Results 11 to 20 of about 1,897,982 (293)

Gaussian approximation of Gaussian scale mixture [PDF]

open access: yesKybernetika, 2019
For a given positive random variable $V>0$ and a given $Z\sim N(0,1)$ independent of $V$, we compute the scalar $t_0$ such that the distance between $Z\sqrt{V}$ and $Z\sqrt{t_0}$ in the $L^2(\R)$ sense, is minimal.
Letac, Gérard, Massam, Hélène
core   +4 more sources

Gaussian and Non-Gaussian operations on non-Gaussian state: engineering non-Gaussianity

open access: yesQuantum Measurements and Quantum Metrology, 2013
Multiple photon subtraction applied to a displaced phase-averaged coherent state, which is a non-Gaussian classical state, produces conditional states with a non trivial (positive) Glauber-Sudarshan $P$-representation. We theoretically and experimentally
Allevi, Alessia   +2 more
core   +3 more sources

Gaussian-Based Visualization of Gaussian and Non-Gaussian-Based Clustering [PDF]

open access: yesJournal of Classification, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Biernacki, Christophe   +2 more
openaire   +7 more sources

Positive Gaussian Kernels also Have Gaussian Minimizers [PDF]

open access: yesMemoirs of the American Mathematical Society, 2022
We study lower bounds on multilinear operators with Gaussian kernels acting on Lebesgue spaces, with exponents below one. We put forward natural conditions when the optimal constant can be computed by inspecting centered Gaussian functions only, and we give necessary and sufficient conditions for this constant to be positive.
Barthe, Franck, Wolff, Pawel
openaire   +3 more sources

Indirect Gaussian Graph Learning Beyond Gaussianity [PDF]

open access: yesIEEE Transactions on Network Science and Engineering, 2020
This paper studies how to capture dependency graph structures from real data which may not be Gaussian. Starting from marginal loss functions not necessarily derived from probability distributions, we utilize an additive over-parametrization with shrinkage to incorporate variable dependencies into the criterion.
Yiyuan She, Shao Tang, Qiaoya Zhang
openaire   +2 more sources

Gaussian Integers [PDF]

open access: yesFormalized Mathematics, 2013
Summary Gaussian integer is one of basic algebraic integers. In this article we formalize some definitions about Gaussian integers [27]. We also formalize ring (called Gaussian integer ring), Z-module and Z-algebra generated by Gaussian integer mentioned above.
Futa, Yuichi   +3 more
openaire   +3 more sources

Hypergeometric-Gaussian modes [PDF]

open access: yesOptics Letters, 2007
We studied a novel family of paraxial laser beams forming an overcomplete yet nonorthogonal set of modes. These modes have a singular phase profile and are eigenfunctions of the photon orbital angular momentum. The intensity profile is characterized by a single brilliant ring with the singularity at its center, where the field amplitude vanishes.
KARIMI, ebrahim   +4 more
openaire   +6 more sources

FUZZY VECTOR AUTOREGRESSION FOR FORECASTING FARMER EXCHANGE RATE IN CENTRAL JAVA PROVINCE

open access: yesMedia Statistika, 2022
Computer technology has developed to a very advanced measure. Calculations using complex formulas are no longer an obstacle for industry and researchers.
Nurhayadi Nurhayadi
doaj   +1 more source

2D affine transform parameters by Gaussian elimination with pivoting [PDF]

open access: yesArchives of Civil Engineering
In many geomatics, computer vision, and computer-aided applications, coordinate transformations are needed to transform from one coordinate system to another, especially in geodesy and photogrammetry.
Tariq N. Ataiwe   +2 more
doaj   +1 more source

Are the program packages for molecular structure calculations really black boxes? [PDF]

open access: yesJournal of the Serbian Chemical Society, 2007
In this communication it is shown that the widely held opinion that compact program packages for quantum-mechanical calculations of molecular structure can safely be used as black boxes is completely wrong.
Mraković Ana   +4 more
doaj   +1 more source

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