Results 101 to 110 of about 40,887 (301)

Wavelets [PDF]

open access: yesComplexity, 1996
Martin Greiner   +2 more
openaire   +2 more sources

Serostatus‐Specific Prognostic Profiles and Phenotype‐Dependent Therapeutic Windows in Autoimmune Encephalitis: A Multicenter Cohort Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background While autoimmune encephalitis (AE) outcomes vary, serostatus‐specific prognostic determinants and institutional clustering effects remain poorly characterized. We aimed to delineate the distinct prognostic architecture of AE, identifying serostatus‐specific risk factors and potential therapeutic windows.
Xiaohong Tang   +17 more
wiley   +1 more source

Biorthogonal Quincunx Coifman Wavelets

open access: yes, 1997
We de#ne and construct a new family of compactly supported, nonseparable two-dimensional wavelets, #biorthogonal quincunx Coifman wavelets" #BQCWs#, from their one-dimensional counterparts using the McClellan transformation.
Alan C. Bovik   +4 more
core  

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

Wavelet Approach to Nonlinear Problems, II. Metaplectic Wavelets

open access: yes, 2007
this paper we continue the application of powerful methods of wavelet analysis to polynomial approximations of mechanical and physical problems. In part 1 we considered general approach for constructing wavelet representation.
Nonlinear Problems   +3 more
core  

Photovoltaic system faults detection using fractional multiresolution signal decomposition

open access: yesElectrical engineering & Electromechanics
Introduction. In this paper, we present an innovative methodology based on fractional wavelets for detecting defects in photovoltaic systems. Photovoltaic solar systems play a key role in the transition to a low-carbon economy, but they are susceptible ...
A. Lanani   +4 more
doaj   +1 more source

An efficient computer based wavelets approximation method to solve Fuzzy boundary value differential equations

open access: yesNonlinear Engineering, 2016
In the present work a wavelets approximation method is employed to solve fuzzy boundary value differential equations (FBVDEs). Essentially, a truncated Legendre wavelets series together with the Legendre wavelets operational matrix of derivative are ...
Alam Khan Najeeb, Razzaq Oyoon Abdul
doaj   +1 more source

Rheumatoid Arthritis and Coronary Artery Calcium Progression: A Case Cohort Analysis From ELSA‐Brasil

open access: yesArthritis Care &Research, EarlyView.
Objective To investigate the association between rheumatoid arthritis (RA) and coronary artery calcium (CAC) prevalence, incidence, and progression over four years in adults without prior cardiovascular disease. Methods A case‐cohort study within the Brazilian Longitudinal Study of Adult Health (ELSA‐Brasil) included 585 participants (86 patients with ...
Patrícia Fonseca Estrada   +7 more
wiley   +1 more source

INTERPOLATING WAVELETS ON THE SPHERE

open access: yesUral Mathematical Journal, 2019
There are several works where bases of wavelets on the sphere (mainly orthogonal and wavelet-like bases) were constructed. In all such constructions, the authors seek to preserve the most important properties of classical wavelets including constructions
Nikolai I. Chernykh
doaj   +1 more source

Anorectal Dysfunction in Systemic Sclerosis: Clinical Phenotypes and Functional Patterns

open access: yesArthritis Care &Research, EarlyView.
Objective The aim of this study was to characterize specific physiologic defects in anorectal dysfunction in systemic sclerosis (SSc) using anorectal manometry (ARM), evaluate associations with gastrointestinal (GI) and extraintestinal clinical phenotypes, and explore potential serologic markers for risk stratification.
Timothy Kaniecki   +6 more
wiley   +1 more source

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