Results 21 to 30 of about 2,318,963 (319)

Spherical Atomic Norm-Inspired Approach for Direction-of-Arrival Estimation of EM Waves Impinging on Spherical Antenna Array with Undefined Mutual Coupling

open access: yesApplied Sciences, 2023
A spherical antenna array (SAA) is an array-designed arrangement capable of scanning in almost all the radiation sphere with constant directivity. It finds recent applications in aerospace, spacecraft, vehicular and satellite communications.
Oluwole John Famoriji, Thokozani Shongwe
doaj   +1 more source

Atomic decompositions of audio signals [PDF]

open access: yesProceedings of 1997 Workshop on Applications of Signal Processing to Audio and Acoustics, 2002
Signal modeling techniques ranging from basis expansions to parametric approaches have been applied to audio signal processing. Motivated by the fundamental limitations of basis expansions for representing arbitrary signal features and providing means for signal modifications, we consider decompositions in terms of functions that are both signal ...
M. Goodwin, M. Vetterli
openaire   +1 more source

Some new function spaces of variable smoothness [PDF]

open access: yes, 2015
The present paper is concerned with new Besov-type space of variable smoothness. Nonlinear spline-approximation approach is used to give atomic decomposition of such space.
Tyulenev, A. I.
core   +1 more source

The Application of Atom-RQEA in Calculation of Short Term Flicker Severity

open access: yesJournal of Harbin University of Science and Technology, 2017
Short term flicker severity Pst is an important index of evaluating power quality. To improve precision of calculation Atom-RQEA is proposed. The core is to construct atom library in terms of characteristic of voltage fluctuation and flicker, using ...
ZHANG Rui   +3 more
doaj   +1 more source

Thermal stability of ionic solids: A boiling points survey

open access: yesChemical Thermodynamics and Thermal Analysis, 2023
A survey of those standard inorganic materials which boil without sublimation or decomposition has yielded data for 110 unique materials. These separate according to their ambient lattice energies into groups of monohalides, dihalides, trihalides ...
Leslie Glasser
doaj   +1 more source

Atomic decomposition for the harmonic Fock spaces in the plane

open access: yes, 2020
The main purpose of this paper is to extend the certain functional-analytic properties from the analytic Fock spaces to the harmonic Fock spaces in the plane.
Djordjije Vujadinovic
semanticscholar   +1 more source

Atomic Decomposition and Carleson Measures for Weighted Mixed Norm Spaces [PDF]

open access: yesJournal of Geometric Analysis, 2017
The purpose of this paper is to establish an atomic decomposition for functions in the weighted mixed norm space $$A^{p,q}_\omega $$ A ω p , q induced by a radial weight $$\omega $$ ω in the unit disc admitting a two-sided doubling condition.
J. A. Peláez, J. Rättyä, Kian Sierra
semanticscholar   +1 more source

Calderón-Hardy type spaces and the Heisenberg sub-Laplacian [PDF]

open access: yesOpuscula Mathematica
For \(0 \lt p \leq 1 \lt q \lt \infty\) and \(\gamma \gt 0\), we introduce the Calderón-Hardy spaces \(\mathcal{H}^{p}_{q,\gamma}(\mathbb{H}^{n})\) on the Heisenberg group \(\mathbb{H}^{n}\), and show for every \(f \in H^{p}(\mathbb{H}^{n})\) that the ...
Pablo Rocha
doaj   +1 more source

Atomic decomposition and weak factorization for Bergman–Orlicz spaces [PDF]

open access: yesColloquium Mathematicum, 2018
For $\mathbb B^n$ the unit ball of $\mathbb C^n$, we consider Bergman-Orlicz spaces of holomorphic functions in $L^\Phi_\alpha(\mathbb B^n)$, which are generalizations of classical Bergman spaces.
D. Békollé, A. Bonami, E. Tchoundja
semanticscholar   +1 more source

Density-Dependent Liquid Nitromethane Decomposition: Molecular Dynamics Simulations Based on ReaxFF [PDF]

open access: yes, 2011
The decomposition mechanism of hot liquid nitromethane at various compressions was studied using reactive force field (ReaxFF) molecular dynamics simulations.
Goddard, William A., III   +6 more
core   +2 more sources

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