Results 1 to 10 of about 2,318,963 (319)

Atomic-scale imaging of CH3NH3PbI3 structure and its decomposition pathway [PDF]

open access: yesNature Communications, 2021
The knowledge of atomic structure and structural instability of hybrid perovskites is crucial to understand their photoelectric properties and failure mechanism. Here, the authors utilise low-dose TEM imaging technique to investigate the atomic structure
Shulin Chen   +15 more
doaj   +2 more sources

Electroencephalogram Based Detection of Deep Sedation in ICU Patients Using Atomic Decomposition. [PDF]

open access: yesIEEE Trans Biomed Eng, 2018
Objective: This study was performed to evaluate how well states of deep sedation in ICU patients can be detected from the frontal electroencephalogram (EEG) using features based on the method of atomic decomposition (AD).
Nagaraj SB   +8 more
europepmc   +2 more sources

Two-Stage Atomic Decomposition of Multichannel EEG and the Previously Undetectable Sleep Spindles [PDF]

open access: yesSensors
We propose a two-step procedure for atomic decomposition of multichannel EEGs, based upon multivariate matching pursuit and dipolar inverse solution, from which atoms representing relevant EEG structures are selected according to prior knowledge.
Piotr Durka   +3 more
doaj   +2 more sources

Recognition method of dense false targets jamming based on time-frequency atomic decomposition

open access: yesThe Journal of Engineering, 2019
Dense false target jamming can affect radar detection performance severely. A method of dense false targets jamming recognition based on time-frequency atomic decomposition theory and support vector machine (SVM) is proposed to solve the difficulty of ...
Zhimei Hao, Wen Yu, Wei Chen
doaj   +2 more sources

Modular Structures and Atomic Decomposition in Ontologies

open access: yesJournal of Artificial Intelligence Research, 2020
With the growth of ontologies used in diverse application areas, the need for module extraction and modularisation techniques has risen. The notion of the modular structure of an ontology, which comprises a suitable set of base modules together with ...
Chiara Del Vescovo   +5 more
semanticscholar   +4 more sources

Mixed Over-Voltage Decomposition Using Atomic Decompositions Based on a Damped Sinusoids Atom Dictionary [PDF]

open access: yesEnergies, 2011
The main purpose of this paper is to establish a signal decomposition system aiming at mixed over-voltages in power systems. In an electric power system, over-voltage presents a great threat for the system safety.
Lin Chen   +4 more
doaj   +2 more sources

Atomic decomposition of characters and crystals [PDF]

open access: yesAdvances in Mathematics, 2018
Lascoux stated that the type A Kostka-Foulkes polynomials K_{lambda,mu}(t) expand positively in terms of so-called atomic polynomials. For any semisimple Lie algebra, the former polynomial is a t-analogue of the multiplicity of the dominant weight mu in ...
C. Lecouvey, Cristian Lenart
semanticscholar   +7 more sources

Atomic Decomposition for Morrey Spaces

open access: yesZeitschrift für Analysis und ihre Anwendungen, 2014
The Hardy space H^p ({\mathbb R}^n) substitutes for the Lebesgue space L^p ({\mathbb R}^n) . When p>1
Takeshi Iida, Y. Sawano, Hitoshi Tanaka
semanticscholar   +3 more sources

Atomic Formulation of the Boolean Curve Fitting Problem [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2022
Boolean curve fitting is the process of finding a Boolean function that takes given values at certain points in its Boolean domain. The problem boils down to solving a set of ‘big’ Boolean equations that may or may not be consistent.
Ahmed S. Balamesh, Ali M. Rushdi
doaj   +1 more source

On generalized Hardy spaces associated with singular partial differential operators

open access: yesCubo, 2023
We define and study the Hardy spaces associated with singular partial differential operators. Also, a characterization by mean of atomic decomposition is investigated.
Amal Ghandouri   +2 more
doaj   +1 more source

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