Results 31 to 40 of about 15,956 (279)

Stein's method and the rank distribution of random matrices over finite fields [PDF]

open access: yes, 2015
With ${\mathcal{Q}}_{q,n}$ the distribution of $n$ minus the rank of a matrix chosen uniformly from the collection of all $n\times(n+m)$ matrices over the finite field $\mathbb{F}_q$ of size $q\ge2$, and ${\mathcal{Q}}_q$ the distributional limit of ...
Fulman, Jason, Goldstein, Larry
core   +1 more source

Evaluation of MRI Denoising Methods Using Unsupervised Learning

open access: yesFrontiers in Artificial Intelligence, 2021
In this paper we evaluate two unsupervised approaches to denoise Magnetic Resonance Images (MRI) in the complex image space using the raw information that k-space holds.
Marc Moreno López   +2 more
doaj   +1 more source

Stein's method, Malliavin calculus, Dirichlet forms and the fourth moment theorem

open access: yes, 2014
The fourth moment theorem provides error bounds of the order $\sqrt{{\mathbb E}(F^4) - 3}$ in the central limit theorem for elements $F$ of Wiener chaos of any order such that ${\mathbb E}(F^2) = 1$.
Chen, Louis H. Y., Poly, Guillaume
core   +1 more source

Percolation Problems on N-Ary Trees

open access: yesMathematics, 2023
Percolation theory is a subject that has been flourishing in recent decades. Because of its simple expression and rich connotation, it is widely used in chemistry, ecology, physics, materials science, infectious diseases, and complex networks.
Tianxiang Ren, Jinwen Wu
doaj   +1 more source

Quantitative de Jong theorems in any dimension [PDF]

open access: yes, 2016
We develop a new quantitative approach to a multidimensional version of the well-known {\it de Jong's central limit theorem} under optimal conditions, stating that a sequence of Hoeffding degenerate $U$-statistics whose fourth cumulants converge to zero ...
Döbler, Christian, Peccati, Giovanni
core   +2 more sources

Constrained Bayesian Method for Testing Equi-Correlation Coefficient

open access: yesAxioms
The problem of testing the equi-correlation coefficient of a standard symmetric multivariate normal distribution is considered. Constrained Bayesian and classical Bayes methods, using the maximum likelihood estimation and Stein’s approach, are examined ...
Kartlos Kachiashvili, Ashis SenGupta
doaj   +1 more source

MYSTICAL ASPECT OF EDITH STEIN'S ANTHROPOLOGY: FROM PHENOMENOLOGY TO THOMISM

open access: yesAntropologìčnì Vimìri Fìlosofsʹkih Doslìdžen', 2016
The aim of the study is to find mystical elements in Edith Stein's anthropology as a connecting principle between phenomenology and Thomism. Relying on methodological definition of philosophical mystic, as a matching of theological and philosophical ...
J. A. Shabanova
doaj   +1 more source

Stein's Method for the Single Server Queue in Heavy Traffic

open access: yes, 2019
Following recent developments in the application of Stein's method in queueing theory, this paper is intended to be a short treatment showing how Stein's method can be developed and applied to the single server queue in heavy traffic. Here we provide two
Gaunt, Robert E., Walton, Neil
core   +1 more source

Physician Referral Patterns to Physical Therapists for Managing Knee Osteoarthritis: A Retrospective Analysis of Electronic Health Records from an Integrated Health System

open access: yesArthritis Care &Research, Accepted Article.
Objectives This study aims to describe the frequency and timing of physician referrals to physical therapists (PT) and other treatments prescribed over 12 months in patients with recent onset of knee osteoarthritis (KOA). The study also aims to identify determinants of early PT referrals.
Samannaaz S. Khoja   +4 more
wiley   +1 more source

Automated Parameter Selection for Accelerated MRI Reconstruction via Low-Rank Modeling of Local k-Space Neighborhoods

open access: yesZeitschrift für Medizinische Physik, 2023
Purpose: Image quality in accelerated MRI rests on careful selection of various reconstruction parameters. A common yet tedious and error-prone practice is to hand-tune each parameter to attain visually appealing reconstructions.
Efe Ilicak   +2 more
doaj   +1 more source

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