Results 21 to 30 of about 556,704 (329)

On an extension of singular integrals along manifolds of finite type

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
We extend the Lp-boundedness of a class of singular integral operators under the H1 kernel condition on a compact manifold from the homogeneous Sobolev space L˙αp(ℝn) to the Lebesgue space Lp(ℝn).
Abdelnaser Al-Hasan, Dashan Fan
doaj   +1 more source

Characterization and first results of the planetary borehole-wall imager — methods to develop for in-situ exploration

open access: yesOpen Astronomy, 2019
Prototypes of borehole-wall imager instruments were developed and tested at a desert riverbed in Morocco and at a lake’s salty flat in the Atacama desert, to support the drilling activity of ExoMars rover.
Kereszturi Ákos   +7 more
doaj   +1 more source

Probability Error Bounds for Approximation of Functions in Reproducing Kernel Hilbert Spaces

open access: yesJournal of Function Spaces, 2021
We find probability error bounds for approximations of functions f in a separable reproducing kernel Hilbert space H with reproducing kernel K on a base space X, firstly in terms of finite linear combinations of functions of type Kxi and then in terms of
Ata Deniz Aydın, Aurelian Gheondea
doaj   +1 more source

Some Properties of lp(A,X) Spaces

open access: yesAbstract and Applied Analysis, 2009
We provide a representation of elements of the space lp(A,X) for a locally convex space X and 1 ...
Xiaohong Fu, Songxiao Li
doaj   +1 more source

The effects of lumboperitoneal and ventriculoperitoneal shunts on the cranial and spinal cerebrospinal fluid volume in a patient with idiopathic intracranial hypertension [PDF]

open access: yes, 2016
Lumboperitoneal (LP) and ventriculoperitoneal (VP) shunts are a frequent treatment modality for idiopathic intracranial hypertension (IIH). Although these shunts have been used for a long time, it is still not clear how they change the total craniospinal
Frobe, Ana   +5 more
core   +2 more sources

Estimates for Parameter Littlewood-Paley gκ⁎ Functions on Nonhomogeneous Metric Measure Spaces

open access: yesJournal of Function Spaces, 2016
Let (X,d,μ) be a metric measure space which satisfies the geometrically doubling measure and the upper doubling measure conditions. In this paper, the authors prove that, under the assumption that the kernel of Mκ⁎ satisfies a certain Hörmander-type ...
Guanghui Lu, Shuangping Tao
doaj   +1 more source

Feasibility of using an led-probe in third-space endoscopy: a clinical study

open access: yesBMC Gastroenterology, 2020
Background Third-space endoscopy is a novel, safe, and effective method for treating different gastrointestinal conditions. However, several failed endoscopic procedures are attributed to incomplete myotomy.
Oscar Víctor Hernández Mondragón   +4 more
doaj   +1 more source

Kernel-Induced Label Propagation by Mapping for Semi-Supervised Classification

open access: yes, 2019
Kernel methods have been successfully applied to the areas of pattern recognition and data mining. In this paper, we mainly discuss the issue of propagating labels in kernel space.
Jia, Lei   +5 more
core   +1 more source

New characterizations of some Lp-spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
For a complete measure space (X,∑,μ), we give conditions which force Lp(X,μ), for 1 ...
Russell S. Jenkins, Ramesh V. Garimella
doaj   +1 more source

Scientific Missions and Technologies of the ISSS on board the NEXTSat-1 [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2014
A package of space science instruments, dubbed the Instruments for the Study of Space Storms (ISSS), is proposed for the Next Generation Small Satellite-1 (NEXTSat-1), which is scheduled for launch in May 2016.
Cheong Rim Choi   +10 more
doaj   +1 more source

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