A FFT accelerated high order finite difference method for elliptic boundary value problems over irregular domains
For elliptic boundary value problems (BVPs) involving irregular domains and Robin
boundary condition, no numerical method is known to deliver a fourth order convergence …
boundary condition, no numerical method is known to deliver a fourth order convergence …
A Fast Sine Transform Accelerated High-Order Finite Difference Method for Parabolic Problems over Irregular Domains
In this paper, a new Cartesian grid finite difference scheme is introduced for solving
parabolic initial-boundary value problems involving irregular domains and Robin boundary …
parabolic initial-boundary value problems involving irregular domains and Robin boundary …
A sixth-order quasi-compact difference scheme for multidimensional Poisson equations without derivatives of source term
T Sun, Z Wang, HW Sun, C Zhang - Journal of Scientific Computing, 2022 - Springer
Sixth-order compact difference schemes for Poisson equations have been widely
investigated in the literature. Nevertheless, those methods are all constructed based on …
investigated in the literature. Nevertheless, those methods are all constructed based on …
An augmented fourth order domain-decomposed method with fast algebraic solvers for three-dimensional Helmholtz interface problems
H Yang, G Long, Y Ren, S Zhao - Journal of Computational Physics, 2025 - Elsevier
Abstract A new Augmented Matched Interface and Boundary (AMIB) method with the fast
Fourier transform (FFT) acceleration is proposed for three-dimensional (3D) Helmholtz …
Fourier transform (FFT) acceleration is proposed for three-dimensional (3D) Helmholtz …
MRI Phase Image Unwrap** using DCT Based Modified Weighted Least Square Algorithm
Background: Phase images of magnetic resonance imaging (MRI) have applications in
many fields, including the medical domain. It is often employed to identify biomarkers of …
many fields, including the medical domain. It is often employed to identify biomarkers of …
Simulation of Flood Wave Surface by Fast Fourier Transform Based on Perlin Noise
Y Xu, P Zhang, Y Zhu, S Lei - 2022 IEEE 13th International …, 2022 - ieeexplore.ieee.org
In the field of water conservancy, due to the particularity of flood control scheduling in a short
period of time, the 3D flood visualization system has very high requirements for the …
period of time, the 3D flood visualization system has very high requirements for the …
[BOOK][B] Augmented Matched Interface and Boundary (AMIB) Method for Solving Interface and Boundary Value Problems
H Feng - 2021 - search.proquest.com
AUGMENTED MATCHED INTERFACE AND BOUNDARY(AMIB) METHOD FOR SOLVING
INTERFACE AND BOUNDARY VALUE PROBLEMS by HONGSONG FENG SHAN ZH Page 1 …
INTERFACE AND BOUNDARY VALUE PROBLEMS by HONGSONG FENG SHAN ZH Page 1 …