Results 11 to 20 of about 4,490,480 (287)

Classical solution for initial–boundary value problem for wave equation with integral boundary condition

open access: yesMathematical Modelling and Analysis, 2012
The unique existence of classical solution of initial–boundary value problem for wave equation with a special integral boundary condition is proved in the work. Classical solution of the problem in analytical form is also found in the article.
Victor Korzyuk   +2 more
doaj   +1 more source

Comparison of outflow boundary conditions for subsonic aeroacoustic simulations [PDF]

open access: yes, 2011
Aeroacoustics simulations require much more precise boundary conditions than classical aerodynamics. Two classes of non-reflecting boundary conditions for aeroacoustics are compared in the present work: characteristic analysis based methods and Tam and ...
Berenger   +23 more
core   +3 more sources

An NMF-L2,1-Norm Constraint Method for Characteristic Gene Selection. [PDF]

open access: yesPLoS ONE, 2016
Recent research has demonstrated that characteristic gene selection based on gene expression data remains faced with considerable challenges. This is primarily because gene expression data are typically high dimensional, negative, non-sparse and noisy ...
Dong Wang   +5 more
doaj   +1 more source

Coupled material point method and characteristic finite element method for saturated porous media

open access: yesYantu gongcheng xuebao, 2023
The material point method (MPM) is a common approach to analyze the large deformation of the saturated porous media. However, the pore pressure oscillations caused by the weak-compressibility fluid, and the complication to apply the pressure boundary are
WANG Zhaonan 1, 2, WANG Gang 1, 2
doaj   +1 more source

Axiomatic Attribution for Multilinear Functions [PDF]

open access: yes, 2011
We study the attribution problem, that is, the problem of attributing a change in the value of a characteristic function to its independent variables. We make three contributions.
Sun, Yi, Sundararajan, Mukund
core   +1 more source

Improvement of Fourier Polarimetry for applications in tomographic photoelasticity [PDF]

open access: yes, 2006
The use of the Fourier Polarimetry method has been demonstrated to extract the three characteristic parameters in integrated photoelasticity. In contrast to the phase-stepping method, it has been shown that the Fourier method is more accurate.
H Aben   +8 more
core   +1 more source

Finitely Many Dirac-Delta Interactions on Riemannian Manifolds [PDF]

open access: yes, 2006
This work is intended as an attempt to study the non-perturbative renormalization of bound state problem of finitely many Dirac-delta interactions on Riemannian manifolds, S^2, H^2 and H^3. We formulate the problem in terms of a finite dimensional matrix,
Abramowitz M.   +10 more
core   +2 more sources

Rank 2 Nichols Algebras of Diagonal Type over Fields of Positive Characteristic [PDF]

open access: yes, 2014
The paper introduces a new method to determine all rank two Nichols algebras of diagonal type over fields of positive ...
Heckenberger, István, Wang, Jing
core   +2 more sources

Pricing Bermudan options under local L\'evy models with default [PDF]

open access: yes, 2016
We consider a defaultable asset whose risk-neutral pricing dynamics are described by an exponential L\'evy-type martingale. This class of models allows for a local volatility, local default intensity and a locally dependent L\'evy measure.
Borovykh, Anastasia   +2 more
core   +2 more sources

Characteristic method for isentropic compression simulation

open access: yesAIP Advances, 2014
A characteristic method has been developed using a Murnaghan-form isentropic equation and characteristics, which has been verified by example uses. General information of two ramp compression experiments was calculated, which matched experimental ones ...
Quanxi Xue   +4 more
doaj   +1 more source

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