by non-parametric probability distributions.
Pierpaolo Angelini, Fabrizio Maturo
doaj   +1 more source

Dual Circumference and Collinear Sets

open access: yesDiscrete & Computational Geometry, 2022
Expanded presentation of some ...
Vida Dujmovic, Pat Morin
openaire   +4 more sources

Clinical, Histologic, and Serological Predictors of Renal Function Loss in Lupus Nephritis

open access: yesArthritis Care &Research, EarlyView.
Objective Kidney survival is the ultimate goal in lupus nephritis (LN) management, but long‐term predictors remain inadequately studied, requiring long‐term follow‐up. This study aimed to identify baseline and early longitudinal predictors of kidney survival in the Accelerating Medicines Partnership LN longitudinal cohort.
Shangzhu Zhang   +21 more
wiley   +1 more source

On the Stationarity Time of a Vehicle-to-Infrastructure Massive Radio Channel in a Line-of-Sight Suburban Environment

open access: yesSensors, 2022
Massive multiple-input multiple-output (mMIMO) communication systems are a pillar technology for 5G. However, the wireless radio channel models relying on the assumption of wide-sense stationary uncorrelated scattering (WSSUS) may not always be valid for
Nor El Islam Dahmouni   +6 more
doaj   +1 more source

Working with collinearity in epidemiology: development of collinearity diagnostics, identifying latent constructs in exploratory research and dealing with perfectly collinear variables in regression [PDF]

open access: yes, 2012
Collinearity plays an integral role in regression studies involving epidemiological data. Variables often form part of a common biological mechanism or measure the same element of a latent structure. It is a natural feature of most data and as such it is
Woolston, Andrew Stephen
core  

Perceived Impacts and Predictors of Cannabis Products Used by Patients with Rheumatologic Conditions in Alberta, Canada: A Multivariable Analysis of Cross‐Sectional Survey Data

open access: yesArthritis Care &Research, EarlyView.
Objective This study aimed to characterize cannabis product choices (cannabinoid content and formulation) among patients with rheumatologic conditions and their associations with patient factors, patient‐reported perceived side effects, and positive impacts.
Susan Zhang   +10 more
wiley   +1 more source

Semantics of collinearity among regions

open access: yes, 2005
Collinearity is a basic arrangement of regions in the plane. We investigate the semantics of collinearity in various possible meanings for three regions and we combine these concepts to obtain definitions for four and more regions.
CLEMENTINI, ELISEO, BILLEN R.
core   +1 more source

Counterion Dependent Side‐Chain Relaxation Stiffens a Chemically Doped Thienothiophene Copolymer

open access: yesAdvanced Functional Materials, EarlyView.
Oxidation of a thienothiophene copolymer, p(g3TT‐T2), via different doping strategies and dopant molecules resulted in materials with similar oxidation levels and a high electrical conductivity of ≈100 S cm−1. However, mechanical properties varied significantly, with sub‐glass transition temperatures and elastic moduli spanning from –44°C to –3°C and ...
Mariavittoria Craighero   +12 more
wiley   +1 more source

Ferroelectricity in Antiferromagnetic Wurtzite Nitrides

open access: yesAdvanced Functional Materials, EarlyView.
We establish MnSiN2${\rm MnSiN}_2$ and MnGeN2${\rm MnGeN}_2$ as aristotypes of a new multiferroic wurtzite family that simultaneously exhibits ferroelectricity and antiferromagnetism with altermagnetic spin splitting. By strategically substituting alkaline‐earth metals, we predict new materials with coexisting switchable polarization, spin texture, and
Steven M. Baksa   +3 more
wiley   +1 more source

Evolutionary and functional analysis of the plant-specific NADPH oxidase gene family in Brassica rapa L. [PDF]

open access: yesRoyal Society Open Science, 2019
NADPH oxidases (NOXs) have been known as respiratory burst oxidase homologues (RBOHs) in plants. To characterize the evolutionary relationships and functions of RBOHs in Brassica rapa, 134 RBOH homologues were identified from 13 plant species, including ...
Dahui Li   +4 more
doaj   +1 more source

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