Results 51 to 60 of about 564,271 (287)

Inexact Restoration Methods for Semivectorial Bilevel Programming Problem on Riemannian Manifolds

open access: yesAxioms, 2022
For a better understanding of the bilevel programming on Riemannian manifolds, a semivectorial bilevel programming scheme is proposed in this paper. The semivectorial bilevel programming is firstly transformed into a single-level programming problem by ...
Jiagen Liao, Zhongping Wan
doaj   +1 more source

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

Qualification

open access: yes, 2014
Presentation of Ph.D. qualification (in Portuguese)
Renato Naville Watanabe (559280)
core   +1 more source

Qualification of sustainable aviation fuels: system constraints and opportunities for scale

open access: yesFrontiers in Fuels
Sustainable aviation fuels (SAF) are widely recognised as a key component of aviation decarbonisation strategies. However, the introduction of new fuels into a safety-critical aviation system requires robust evaluation to ensure compatibility with ...
Matthew Jee
doaj   +1 more source

Forecasting the Dialysis Burden in Japan: Validation‐Based Projections of Prevalence and Incidence Through 2050

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Japan has one of the highest dialysis prevalence rates worldwide and a shrinking, aging population. Whether dialysis burden has entered a sustained post‐peak phase or whether recent declines partly reflect pandemic‐related disruptions remains uncertain.
Hatice Şahin   +2 more
wiley   +1 more source

Optimality Conditions and Constraint Qualifications for Quasiconvex Programming [PDF]

open access: yesJournal of Optimization Theory and Applications, 2019
The minimization of upper semicontinuous quasiconvex functions \(f\) in a closed convex set is considered subject to nonpositivity of some lower semicontinuous quasiconvex functions, each described by way of a generator, i.e. as the supremum of a family of quasiaffine functions. For essentially quasiconvex \(f\) (i.e. having no local non-global minima)
openaire   +1 more source

A constraint qualification characterizing surrogate duality for quasiconvex programming

open access: yes, 2016
In this paper, we study a constraint qualification which completely characterizes surrogate duality for quasiconvex programming. We show that the closed cone constraint qualification for surrogate duality is a necessary and sufficient constraint ...
Kuroiwa, Daishi, Suzuki, Satoshi
core   +1 more source

Optimality conditions and Lagrange multipliers for shape and topology optimization problems

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali, 2023
We discuss first order optimality conditions for geometric optimization problems with Neumann boundary conditions and boundary observation. The methods we develop here are applicable to large classes of state systems or cost functionals.
Dan Tiba
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

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