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Numerical Analysis

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Total of 100 entries : 1-50 51-100
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Tue, 26 Nov 2024 (showing 34 of 34 entries )

[1] arXiv:2411.16641 [pdf, html, other]
Title: On a Completely Discrete Discontinuous Galerkin Method for Incompressible Chemotaxis-Navier-Stokes Equations
Bikram Bir, Harsha Hutridurga, Amiya K. Pani
Comments: 32 pages, 11 figures
Subjects: Numerical Analysis (math.NA)
[2] arXiv:2411.16593 [pdf, html, other]
Title: Sequential data assimilation for PDEs using shape-morphing solutions
Zachary T. Hilliard, Mohammad Farazmand
Subjects: Numerical Analysis (math.NA); Dynamical Systems (math.DS); Chaotic Dynamics (nlin.CD)
[3] arXiv:2411.16584 [pdf, html, other]
Title: Marcinkiewicz-Zygmund inequalities for scattered data on polygons
Hao-Ning Wu
Comments: 15 pages
Subjects: Numerical Analysis (math.NA)
[4] arXiv:2411.16430 [pdf, html, other]
Title: A Novel Methodology for Modelling First and Second Order Phase Transformations -- Thermodynamic Aspects, Variational Methods and Applications
Wolfgang Flachberger, Thomas Antretter, Daniel Acosta-Soba, Swaroop Gaddikere-Nagaraja, Silvia Leitner, Manuel Petersmann, Jiri Svoboda
Comments: 21 pages, 12 figures, preprint
Subjects: Numerical Analysis (math.NA); Materials Science (cond-mat.mtrl-sci); Chemical Physics (physics.chem-ph)
[5] arXiv:2411.16388 [pdf, other]
Title: A stiffly stable semi-discrete scheme for the damped wave equation on the half-line using SBP and SAT techniques
Thi Hoai Thuong Nguyen (HCMUS), Benjamin Boutin (IRMAR)
Subjects: Numerical Analysis (math.NA)
[6] arXiv:2411.16385 [pdf, html, other]
Title: Bounds for the maximum modulus of polynomial roots with nearly optimal worst-case overestimation
Prashant Batra
Comments: 7 pages plus 16-item bibliography
Subjects: Numerical Analysis (math.NA)
[7] arXiv:2411.16367 [pdf, other]
Title: Runge-Kutta Discontinuous Galerkin Method Based on Flux Vector Splitting with Constrained Optimization-based TVB(D)-minmod Limiter for Solving Hyperbolic Conservation Laws
Zhengrong Xie, Xiaofeng Cai, Haibiao Zheng
Subjects: Numerical Analysis (math.NA)
[8] arXiv:2411.16324 [pdf, html, other]
Title: Parameter Error Analysis for the 3D Modified Leray-alpha Model: Analytical and Numerical Approaches
Débora A.F. Albanez, Maicon J. Benvenutti, Samuel Little, Jing Tian
Comments: 27 pages, 12 figures. arXiv admin note: text overlap with arXiv:2409.03042
Subjects: Numerical Analysis (math.NA); Mathematical Physics (math-ph); Analysis of PDEs (math.AP)
[9] arXiv:2411.16282 [pdf, html, other]
Title: Max-Normalized Radon Cumulative Distribution Transform for Limited Data Classification
Matthias Beckmann, Robert Beinert, Jonas Bresch
Subjects: Numerical Analysis (math.NA); Information Theory (cs.IT)
[10] arXiv:2411.16271 [pdf, html, other]
Title: An exponential-free Runge--Kutta framework for developing third-order unconditionally energy stable schemes for the Cahn--Hilliard equation
Haifeng Wang, Jingwei Sun, Hong Zhang, Xu Qian, Songhe Song
Comments: 29 pages, 11 figures
Subjects: Numerical Analysis (math.NA)
[11] arXiv:2411.16195 [pdf, html, other]
Title: On the Robustness of the Successive Projection Algorithm
Giovanni Barbarino, Nicolas Gillis
Comments: 23 pages
Subjects: Numerical Analysis (math.NA); Data Structures and Algorithms (cs.DS); Machine Learning (cs.LG); Machine Learning (stat.ML)
[12] arXiv:2411.16165 [pdf, html, other]
Title: Explainable MST-ECoGNet Decode Visual Information from ECoG Signal
Changqing JI
Subjects: Numerical Analysis (math.NA)
[13] arXiv:2411.16078 [pdf, html, other]
Title: A multiscale Abel kernel and application in viscoelastic problem
Wenlin Qiu, Tao Guo, Yiqun Li, Xu Guo, Xiangcheng Zheng
Subjects: Numerical Analysis (math.NA)
[14] arXiv:2411.16067 [pdf, html, other]
Title: A priori and a posteriori error estimates of a really pressure-robust virtual element method for the incompressible Brinkman equations
Yu Xiong, Yanping Chen
Subjects: Numerical Analysis (math.NA)
[15] arXiv:2411.15990 [pdf, html, other]
Title: Interpolatory dynamical low-rank approximation for the 3+3d Boltzmann-BGK equation
Alec Dektor, Lukas Einkemmer
Subjects: Numerical Analysis (math.NA); Computational Physics (physics.comp-ph); Fluid Dynamics (physics.flu-dyn)
[16] arXiv:2411.15930 [pdf, html, other]
Title: Strong convergence of path sensitivities
Michael B. Giles
Subjects: Numerical Analysis (math.NA)
[17] arXiv:2411.15897 [pdf, html, other]
Title: A block-acoustic preconditioner for the elastic Helmholtz equation
Rachel Yovel, Eran Treister
Comments: 22 pages, 8 figures
Subjects: Numerical Analysis (math.NA)
[18] arXiv:2411.15846 [pdf, html, other]
Title: Variational Discretizations for Hamiltonian Systems
Yihan Shen, Yajuan Sun
Comments: 25pages, 9 figures
Subjects: Numerical Analysis (math.NA)
[19] arXiv:2411.15828 [pdf, html, other]
Title: FieldTNN-based machine learning method for Maxwell eigenvalue problems
Jiantao Jiang, Yanli Wang, Yifan Wang, Hehu Xie
Subjects: Numerical Analysis (math.NA)
[20] arXiv:2411.15722 [pdf, html, other]
Title: Optimal convergence in finite element fully discrete error analysis and a novel fast solver for the Doyle-Fuller-Newman model of lithium-ion batteries
Shu Xu, Liqun Cao
Subjects: Numerical Analysis (math.NA); Chemical Physics (physics.chem-ph); Computational Physics (physics.comp-ph)
[21] arXiv:2411.15698 [pdf, html, other]
Title: Approximate peak time to time-domain fluorescence diffuse optical tomography for nonzero fluorescence lifetime
Shuli Chen, Junyong Eom, Gen Nakamura, Goro Nishimura
Subjects: Numerical Analysis (math.NA); Analysis of PDEs (math.AP)
[22] arXiv:2411.15693 [pdf, html, other]
Title: Solving Multi-Group Neutron Diffusion Eigenvalue Problem with Decoupling Residual Loss Function
Shupei Yu, Qiaolin He, Shiquan Zhang, Qihong Yang, Yu Yang, Helin Gong
Subjects: Numerical Analysis (math.NA)
[23] arXiv:2411.15572 [pdf, html, other]
Title: On Two Conservative HDG Schemes for Nonlinear Klein-Gordon Equation
Shipra Gupta, Amiya Kumar Pani, Sangita Yadav
Subjects: Numerical Analysis (math.NA)
[24] arXiv:2411.15565 [pdf, html, other]
Title: Stabilization of isogeometric finite element method with optimal test functions computed from $L_2$ norm residual minimization
Marcin Łoś, Tomasz Służalec, Maciej Paszyński, Eirik Valseth
Comments: 22 pages, 14 figures, 12 tables
Subjects: Numerical Analysis (math.NA)
[25] arXiv:2411.16663 (cross-list from stat.ML) [pdf, html, other]
Title: Gaussian Process Priors for Boundary Value Problems of Linear Partial Differential Equations
Jianle iHuang, Marc Härkönen, Markus Lange-Hegermann, Bogdan Raiţă
Comments: 25 pages, 19 figures. Code available at $\href{this https URL}{\text{this https URL}}$. The paper and all ancillary files are released under CC-BY
Subjects: Machine Learning (stat.ML); Machine Learning (cs.LG); Commutative Algebra (math.AC); Numerical Analysis (math.NA)
[26] arXiv:2411.16621 (cross-list from physics.flu-dyn) [pdf, html, other]
Title: Finite-difference compatible entropy-conserving schemes for the compressible Euler equations
Carlo De Michele, Ayaboe K. Edoh, Gennaro Coppola
Comments: 25 pages, 7 figures
Subjects: Fluid Dynamics (physics.flu-dyn); Numerical Analysis (math.NA)
[27] arXiv:2411.16573 (cross-list from cs.CE) [pdf, other]
Title: Deriving Analytical Solutions Using Symbolic Matrix Structural Analysis: Part 2 -- Plane Trusses
Vagelis Plevris, Afaq Ahmad
Subjects: Computational Engineering, Finance, and Science (cs.CE); Numerical Analysis (math.NA)
[28] arXiv:2411.16450 (cross-list from physics.med-ph) [pdf, html, other]
Title: Model-Based Perfusion Reconstruction with Time Separation Technique in Cone-Beam CT Dynamic Liver Perfusion Imaging
Hana Haseljić (1,2), Robert Frysch (1,2), Vojtěch Kulvait (3), Thomas Werncke (4,2), Inga Brusch (5), Oliver Speck (2), Jessica Schulz (6,2), Michael Manhart (6), Georg Rose (1,2) ((1) Institute for Medical Engineering, Otto von Guericke University Magdeburg, Germany, (2) Research Campus STIMULATE, Otto von Guericke University Magdeburg, Germany, (3) Institute of Materials Physics, Helmholtz-Zentrum Hereon, Geesthacht, Germany, (4) Institute of Diagnostic and Interventional Radiology, Hannover Medical School, Hannover, Germany, (5) Institute for Laboratory Animal Science, Hannover Medical School, Hannover, Germany, (6) Siemens Healthineers AG, Forchheim, Germany)
Comments: 28 pages, 11 figures
Subjects: Medical Physics (physics.med-ph); Numerical Analysis (math.NA)
[29] arXiv:2411.16435 (cross-list from quant-ph) [pdf, html, other]
Title: Nonlinear quantum computing by amplified encodings
Matthias Deiml, Daniel Peterseim
Subjects: Quantum Physics (quant-ph); Numerical Analysis (math.NA)
[30] arXiv:2411.16223 (cross-list from q-bio.PE) [pdf, html, other]
Title: Numerical investigation of the effect of macro control measures on epidemics transport via a coupled PDE crowd flow - epidemics spreading dynamics model
A.I. Delis, N. Bekiaris-Liberis
Comments: 34 pages, 24 figures, Submitted to Elsevier
Subjects: Populations and Evolution (q-bio.PE); Numerical Analysis (math.NA)
[31] arXiv:2411.16063 (cross-list from cs.LG) [pdf, html, other]
Title: VICON: Vision In-Context Operator Networks for Multi-Physics Fluid Dynamics Prediction
Yadi Cao, Yuxuan Liu, Liu Yang, Rose Yu, Hayden Schaeffer, Stanley Osher
Subjects: Machine Learning (cs.LG); Numerical Analysis (math.NA); Fluid Dynamics (physics.flu-dyn)
[32] arXiv:2411.15454 (cross-list from math.ST) [pdf, html, other]
Title: Extremal bounds for Gaussian trace estimation
Eric Hallman
Subjects: Statistics Theory (math.ST); Numerical Analysis (math.NA); Probability (math.PR)
[33] arXiv:2411.15343 (cross-list from hep-lat) [pdf, html, other]
Title: Galerkin Formulation of Path Integrals in Lattice Field Theory
Brian K. Tran, Ben S. Southworth
Subjects: High Energy Physics - Lattice (hep-lat); Mathematical Physics (math-ph); Numerical Analysis (math.NA)
[34] arXiv:2411.15220 (cross-list from cs.LG) [pdf, html, other]
Title: Sampling with Adaptive Variance for Multimodal Distributions
Björn Engquist, Kui Ren, Yunan Yang
Comments: 26 pages, 6 figures
Subjects: Machine Learning (cs.LG); Numerical Analysis (math.NA); Computation (stat.CO); Machine Learning (stat.ML)

Mon, 25 Nov 2024 (showing 9 of 9 entries )

[35] arXiv:2411.15001 [pdf, html, other]
Title: A positive- and bound-preserving vectorial lattice Boltzmann method in two dimensions
Gauthier Wissocq, Yongle Liu, Rémi Abgrall
Comments: 23 pages, 10 figures
Subjects: Numerical Analysis (math.NA)
[36] arXiv:2411.14977 [pdf, html, other]
Title: A p-Multigrid Accelerated Nodal Spectral Element Method for Free-Surface Incompressible Navier-Stokes Model of Nonlinear Water Waves
Anders Melander, Wojciech Laskowski, Spencer J. Sherwin, Allan P. Engsig-Karup
Comments: 27 pages, 20 figures
Subjects: Numerical Analysis (math.NA); Fluid Dynamics (physics.flu-dyn)
[37] arXiv:2411.14933 [pdf, html, other]
Title: Fast-Decaying Polynomial Reproduction
Stefano De Marchi, Giacomo Cappellazzo
Subjects: Numerical Analysis (math.NA)
[38] arXiv:2411.14819 [pdf, other]
Title: Inf-sup stable space-time Local Discontinuous Galerkin method for the heat equation
Sergio Gómez, Chiara Perinati, Paul Stocker
Subjects: Numerical Analysis (math.NA)
[39] arXiv:2411.14650 [pdf, html, other]
Title: A generic Scheme For the time-dependent Navier-Stokes Equation Coupled With The Heat Equation
Yahya Alnashri
Subjects: Numerical Analysis (math.NA)
[40] arXiv:2411.14617 [pdf, html, other]
Title: Data assimilation in 2D incompressible Navier-Stokes equations, using a stabilized explicit $O(\Delta t)^2$ leapfrog finite difference scheme run backward in time
Alfred S. Carasso
Journal-ref: 2024 NIST Technical Note 2299
Subjects: Numerical Analysis (math.NA)
[41] arXiv:2411.14578 [pdf, html, other]
Title: Block subspace expansions for eigenvalues and eigenvectors approximation
Francisco Arrieta Zuccalli, Pedro Massey, Demetrio Stojanoff
Subjects: Numerical Analysis (math.NA); Functional Analysis (math.FA)
[42] arXiv:2411.14561 [pdf, html, other]
Title: Subspace and auxiliary space preconditioners for high-order interior penalty discretizations in $H(\mathrm{div})$
Will Pazner
Comments: 24 pages, 1 figure
Subjects: Numerical Analysis (math.NA)
[43] arXiv:2411.14555 [pdf, html, other]
Title: Deep operator network models for predicting post-burn contraction
Selma Husanovic, Ginger Egberts, Alexander Heinlein, Fred Vermolen
Subjects: Numerical Analysis (math.NA); Machine Learning (cs.LG); Biological Physics (physics.bio-ph); Tissues and Organs (q-bio.TO)

Fri, 22 Nov 2024 (showing first 7 of 24 entries )

[44] arXiv:2411.14409 [pdf, html, other]
Title: Inexact Generalized Golub-Kahan Methods for Large-Scale Bayesian Inverse Problems
Yutong Bu, Julianne Chung
Subjects: Numerical Analysis (math.NA)
[45] arXiv:2411.14399 [pdf, html, other]
Title: DiscoTEX 1.0: Discontinuous collocation and implicit-turned-explicit (IMTEX) integration symplectic, symmetric numerical algorithms with high order jumps for differential equations II: extension to higher-orders of numerical convergence
Lidia J. Gomes Da Silva
Comments: 15 pages, 5 figures, 2 tables. Second paper of a series of papers. See this http URL:2401.08758 for application of these algorithms to numerical black hole perturbation theory. Comments welcomed. arXiv admin note: text overlap with arXiv:2401.08758
Subjects: Numerical Analysis (math.NA); Instrumentation and Methods for Astrophysics (astro-ph.IM); General Relativity and Quantum Cosmology (gr-qc); Mathematical Physics (math-ph)
[46] arXiv:2411.14333 [pdf, html, other]
Title: Generalized Finite Difference Method for Solving Stochastic Diffusion Equations
Faezeh Nassajian Mojarrad
Comments: 22 pages
Subjects: Numerical Analysis (math.NA)
[47] arXiv:2411.14332 [pdf, html, other]
Title: Continuous nonlinear adaptive experimental design with gradient flow
Ruhui Jin, Qin Li, Stephen O. Mussmann, Stephen J. Wright
Subjects: Numerical Analysis (math.NA)
[48] arXiv:2411.14315 [pdf, html, other]
Title: Introducing a Harmonic Balance Navier-Stokes Finite Element Solver to Accelerate Cardiovascular Simulations
Dongjie Jia, Mahdi Esmaily
Subjects: Numerical Analysis (math.NA); Fluid Dynamics (physics.flu-dyn)
[49] arXiv:2411.14262 [pdf, html, other]
Title: Accelerating Construction of Non-Intrusive Nonlinear Structural Dynamics Reduced Order Models through Hyperreduction
Alexander Saccani, Paolo Tiso
Subjects: Numerical Analysis (math.NA); Computational Physics (physics.comp-ph)
[50] arXiv:2411.14226 [pdf, html, other]
Title: Regularization and passivity-preserving model reduction of quasilinear magneto-quasistatic coupled problems
Johanna Kerler-Back, Timo Reis, Tatjana Stykel
Comments: 33 pages, 5 figures
Subjects: Numerical Analysis (math.NA)
Total of 100 entries : 1-50 51-100
Showing up to 50 entries per page: fewer | more | all