Results 81 to 90 of about 327,393 (318)

The probability of connectivity in a hyperbolic model of complex networks [PDF]

open access: yes, 2016
We consider a model for complex networks that was introduced by Krioukov et al. (Phys Rev E 82 (2010) 036106). In this model, N points are chosen randomly inside a disk on the hyperbolic plane according to a distorted version of the uniform distribution ...
Fountoulakis, Nikolaos   +5 more
core   +1 more source

Heterotropic regulation and negative homotropic cooperativity

open access: yesFEBS Open Bio, EarlyView.
We identified a structural module common to some proteins that couple negative cooperativity with heterotropic regulation, two features that rarely coexist. These proteins are ring‐like and present an ordered asymmetry whereby noncontacting subunits are symmetric, and their tertiary structure differs from that of contacting subunits.
Veronica Morea   +5 more
wiley   +1 more source

Evaluating the Potential for Underground Hydrogen Storage (UHS) in Lithuania: A Review of Geological Viability and Storage Integrity

open access: yesApplied Sciences
The aim of this study is to review and identify H2 storage suitability in geological reservoirs of the Republic of Lithuania. Notably, Lithuania can store clean H2 effectively and competitively because of its wealth of resources and well-established ...
Apoorv Verma, Shruti Malik, Mayur Pal
doaj   +1 more source

On the structure of λ-Cantor set with overlaps [PDF]

open access: yes, 2019
Given λ∈(0,1), let Eλ be the self-similar set generated by the iterated function system (IFS) {x/3,(x+λ)/3,(x+2)/3}. Then Eλ is a self-similar set with overlaps.
Mathematical Modeling   +4 more
core   +1 more source

Intelligent Tutoring Systems for Adult Learning in STEM Disciplines

open access: yesNew Directions for Adult and Continuing Education, EarlyView.
ABSTRACT Intelligent tutoring systems (ITS) are reshaping adult learning in STEM by providing adaptive, data‐driven instruction across classrooms, workplaces, and informal environments. In the context of ITS, this article compares generative AI, which creates personalized explanations and practice materials, with explainable AI, which focuses on ...
Jill Zarestky, Amanda R. Lager Gleason
wiley   +1 more source

On a boundary value problem for the nonhomogeneous heat equation in an angular domain

open access: yesВестник КазНУ. Серия математика, механика, информатика, 2017
Due to the fact that the results find theoretical and practical applications, great attention is paid to the study of boundary value problems for parabolic equations.
M. A. Sadybekov, M. G. Yergaliyev
doaj  

Analysis of the Quantization Noise in Discrete Wavelet Transform Filters for 3D Medical Imaging

open access: yesApplied Sciences, 2020
Denoising and compression of 2D and 3D images are important problems in modern medical imaging systems. Discrete wavelet transform (DWT) is used to solve them in practice.
Nikolay Chervyakov   +2 more
doaj   +1 more source

Dimensionality Reduction and Uncertainty Quantification for Inverse Problems [PDF]

open access: yes, 2015
Many inverse problems in science and engineering involve multi-experiment data and thus require a large number of forward simulations. Dimensionality reduction techniques aim at reducing the number of forward solves by (randomly) subsampling the data. In
van Leeuwen, Tristan   +2 more
core  

Blood RNA Biomarker Signatures for Early Diagnosis and Prognosis in Ischemic and Hemorrhagic Stroke: The IBIS‐CT1 Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To evaluate the expression of nine blood RNA biomarkers in a clinical trial based on genes previously identified in an experimental monkey model of stroke for diagnosis feasibility and prognostication. Methods IBIS‐CT1 was a prospective longitudinal study enrolling patients with ischemic stroke (IS) or intracerebral hemorrhage (ICH ...
Salomé Retailleau   +11 more
wiley   +1 more source

Modern Trends in Improving the Technical Characteristics of Devices and Systems for Digital Image Processing

open access: yesIEEE Access
The technology development greatly increases the amount of digital visual information. Existing devices cannot efficiently process such huge amounts of data.
Nikolay N. Nagornov   +3 more
doaj   +1 more source

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