Results 31 to 40 of about 383,430 (227)

Regression Driven F--Transform and Application to Smoothing of Financial Time Series

open access: yes, 2017
In this paper we propose to extend the definition of fuzzy transform in order to consider an interpolation of models that are richer than the standard fuzzy transform.
Diaz, Irene   +2 more
core   +1 more source

A Note on Directional Wavelet Transform: Distributional Boundary Values and Analytic Wavefront Sets

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2012
By using a particular class of directional wavelets (namely, the conical wavelets, which are wavelets strictly supported in a proper convex cone in the k-space of frequencies), in this paper, it is shown that a tempered distribution is obtained as a ...
Felipe A. Apolonio   +2 more
doaj   +1 more source

Decay properties of the discrete wavelet transform in n dimensions with independent dilation parameters

open access: yesJournal of Inequalities and Applications, 2016
The purpose of this paper is to study the decay properties of the discrete wavelet transform with n independent dilation parameters for functions f in L 2 ( R n ) $L^{2}({ {\mathbb {R}}}^{n})$ and a relationship with its continuity. The method we used to
Jaime Navarro, Oscar Herrera
doaj   +1 more source

The Laplace Transform Shortcut Solution to a One-Dimensional Heat Conduction Model with Dirichlet Boundary Conditions

open access: yesAxioms, 2023
When using the Laplace transform to solve a one-dimensional heat conduction model with Dirichlet boundary conditions, the integration and transformation processes become complex and cumbersome due to the varying properties of the boundary function f(t ...
Dan Wu, Yuezan Tao, Honglei Ren
doaj   +1 more source

Grand Unification and the Principle of Minimal Flavor Violation [PDF]

open access: yes, 2006
Minimal Flavor Violation is an attractive approach to suppress unacceptably large flavor changing neutral currents from beyond the standard model physics at the TeV scale.
Aristizabal   +22 more
core   +3 more sources

A Systematic Review of Evidence on the Clinical Effectiveness of Surveillance Imaging in Children With Medulloblastoma and Ependymoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Surveillance imaging aims to detect tumour relapse before symptoms develop, but it's unclear whether earlier detection of relapse leads to better outcomes in children and young people (CYP) with medulloblastoma and ependymoma. This systematic review aims to identify relevant literature to determine the efficacy of surveillance magnetic ...
Lucy Shepherd   +3 more
wiley   +1 more source

On the Use of F-transform on the Reduction of Concept Lattices [PDF]

open access: yes, 2015
In this paper, we show that F-transform can be used to re- duce relational databases. Subsequently, we show that the respective concept lattice is reduced significantly as well.
Hodakova, Petra, Madrid, Nicolás
core  

An Alternative Estimation of Market Volatility based on Fuzzy Transform

open access: yes, 2017
Realization of uncertainty of prices is captured by volatility, that is the tendency of prices to vary along a period of time. This is generally measured as standard deviation of daily returns.
Kriplani, Pravesh   +2 more
core   +1 more source

Clinical Characteristics and Prognostic Risk Factors for Pediatric B‐Cell Lymphoblastic Lymphoma: A Multicenter Retrospective Cohort Study for China Net Childhood Lymphoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background B‐cell lymphoblastic lymphoma (B‐LBL) represents a rare variety of non‐Hodgkin lymphoma, with limited research on its biology, progression, and management. Methods A retrospective analysis was performed on the clinical characteristics of 256 patients aged ≤18 years who received treatment under the China Net Childhood Lymphoma (CNCL)‐
Zhijuan Liu   +20 more
wiley   +1 more source

Fourier Analysis with Generalized Integration

open access: yesMathematics, 2020
We generalize the classic Fourier transform operator F p by using the Henstock–Kurzweil integral theory. It is shown that the operator equals the H K -Fourier transform on a dense subspace of L p , 1
Juan H. Arredondo   +2 more
doaj   +1 more source

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