Articles with "two parameter" as a keyword



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A two-parameter modified splitting preconditioner for the Bidomain equations

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Published in 2019 at "Calcolo"

DOI: 10.1007/s10092-019-0317-4

Abstract: We study preconditioned iterative methods for the linear system arising in the numerical discretization of the Bidomain equations in electrocardiology. In each step of the time integration, a block two-by-two linear system is obtained and… read more here.

Keywords: modified splitting; two parameter; bidomain equations; parameter modified ... See more keywords
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Derivations and automorphisms of the positive part of the two-parameter quantum group Ur,s(B3)

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Published in 2017 at "Acta Mathematica Sinica, English Series"

DOI: 10.1007/s10114-017-5787-1

Abstract: We compute the derivations of the positive part of the two-parameter quantum group Ur,s(B3) and show that the Hochschild cohomology group of degree 1 of this algebra is a three-dimensional vector space over the base… read more here.

Keywords: parameter quantum; part two; group; positive part ... See more keywords
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Derivations of the Positive Part of the Two-parameter Quantum Group of Type G2

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Published in 2021 at "Acta Mathematica Sinica, English Series"

DOI: 10.1007/s10114-021-9571-x

Abstract: In this paper, we compute the derivations of the positive part of the two-parameter quantum group of type G 2 by embedding it into a quantum torus. We also show that the first Hochschild cohomology… read more here.

Keywords: quantum; part two; derivations positive; group ... See more keywords
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Analytical design of constraint handling optimal two parameter internal model control for dead-time processes

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Published in 2019 at "Korean Journal of Chemical Engineering"

DOI: 10.1007/s11814-018-0215-5

Abstract: This work presents an advanced and systematic approach to analytically design the optimal parameters of a two parameter second-order internal model control (IMC) filter that satisfies operational constraints on the output process, the manipulated variable… read more here.

Keywords: control; dead time; model control; two parameter ... See more keywords
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On the m-step two-parameter generalized Hermitian and skew-Hermitian splitting preconditioning method

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Published in 2017 at "Afrika Matematika"

DOI: 10.1007/s13370-017-0489-5

Abstract: In this paper, the non-Hermitian positive definite linear systems are solved via preconditioned Krylov subspace methods such as the generalized minimal residual (GMRES) method. To do so, the two-parameter generalized Hermitian and skew-Hermitian splitting (TGHSS)… read more here.

Keywords: generalized hermitian; skew hermitian; parameter generalized; hermitian skew ... See more keywords
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Multicollinearity in simultaneous equations system: evaluation of estimation performance of two-parameter estimator

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Published in 2018 at "Computational and Applied Mathematics"

DOI: 10.1007/s40314-018-0628-0

Abstract: In simultaneous equations model, two-stage least squares estimator is easy to apply and commonly preferred. When multicollinearity exists, two-stage least squares estimator has some drawbacks and it is no longer favorable. In this context, biased… read more here.

Keywords: parameter estimator; estimation; simultaneous equations; two parameter ... See more keywords
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Comparison of Two-Parameter Bernstein Operator and Bernstein–Durrmeyer Variants

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Published in 2018 at "Bulletin of the Iranian Mathematical Society"

DOI: 10.1007/s41980-018-0101-2

Abstract: The quantum calculus and the post-quantum calculus have recently gained broad popularity in computational science and engineering due to their applications to diverse areas such as solution of differential equations, approximation theory and computer-aided geometric… read more here.

Keywords: bernstein; bernstein durrmeyer; bernstein operator; two parameter ... See more keywords
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Confidence sets for the two-parameter Rayleigh distribution under progressive censoring

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Published in 2017 at "Applied Mathematical Modelling"

DOI: 10.1016/j.apm.2017.03.047

Abstract: Abstract Exact confidence intervals and regions are proposed for the location and scale parameters of the Rayleigh distribution. These sets are valid for complete data, and also for standard and progressive failure censoring. Constrained optimization… read more here.

Keywords: rayleigh distribution; confidence sets; confidence; sets two ... See more keywords
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Nonlinear resonant behaviors of bi-directional functionally graded material microbeams: One-/two-parameter bifurcation analyses

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Published in 2019 at "Composite Structures"

DOI: 10.1016/j.compstruct.2019.110896

Abstract: Abstract In this paper, the nonlinear resonance behaviors of bi-directional functionally graded (BDFG) microbeams are investigated. The material properties including the material length scale parameter vary along both thickness and axial directions. Employing Hamilton’s principle,… read more here.

Keywords: parameter; two parameter; parameter bifurcation; behaviors directional ... See more keywords
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A creep crack growth life assessment method for pressurized pipes based on a two-parameter approach

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Published in 2019 at "Engineering Fracture Mechanics"

DOI: 10.1016/j.engfracmech.2019.106676

Abstract: Abstract The unified creep constraint parameter Ac based on crack tip equivalent creep strain can incorporate both in-plane and out-of-plane constraints in specimens and components. To improve the accuracy of creep crack growth (CCG) life… read more here.

Keywords: life assessment; two parameter; life; ccg life ... See more keywords
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Dynamic response of a functionally graded Timoshenko beam on two-parameter elastic foundations due to a variable velocity moving mass

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Published in 2019 at "International Journal of Mechanical Sciences"

DOI: 10.1016/j.ijmecsci.2019.01.033

Abstract: Abstract In this study, a modified finite element method (FEM) that can be used to analyse the transverse vibrations of a Timoshenko beam, made of functionally graded materials (FGMs), on a two-parameter foundation and subjected… read more here.

Keywords: moving mass; two parameter; variable velocity; mass ... See more keywords