Results 21 to 30 of about 40,876 (272)

Optimal Selection of the Control Strategy for Dual-Axis Solar Tracking Systems

open access: yesIEEE Access, 2023
This article proposes a methodology for the optimal selection of the control strategy for two-axis solar tracking systems, that simultaneously reduces tracking error and energy consumption in existing solar tracking systems, improving their overall ...
Sergio I. Palomino-Resendiz   +4 more
doaj   +1 more source

A Characterization of Best φ-Approximants with Applications to Multidimensional Isotonic Approximation

open access: yesConstructive Approximation, 2004
This paper is a continuation of the previous paper of the same authors [J. Approximation Theory 117, No. 2, 279--300 (2002; Zbl 0557.46020)]. Let \((\Omega,{\mathcal A},\mu)\) be a measurable space. The Musielak-Orlicz norm \(\| .\| _\varphi\) and the Musielak-Orlicz space \({L_{\varphi}=L_{\varphi}(\Omega,{\mathcal A},\mu)}\) are defined as usual [see
Mazzone, Fernando Dario   +1 more
openaire   +2 more sources

A comprehensive deep learning method for empirical spectral prediction and its quantitative validation of nano-structured dimers

open access: yesScientific Reports, 2023
Nanophotonics exploits the best of photonics and nanotechnology which has transformed optics in recent years by allowing subwavelength structures to enhance light-matter interactions. Despite these breakthroughs, design, fabrication, and characterization
Sneha Verma   +3 more
doaj   +1 more source

Decision Making in Evolutionary Multiobjective Clustering: A Machine Learning Challenge

open access: yesIEEE Access, 2022
Evolutionary multiobjective algorithms have become a popular choice to tackle the clustering problem. On the one hand, the simultaneous optimization of complementary clustering criteria offers an increased robustness to changes in data characteristics ...
Mario Garza-Fabre   +3 more
doaj   +1 more source

On the Rational Approximation of Analytic Functions Having Generalized Types of Rate of Growth

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2012
The present paper is concerned with the rational approximation of functions holomorphic on a domain G⊂C, having generalized types of rates of growth.
Devendra Kumar
doaj   +1 more source

Best approximation in spaces with asymmetric norm

open access: yesJournal of Numerical Analysis and Approximation Theory, 2006
In this paper we shall present some results on spaces with asymmetric seminorms, with emphasis on best approximation problems in such spaces.
Ştefan Cobzaş, Costică Mustăţa
doaj   +2 more sources

A Characterization of Best Simultaneous Approximations

open access: yesJournal of Approximation Theory, 1993
Let \(X\) be a compact Hausdorff space and \(Y\) a normed linear space and let \(C(x,y)\) denote the set of all continuous functions from \(X\) to \(Y\), equipped with a norm. The author takes up the problem of approximating a finite number of functions in \(C(x,y)\) simultaneously by a function in a subspace of \(C(x,y)\).
openaire   +2 more sources

The characterization of best nonlinear Tchebycheff approximations [PDF]

open access: yesTransactions of the American Mathematical Society, 1960
1.1. Let two real functions f and F be given such that f=f(x) is a continuous function for x [0, 1] and F== F(al, a2, * * *, a n, x) is a continuous function of n parameters and x [0, 1]. For simplicity of notation the point (a', a2, * * , an) in Euclidean n-space, En, is denoted by a.
openaire   +2 more sources

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

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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