Results 31 to 40 of about 647,764 (285)

Representations of Multi-Attribute Grain Quality

open access: yesJournal of Agricultural and Resource Economics, 2001
Grain quality is typically measured via several attributes. As these attributes vary across shipments and time, grain quality can be described using multivariate probability or frequency distributions.
Eric A. DeVuyst   +2 more
doaj   +1 more source

A MODIFIED CLOSED-TYPE HYBRID QUADRATURE FOR THE NUMERICAL SOLUTION OF SINGULAR COMPLEX-VALUED INTEGRALS [PDF]

open access: yesJournal of Mechanics of Continua and Mathematical Sciences
A novel closed-type modified anti-Gaussian 4-point transformed rule has been developed for solving Cauchy principal value complex integrals. Furthermore, a more precise mixed quadrature rule MQ(f), has been created by combining the closed-type modified ...
Bibhuranjan Nayak   +3 more
doaj   +1 more source

Subperiodic trigonometric subsampling: A numerical approach [PDF]

open access: yes, 2017
We show that Gauss-Legendre quadrature applied to trigonometric poly- nomials on subintervals of the period can be competitive with subperiodic trigonometric Gaussian quadrature. For example with intervals correspond- ing to few angular degrees, relevant
Sommariva, Alvise, Vianello, Marco
core   +1 more source

Consensus Continuous-Discrete Gaussian Filtering Using Fully Symmetric Interpolatory Quadrature

open access: yesIEEE Access, 2020
Consensus-based estimators have been applied in the state estimation for cooperative multi-sensor systems, and most of current studies are for the continuous-time or discrete-time case.
Jiawei Li   +3 more
doaj   +1 more source

Flexible and Efficient Inference with Particles for the Variational Gaussian Approximation

open access: yesEntropy, 2021
Variational inference is a powerful framework, used to approximate intractable posteriors through variational distributions. The de facto standard is to rely on Gaussian variational families, which come with numerous advantages: they are easy to sample ...
Théo Galy-Fajou   +2 more
doaj   +1 more source

A Riemann–Hilbert approach to Jacobi operators and Gaussian quadrature [PDF]

open access: yes, 2013
The computation of the entries of Jacobi operators associated with orthogonal polynomials has important applications in numerical analysis. From truncating the operator to form a Jacobi matrix, one can apply the Golub--Welsh algorithm to compute the ...
T. Trogdon, S. Olver
semanticscholar   +1 more source

Application of Gaussian cubature to model two-dimensional population balances

open access: yesChemical and Process Engineering, 2017
In many systems of engineering interest the moment transformation of population balance is applied. One of the methods to solve the transformed population balance equations is the quadrature method of moments.
Bałdyga Jerzy   +2 more
doaj   +1 more source

On the Optimal Field Sensing in Near-Field Characterization

open access: yesSensors, 2021
We deal with the problem of characterizing a source or scatterer from electromagnetic radiated or scattered field measurements. The problem refers to the amplitude and phase measurements which has applications also to interferometric approaches at ...
Amedeo Capozzoli   +2 more
doaj   +1 more source

Gaussian kernel quadrature at scaled Gauss–Hermite nodes [PDF]

open access: yesBIT Numerical Mathematics, 2018
This article derives an accurate, explicit, and numerically stable approximation to the kernel quadrature weights in one dimension and on tensor product grids when the kernel and integration measure are Gaussian.
T. Karvonen, Simo Särkkä
semanticscholar   +1 more source

Increasing entanglement between Gaussian states by coherent photon subtraction

open access: yes, 2007
We experimentally demonstrate that the entanglement between Gaussian entangled states can be increased by non-Gaussian operations. Coherent subtraction of single photons from Gaussian quadrature-entangled light pulses, created by a non-degenerate ...
Dantan, Aurelien   +3 more
core   +3 more sources

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