Results 21 to 30 of about 28,771 (260)

Analytic Solution of Integral Equation Involving Spheroidal Wave Functions of Three Variables. [PDF]

open access: yesKirkuk Journal of Science, 2012
In this paper Laplace transform and convolution theorem are used to solve integral equation involving spheroidal wave functions(S.W.F.) of 3-variables of the form where are the spheroidal wave function:- which represents the function ...
Qumri H. Hamko, Talhat I. Hassan
doaj   +1 more source

CONVOLUTION SUM OF RAMANUJAN'S SUM

open access: yes, 2022
This article is the result of calculating the convolution of Ramanujan's sum and natural number multiplied. Among these results, special values are expressed by Euler and Bernoulli functions.
Hwan Jo, Gye   +2 more
openaire   +2 more sources

Deep Convolutional Sum-Product Networks

open access: yesProceedings of the AAAI Conference on Artificial Intelligence, 2019
We give conditions under which convolutional neural networks (CNNs) define valid sum-product networks (SPNs). One subclass, called convolutional SPNs (CSPNs), can be implemented using tensors, but also can suffer from being too shallow. Fortunately, tensors can be augmented while maintaining valid SPNs.
Cory J. Butz   +3 more
openaire   +2 more sources

Deconvolved Fractional Fourier Domain Beamforming for Linear Frequency Modulation Signals

open access: yesSensors, 2023
To estimate the direction of arrival (DOA) of a linear frequency modulation (LFM) signal in a low signal-to-noise ratio (SNR) hydroacoustic environment by a small aperture array, a novel deconvolved beamforming method based on fractional Fourier domain ...
Zhuoran Liu   +3 more
doaj   +1 more source

Representation of spectra of algebras of block-symmetric analytic functions of bounded type

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2016
The paper contains a description of symmetric convolution of the algebra of block-symmetric analytic functions of bounded type on $\ell_{1}$-sum of the space $\mathbb{C}^{2}.$ We show that the specrum of such algebra does not coincide of point evaluation
V.V. Kravtsiv, A.V. Zagorodnyuk
doaj   +1 more source

A surface graph based deep learning framework for large-scale urban mesh semantic segmentation

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2023
The acquisition of large-scale 3D urban scene by photogrammetry and remote sensing is becoming faster and easier in recent years. As one of the important steps to help machines understand scenarios, mesh semantic segmentation has received extensive ...
Yetao Yang   +3 more
doaj   +1 more source

A Characterization of Symmetric Stable Distributions

open access: yesJournal of Function Spaces, 2016
Characterization problems in probability are studied here. Using the characteristic function of an additive convolution we generalize some known characterizations of the normal distribution to stable distributions.
Wiktor Ejsmont
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Binomial convolution sum of divisor functions associated with Dirichlet character modulo 8

open access: yesOpen Mathematics
In this article, we compute binomial convolution sums of divisor functions associated with the Dirichlet character modulo 8, which is the remaining primitive Dirichlet character modulo powers of 2 yet to be considered.
Jin Seokho, Park Ho
doaj   +1 more source

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