Results 31 to 40 of about 424,711 (307)

Metrics for quantifying interdependencies [PDF]

open access: yes, 2008
The quantification of interdependencies is a, major challenge when attempting to analyze the behavior of critical infrastructures. This paper presents a taxonomy of interdependency quantification metrics based on their information content, decision ...
CASALICCHIO, EMILIANO   +3 more
core   +1 more source

Uniqueness of critical metrics for a quadratic curvature functional [PDF]

open access: yes, 2023
In this paper we prove new rigidity results for complete, possibly non-compact, critical metrics of the quadratic curvature functionals $\mathfrak{S}^2 = \int R_g^{2} dV_g$.
Mastrolia, Paolo   +2 more
core   +1 more source

Security Metrics - A Critical Analysis of Current Methods [PDF]

open access: yes, 2008
This paper documents and analyses a number of security metrics currently in popular use. These will include government standards and commercial methods of measuring security on networks.
Kaur, Manwinder, Jones, Andy
core   +2 more sources

Rank-Metric Codes, Semifields, and the Average Critical Problem

open access: yesSIAM Journal on Discrete Mathematics, 2023
We investigate two fundamental questions intersecting coding theory and combinatorial geometry, with emphasis on their connections. These are the problem of computing the asymptotic density of MRD codes in the rank metric, and the Critical Problem for combinatorial geometries by Crapo and Rota.
Anina Gruica   +3 more
openaire   +2 more sources

A spinorial energy functional: Critical points and gradient flow [PDF]

open access: yes, 2012
On the universal bundle of unit spinors we study a natural energy functional whose critical points, if dimM C 3, are precisely the pairs (g,φ) consisting of a Ricci-flat Riemannian metric g together with a parallel g-spinor φ.
Hartmut Weiss   +5 more
core   +1 more source

Therapeutic Apheresis in Nigeria: A Multi‐Center Summary of Abstracts From the Inaugural Nigerian Society for Apheresis Scientific Meeting

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Therapeutic apheresis (TA) is an established treatment modality for hematologic, neurologic, and immunologic disorders, yet access remains severely limited in sub‐Saharan Africa. Donor apheresis, including platelet apheresis collection from healthy donors, represents an important complementary modality supporting blood product ...
Nosa Bazuaye   +33 more
wiley   +1 more source

Four-dimensional homogeneous critical metrics for quadratic curvature functionals [PDF]

open access: yes, 2023
We determine all homogeneous metrics which are critical for some quadratic curvature functional in dimension ...
García-Río, E.   +3 more
core   +1 more source

Critical Homogeneous Metrics on the Heisenberg Manifold

open access: yesInterdisciplinary Information Sciences, 2005
Let \(H\) be the real \(3\)-dimensional Heisenberg group and \(M = H/ \Gamma\) its compact quotient by a uniform discrete subgroup \(\Gamma\) with integral entries. In the present paper the author gets a necessary and sufficient condition for a left-invariant metric \(g\) on \(M\) to be a critical point for the total scalar curvature functional defined
openaire   +2 more sources

Serum Myonectin Levels Are Positively Associated With Physical Function and Lower Frailty‐Related Limitation in Maintenance Hemodialysis Patients: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Maintenance hemodialysis (MHD) patients frequently suffer from frailty, characterized by reduced physical function and poor prognosis. Myokines, such as myonectin, secreted by muscle, are emerging regulators of systemic health. This study investigated the relationship between serum myonectin, adipokines (adiponectin, omentin), and ...
Kenichi Kono   +7 more
wiley   +1 more source

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