Results 1 to 10 of about 11,999,664 (286)

An Application of Sinc Sum Function in Hilbert Transformer

open access: yesEngineering, 2013
Copyright © 2013 Yunlong Wang. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Yunlong Wang
core   +3 more sources

Equivalent modeling for vibroacoustic analysis of diffuse acoustic excitation using uniformly distributed delta correlated excitation

open access: yesNihon Kikai Gakkai ronbunshu, 2014
In space engineering application, diffuse acoustic field is one of the critical design consideration of spacecraft structure. Diffuse acoustic field has equal probability of mutually uncorrelated plane waves from all incident angles over a half-space ...
Hiroki AKAGI   +2 more
doaj   +1 more source

Numerical indefinite integration using the sinc method [PDF]

open access: yes, 2007
Thesis (MSc (Mathematics))--University of Stellenbosch, 2007.In this thesis, we study the numerical approximation of indefinite integrals with algebraic or logarithmic end-point singularities.
Akinola, Richard Olatokunbo
core  

The diversity curves of different ensembles of ELM on approximating the SinC function with 20 independent runs.

open access: yes, 2016
The diversity curves of different ensembles of ELM on approximating the SinC function with 20 independent runs.
Fei Han (24308)   +4 more
core   +1 more source

PERFORMANCE IMPROVEMENT OF OFDM SYSTEM BY PEAK TO AVERAGE POWER REDUCTION THROUGH PULSE SHAPING TECHNIQUE [PDF]

open access: yesICTACT Journal on Communication Technology, 2010
OFDM is a form of multicarrier modulation technique with high spectral efficiency, robustness to channel fading, immunity to impulse interference, uniform average spectral density capacity of handling very strong echoes and non-linear distortion. Despite
Susmita Das   +2 more
doaj  

Numerical quadrature methods for singular and nearly singular integrals

open access: yes, 2001
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This thesis is concerned with the development, design, and analysis of simple and efficient numerical quadrature methods for integrals on finite intervals ...
Chunrungsikul, S.   +1 more
core  

Some Aspects in n-dimensional almost Periodic functions iii

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2011
The properties of almost periodical functions and some new results have been published in [CA1], [CA2] and [CA3] In this paper we show some new definitions in order to analize some singularities.
Vernor Arguedas Troyo, Edwin Castro
doaj   +1 more source

Three-dimensional Resolution Analysis for Geosynchronous Circular SAR

open access: yesLeida xuebao, 2012
GEOsynchronous Circular SAR (GEOCSAR), having a high orbit, operating in a slant ellipse, and imaging in spherical surface, should be newly modeled to assess the resolution performance.
Wang Bing-nan, Xiang Mao-sheng
doaj   +1 more source

Analysis representation of the coefficients of an ideal fractional-order digital differentiator

open access: yes四川大学学报. 自然科学版
This paper demonstrates that the coefficients of an ideal fractional-order digital differentiator are equal to the values of the fractional-order derivatives of the Sinc function at integer points.The coefficients of the ideal fractional-order digital ...
YANG Jin-Song, YANG Zi-Yi, YUAN Xiao
doaj  

The Best Approximation of the Sinc Function by a Polynomial of Degree with the Square Norm

open access: yes, 2010
The polynomial of degree n which is the best approximation of the sinc function on the interval (0, ] with the square norm is considered. By using Lagrange's method of multipliers, we construct the polynomial explicitly.
Y. Qiu, Ling Zhu
semanticscholar   +1 more source

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