Results 21 to 30 of about 800 (260)

An improvement of a nonuniform bound for unbounded exchangeable pairs

open access: yesJournal of Inequalities and Applications, 2023
In this paper, we obtain a nonuniform Berry–Esseen bound for a normal approximation via the Stein method and the exchangeable-pair coupling technique where the boundedness condition of the difference between the exchangeable pair is not required.
Patcharee Sumritnorrapong   +1 more
doaj   +1 more source

Performance Enhancement of INS and UWB Fusion Positioning Method Based on Two-Level Error Model

open access: yesSensors, 2023
In GNSS-denied environments, especially when losing measurement sensor data, inertial navigation system (INS) accuracy is critical to the precise positioning of vehicles, and an accurate INS error compensation model is the most effective way to improve ...
Zhonghan Li   +4 more
doaj   +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

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

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

Organic Electrochemical Transistor Channel Materials: Copolymerization Versus Physical Mixing of Glycolated and Alkoxylated Polymers

open access: yesAdvanced Functional Materials, EarlyView.
This work discusses the use of blended channel materials in OECTs. It explores how mixing glycolated and alkoxylated polymers in various ratios offers a simpler and more efficient route to tuning OECT properties. The performance of the polymer blends is compared to the corresponding copolymers, demonstrating similar OECT characteristics, swelling ...
Lize Bynens   +14 more
wiley   +1 more source

An Extension of the Interscale SURE-LET Approach for Image Denoising

open access: yesInternational Journal of Advanced Robotic Systems, 2014
In this paper, an extension of the interscale SURE-LET approach exploiting the interscale and intrascale dependencies of wavelet coefficients is proposed to improve denoising performance.
Lihong Cui   +4 more
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

Materials and System Design for Self‐Decision Bioelectronic Systems

open access: yesAdvanced Materials, EarlyView.
This review highlights how self‐decision bioelectronic systems integrate sensing, computation, and therapy into autonomous, closed‐loop platforms that continuously monitor and treat diseases, marking a major step toward intelligent, self‐regulating healthcare technologies.
Qiankun Zeng   +9 more
wiley   +1 more source

On the constant in the nonuniform version of the Berry-Esseen theorem

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
In 2001, Chen and Shao gave the nonuniform estimation of the rate of convergence in Berry-Esseen theorem for independent random variables via Stein-Chen-Shao method.
K. Neammanee
doaj   +1 more source

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