Results 31 to 40 of about 121,135,969 (308)

SUPG-Stabilized Virtual Element Method for Optimal Control Problem Governed by a Convection Dominated Diffusion Equation

open access: yesEntropy, 2021
In this paper, the streamline upwind/Petrov Galerkin (SUPG) stabilized virtual element method (VEM) for optimal control problem governed by a convection dominated diffusion equation is investigated.
Qiming Wang, Zhaojie Zhou
doaj   +1 more source

SU(2) Yang-Mills thermodynamics: A priori estimate and radiative corrections

open access: yesEPJ Web of Conferences, 2018
We review and explain essential characteristics of the a priori estimate of the thermal ground state and its excitations in the deconfining phase of SU(2) Quantum Yang-Mills thermodynamics.
Hofmann Ralf
doaj   +1 more source

A priori estimates for nonlinear elliptic complexes

open access: yesAdvances in Differential Equations, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
MOSCARIELLO, GIOCONDA   +3 more
openaire   +5 more sources

A priori SNR estimation and noise estimation for speech enhancement [PDF]

open access: yesEURASIP Journal on Advances in Signal Processing, 2016
A priori signal-to-noise ratio (SNR) estimation and noise estimation are important for speech enhancement. In this paper, a novel modified decision-directed (DD) a priori SNR estimation approach based on single-frequency entropy, named DDBSE, is proposed.
Rui Yao, ZeQing Zeng, Ping Zhu
openaire   +2 more sources

A priori Estimate for the solution of Sylvester equation [PDF]

open access: yes, 2015
For A, B and Y operators in B(H) it's well known the importance of sylvester equation AX - XB= Y in control theory and its applications. In this paper -using integral calculus- we were able to give a priori estimate of the solution of famous sylvester ...
Mansour, Abdelouahab   +5 more
core   +1 more source

signal-to-noise ratio estimate and its instantaneous case [PDF]

open access: yes, 2020
Minimum mean-square error (MMSE) approaches to speech enhancement are widely used in the literature. The quality of enhanced speech produced by an MMSE approach is directly impacted by the accuracy of the employed a priori signal-to-noise ratio (SNR ...
Nicolson, Aaron   +3 more
core   +1 more source

On a class of singular hyperbolic equation with a weighted integral condition

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1999
In this paper, we study a mixed problem with a nonlocal condition for a class of second order singular hyperbolic equations. We prove the existence and uniqueness of a strong solution.
Said Mesloub, Abdelfatah Bouziani
doaj   +1 more source

The a priori estimate of the maximum modulus to solutions of doubly nonlinear parabolic equations [PDF]

open access: yes, 1997
summary:The a priori estimate of the maximum modulus of the generalized solution is established for a doubly nonlinear parabolic equation with special structural ...
Zaide, Wu, Liang, Xiting,
core   +1 more source

The Value of a Priori Information in Estimating a Financial Model [PDF]

open access: yesThe Journal of Finance, 1976
THIS PAPER REPORTS our initial efforts to use an explicitly Bayesian approach in estimating the asset demands of mutual savings banks and savings and loan associations. This is a part of a larger effort to construct and estimate a model of financial markets using flow of funds data.
Smith, Gary N, Brainard, William C
openaire   +1 more source

Normal solvability and Fredholm properties for special classes of hypoelliptic operators

open access: yesElectronic Journal of Differential Equations
In this work, we establish normal solvability and a priori estimates for hypoelliptic operators with special variable coefficients, associated with multi-quasi-elliptic symbols, acting in weighted Sobolev spaces in R^n.
Ani Tumanyan
doaj   +3 more sources

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