Suchergebnisse - Numerical Algorithms and Problems

Numerical algorithms to solve one inverse problem for Navier–Stokes equations

Autoren: Raimondas Čiegis

Quelle: Nonlinear Analysis, Vol 30, Iss 4 (2025)

Schlagwörter: QA299.6-433, regularization methods, inverse problems, Volterra equation, Navier–Stokes problem, numerical approximation, Analysis

Zugangs-URL: https://doaj.org/article/c2314c2dca354951a1eb92b819aff900

Numerical algorithms for the reconstruction of space-dependent sources in thermoelasticity

Autoren: Frederick Maes Karel Van Bockstal

Quelle: MATHEMATICS AND COMPUTERS IN SIMULATION

Schlagwörter: Inverse source problems, Sobolev gradient, IDENTIFICATION, STABILITY, 35A01, 35A02, 35A15, 35A35, 65M32, 65N21, 35R30, Numerical Analysis (math.NA), RECOVERY, Mathematics and Statistics, UNIQUENESS, Mathematics - Analysis of PDEs, Landweber method, EQUATION, FOS: Mathematics, (Conjugate) gradient method, Mathematics - Numerical Analysis, COEFFICIENT, HEAT-SOURCE, Thermoelasticity, Analysis of PDEs (math.AP)

Dateibeschreibung: application/pdf

Zugangs-URL: http://arxiv.org/abs/2410.05775
https://biblio.ugent.be/publication/01JTG3QMGDKZP3B9YHG6994ZCV/file/01JTTQ4XJFNFNHEZDC66KKWJJS
https://biblio.ugent.be/publication/01JTG3QMGDKZP3B9YHG6994ZCV
http://hdl.handle.net/1854/LU-01JTG3QMGDKZP3B9YHG6994ZCV
http://doi.org/10.1016/j.matcom.2025.04.004

Surrogate-Based Autotuning for Randomized Sketching Algorithms in Regression Problems: Surrogate-based autotuning for randomized sketching algorithms in regression problems

Autoren: Younghyun Cho James Demmel Michał Dereziński et al.

Quelle: SIAM Journal on Matrix Analysis and Applications, vol 46, iss 2

Schlagwörter: FOS: Computer and information sciences, randomized numerical linear algebra, Computer Science - Machine Learning, Numerical and Computational Mathematics, Numerical solutions to overdetermined systems, pseudoinverses, Computer Science - Artificial Intelligence, Applied Mathematics, autotuning, Randomized algorithms, Numerical & Computational Mathematics, least squares problem, Applied mathematics, 68W20, 65F20, 65Y20, Mathematical Sciences, Machine Learning (cs.LG), Complexity and performance of numerical algorithms, Artificial Intelligence (cs.AI), sketching algorithm, Bayesian optimization

Dateibeschreibung: application/xml; application/pdf

Zugangs-URL: http://arxiv.org/abs/2308.15720
https://escholarship.org/uc/item/85s5z8tj
https://escholarship.org/content/qt85s5z8tj/qt85s5z8tj.pdf

Numerical Exploration of the Parametric Identification and Delay Reconstruction Problem on Epidemiological Models Using Evolutionary Algorithms

Autoren: Marcos A. González-Olvera Anahí Flores Pérez Gustavo Chávez

Quelle: Memorias del Congreso Nacional de Control Automático. 7:79-84

Optimality Conditions and Numerical Algorithms for a Class of Linearly Constrained Minimax Optimization Problems

Autoren: Dai, Yu-Hong Wang, Jiani Zhang, Liwei

Quelle: SIAM Journal on Optimization. 34:2883-2916

Schlagwörter: Optimization and Control (math.OC), 0211 other engineering and technologies, FOS: Mathematics, 90C30, 02 engineering and technology, Mathematics - Optimization and Control

Zugangs-URL: http://arxiv.org/abs/2204.09185

Numerical algorithms for solutions of nonlinear problems in some distance spaces

Autoren: Junaid Ahmad Kifayat Ullah Reny George

Quelle: AIMS Mathematics, Vol 8, Iss 4, Pp 8460-8477 (2023)

Schlagwörter: Artificial intelligence, Class (philosophy), Economics, Nonlinear Operators, Fixed-Point Problems, Space (punctuation), Mathematical analysis, Quantum mechanics, 01 natural sciences, Fixed Point Theorems in Metric Spaces, QA1-939, FOS: Mathematics, Nonexpansive Mappings, 0101 mathematics, Biology, Economic growth, Variational inequality, numerical solution, Numerical Analysis, algorithm, Nonlinear Programming, Banach space, Numerical Optimization Techniques, Ecology, Physics, hilbert space, Hilbert space, Pure mathematics, Iterative Algorithms for Nonlinear Operators and Optimization, Fixed point, Applied mathematics, 16. Peace & justice, Computer science, Iterative method, Algorithm, Operating system, fixed point, Computational Theory and Mathematics, FOS: Biological sciences, Computer Science, Physical Sciences, Convergence (economics), Nonlinear system, Geometry and Topology, Type (biology), banach space, Mathematics, Mixed-Integer Nonlinear Programs

Zugangs-URL: https://doaj.org/article/f9f573df0b4f4e7ebcf75e245444a17f

The use of artificial intelligence, numerical algorithms and expert approach in selected nephrology problems

Autoren: Dawid Pawuś Szczepan Paszkiel Tomasz Porażko

Quelle: Medical Science Pulse. 18:1-10

Schlagwörter: kidney, classification, nephrology, expert systems, artificial intelligence, automation

Zugangs-URL: https://medicalsciencepulse.com/article/547674/en
https://doi.org/10.5604/01.3001.0054.7674

Efficient and Optimally Accurate Numerical Algorithms for Stochastic Turbulent Flow Problems

Autoren: Berry, Brandiece N. Islam, Md Mahmudul Mohebujjaman, Muhammad et al.

Schlagwörter: Numerical Analysis, FOS: Mathematics, Numerical Analysis (math.NA), 65M12, 65M22, 65M60, 76W05

Zugangs-URL: http://arxiv.org/abs/2508.10578

A reliable numerical algorithm mixed with hypergeometric function for analyzing fractional variational problems

Autoren: Z. Zarvan K. Sayevand R. M. Ganji et al.

Quelle: Numerical Algorithms. 98:2081-2112

Numerical Algorithms for Solving the Least Squares Symmetric Problem of Matrix Equation AXB + CXD = E

Autoren: Yuan, Shi-Fang Li, Ming-Zhao Tian, Yong

Quelle: Filomat, 2019 Jan 01. 33(6), 1649-1658.

Zugangs-URL: https://www.jstor.org/stable/27382629

Parallel Algorithms for Linear Models: Numerical Methods and Estimation Problems

Autoren: Kontoghiorghes, Erricos John

Schlagwörter: linear algebra, statistics, Economics and Business, Social Sciences, regression, algorithms, econometrics

Zugangs-URL: https://hdl.handle.net/20.500.14279/32522

Numerical algorithms for discrete linear optimal control problems.

Autoren: Chechkin, Ivan G. Khristichenko, Michael Yu. Nechepurenko, Yuri M.

Quelle: Russian Journal of Numerical Analysis & Mathematical Modelling. Dec2025, Vol. 40 Issue 6, p419-430. 12p.

An efficient fractional step numerical algorithm for time-delayed singularly perturbed 2D convection-diffusion–reaction problem with two small parameters

Autoren: S. Priyadarshana J. Mohapatra

Quelle: Numerical Algorithms. 97:687-726

Vectorized numerical algorithms for the solution of continuum mechanics problems

Autoren: N. A. Brykov K. N. Volkov V. N. Emelyanov

Quelle: Научно-технический вестник информационных технологий, механики и оптики, Vol 22, Iss 1, Pp 193-205 (2024)

Schlagwörter: математическое моделирование, векторизация, численный алгоритм, механика сплошной среды, Information technology, T58.5-58.64

Dateibeschreibung: electronic resource

Relation: https://ntv.elpub.ru/jour/article/view/295; https://doaj.org/toc/2226-1494; https://doaj.org/toc/2500-0373

Zugangs-URL: https://doaj.org/article/eedf481477c04811a6461d42ef1f4bf3

Numerical algorithms for recovering a fractional Sturm-Liouville operator based on trace formulae.

Autoren: Li, Xiaowen Jiang, Xiaoying Xu, Xiang

Quelle: Numerical Algorithms. Jul2025, Vol. 99 Issue 3, p1623-1648. 26p.

Schlagwörter: *TRACE formulas, *INVERSE problems, *EIGENVALUES, *ALGORITHMS, *DENSITY

A least-change secant algorithm for solving generalized complementarity problem

Autoren: Vivas, H. Pérez, R. Arias, C.

Quelle: Numerical Algorithms. 99:75-100

Schlagwörter: least-change secant methods, Numerical optimization and variational techniques, nonlinear complementarity, generalized Jacobian, 0211 other engineering and technologies, 02 engineering and technology, generalized complementarity, 0101 mathematics, Complementarity and equilibrium problems and variational inequalities (finite dimensions) (aspects of mathematical programming), 01 natural sciences, \(q\)-superlinear convergence

Dateibeschreibung: application/xml

On numerical algorithms for solving the direct and inverse scattering problems of the Zakharov – Shabat system

Quelle: Вычислительные технологии. :60-83

Development of numerical algorithms for solving the direct problem of propagation of ultrasonic waves in thin plates

Quelle: Numerical Methods and Programming (Vychislitel'nye Metody i Programmirovanie). 24:275-290

Multidisk Problems in H ∞ Optimization: A Method for Analysing Numerical Algorithms

Autoren: Dym, Harry Helton, J. William Merino, Orlando

Quelle: Indiana University Mathematics Journal, 2002 Jan 01. 51(5), 1111-1159.

Zugangs-URL: https://www.jstor.org/stable/24902868

Parallelization of Numerical Algorithms for Solving Mathematical Models of Hereditary Dynamical Systems in Geospheres. Solution of Test Problems on GPU Computing Cluster and Efficiency Analysis

Autoren: D. A. Tverdyi R. I. Parovik

Quelle: Mathematics of Planet Earth ISBN: 9783031701139