Výsledky vyhľadávania - Theory Keywords Exact numerical algorithms

Integral and Numerical Formulations for Seeking the Period of Non-Conservative Nonlinear Oscillator With/Without the First Integral.

Autori: Liu, Chein-Shan Tsai, Chia-Cheng Chang, Chih-Wen

Zdroj: Symmetry (20738994); Sep2025, Vol. 17 Issue 9, p1584, 23p

Predmety: ORDINARY differential equations, NONLINEAR dynamical systems, INTEGRALS, NUMERICAL analysis, OSCILLATION theory of differential equations, OSCILLATIONS, TIME, CONSERVATION laws (Physics)

Numerical Calculation of Finite-Time Ruin Probabilities in the Dual Risk Model.

Autori: Cardoso, Rui M. R. Melo, Andressa C. O.

Zdroj: Risks; Sep2025, Vol. 13 Issue 9, p174, 17p

Predmety: NUMERICAL calculations, APPROXIMATION algorithms, MARKOV processes, RISK assessment

Summing divergent matrix series.

Autori: Wang, Rongbiao Lee, JungHo Lim, Lek-Heng

Zdroj: Numerische Mathematik; Oct2025, Vol. 157 Issue 5, p1793-1846, 54p

Predmety: COMPLEX matrices, NUMERICAL analysis, OPERATOR theory, ADDITION (Mathematics), MATRIX functions

A 0/1 Constrained Optimization Solving Sample Average Approximation for Chance Constrained Programming.

Autori: Zhou, Shenglong Pan, Lili Xiu, Naihua a ďalší

Zdroj: Mathematics of Operations Research; Nov2025, Vol. 50 Issue 4, p2688-2716, 29p

Predmety: CONSTRAINED optimization, MATHEMATICAL optimization, NUMERICAL analysis, ESTIMATION theory, STOCHASTIC programming, QUASI-Newton methods

Exploring Chebyshev polynomial approximations: Error estimates for functions of bounded variation.

Autori: Akansha, S. Subramaniam, Aditya

Zdroj: AIMS Mathematics; 2025, Vol. 10 Issue 4, p1-19, 19p

Predmety: APPROXIMATION theory, CHEBYSHEV approximation, FUNCTIONS of bounded variation, SMOOTHNESS of functions, NUMERICAL analysis, POLYNOMIAL approximation

Influence of a Given Field of Temperature on the Blood Pressure Variation: Variational Analysis, Numerical Algorithms and Simulations.

Autori: Stavre, Ruxandra Ciorogar, Alexandra

Zdroj: Axioms (2075-1680); Feb2025, Vol. 14 Issue 2, p88, 43p

Predmety: FLUID pressure, PROPERTIES of fluids, HYDRAULIC couplings, PHENOMENOLOGICAL theory (Physics), BLOOD pressure

EFFICIENT NEURAL NETWORK APPROACHES FOR CONDITIONAL OPTIMAL TRANSPORT WITH APPLICATIONS IN BAYESIAN INFERENCE.

Autori: ZHEYU OLIVER WANG BAPTISTA, RICARDO MARZOUK, YOUSSEF a ďalší

Zdroj: SIAM Journal on Scientific Computing; 2025, Vol. 47 Issue 4, pC979-C1005, 27p

Predmety: ARTIFICIAL neural networks, BAYESIAN field theory, DYNAMIC programming, STATISTICAL sampling, MATHEMATICAL optimization, NUMERICAL analysis, MAXIMUM likelihood statistics

A NEW RATIONAL APPROXIMATION ALGORITHM VIA THE EMPIRICAL INTERPOLATION METHOD.

Autori: LI, AIDI LI, YUWEN

Zdroj: SIAM Journal on Scientific Computing; 2025, Vol. 47 Issue 5, pA2559-A2582, 24p

Predmety: INTERPOLATION algorithms, APPROXIMATION algorithms, APPROXIMATION error, NUMERICAL analysis, FRACTIONAL differential equations, MATRIX functions

Analysis of a Three-Echelon Supply Chain System with Multiple Retailers, Stochastic Demand and Transportation Times.

Autori: Varlas, Georgios Koukoumialos, Stelios Diamantidis, Alexandros a ďalší

Zdroj: Mathematics (2227-7390); Oct2025, Vol. 13 Issue 19, p3199, 28p

Predmety: SUPPLY chains, MARKOV processes, MATRIX analytic methods, RETAIL industry, LOGISTICS, TRANSPORTATION schedules, NUMERICAL analysis, ECONOMIC demand

Development of a Discrete Algorithm for Interpreting Ground-Penetrating Radar Data in Vertically Heterogeneous Media.

Autori: Iskakov, Kazizat Tatin, Almaz Glazyrina, Natalya a ďalší

Zdroj: Applied Sciences (2076-3417); Jul2025, Vol. 15 Issue 13, p7036, 20p

Predmety: GROUND penetrating radar, PAVEMENT testing, GEOPHYSICAL surveys, STRUCTURAL health monitoring, ALGORITHMS, NONDESTRUCTIVE testing, PERMITTIVITY

AN IMPROVED APPROACH TO NUMERICAL SOLUTION OF OPTIMAL CONTROL PROBLEM USING BERNOULLI POLYNOMIALS AND ORTHOGONAL BERNOULLI POLYNOMIALS.

Autori: Boukhelkhal, I. Zeghdane, R.

Zdroj: Palestine Journal of Mathematics; 2025, Vol. 14 Issue 1, p78-100, 23p

Predmety: BERNOULLI polynomials, CALCULUS of variations, ORTHOGONAL polynomials, MATHEMATICAL optimization, RESEARCH personnel

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

Autori: Li, Xiaowen Jiang, Xiaoying Xu, Xiang

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

Predmety: TRACE formulas, INVERSE problems, EIGENVALUES, ALGORITHMS, DENSITY

A Fuzzy Hypergraph-Based Framework for Secure Encryption and Decryption of Sensitive Messages.

Autori: Meenakshi, Annamalai Mythreyi, Obel Mrsic, Leo a ďalší

Zdroj: Mathematics (2227-7390); Apr2025, Vol. 13 Issue 7, p1049, 20p

Predmety: GRAPH theory, GRAPH algorithms, FAULT tolerance (Engineering), FUZZY logic, CRYPTOGRAPHY, HYPERGRAPHS

Modeling and analysis of variable fractional order hyper-chaotic Lü system with radial basis function neural networks.

Autori: Akhtar, Muhammad Waseem Bashir, Zia Abbas Malik, M. G.

Zdroj: Cluster Computing; Oct2025, Vol. 28 Issue 7, p1-29, 29p

Predmety: CHAOS theory, RADIAL basis functions, LYAPUNOV exponents, CAPUTO fractional derivatives, NONLINEAR mechanics, SOFT computing

Edsh effects on RMO: development of a fuzzy cognitive map for anticipating the risk of malaria outbreak.

Autori: Islam, Shobha Kamrujjaman, Md. Islam, Md. Shahidul

Zdroj: Discover Public Health; 10/20/2025, Vol. 22 Issue 1, p1-23, 23p

Predmety: NATURE & psychology, MALARIA transmission, RISK assessment, PREDICTION models, RESEARCH funding, DISEASE outbreaks, SOCIOECONOMIC factors, HIGH performance computing, DESCRIPTIVE statistics, SIMULATION methods in education, WEATHER, CAUSALITY (Physics), SOCIODEMOGRAPHIC factors, PUBLIC health, DATA analysis software, ALGORITHMS, DISEASE risk factors

Numerical Algorithms for Approximation of Fractional Integrals and Derivatives Based on Quintic Spline Interpolation.

Autori: Ciesielski, Mariusz

Zdroj: Symmetry (20738994); Feb2024, Vol. 16 Issue 2, p252, 25p

Predmety: FRACTIONAL calculus, APPROXIMATION algorithms, CAUCHY integrals, CAPUTO fractional derivatives, SYMMETRIC operators, SPLINES, INTERPOLATION, SPLINE theory, QUINTIC equations

Theory and fast learned solver for ℓ1 -TV regularization.

Autori: Liu, Xinling Wang, Jianjun Jin, Bangti

Zdroj: Inverse Problems; Jan2025, Vol. 41 Issue 1, p1-31, 31p

Predmety: ELECTROCARDIOGRAPHY, ALGORITHMS, SIGNALS & signaling

An advanced algorithm for solving incompressible fluid dynamics: from Navier–Stokes to Poisson equations.

Autori: Mohammad, Mutaz Trounev, Alexander

Zdroj: European Physical Journal: Special Topics; Aug2025, Vol. 234 Issue 8, p2191-2208, 18p

Predmety: FLUID dynamics, NAVIER-Stokes equations, NUMERICAL analysis, FINITE element method, WAVELETS (Mathematics), UNSTEADY flow

On Efficient Algorithms for Computing Near-Best Polynomial Approximations to High-Dimensional, Hilbert-Valued Functions From Limited Samples

Autori: Ben Adcock, Simone Brugiapaglia, Nick Dexter, Sebastian Moraga

Typ zdroja: eBook.

Predmet: Characteristic functions, Approximation theory, Polynomials

Kategórie: SCIENCE / Physics / Mathematical & Computational

Diet to Data: Validation of a Bias-Mitigating Nutritional Screener Using Assembly Theory.

Autori: Penrose, O'Connell C. Gross, Phillip J. Singh, Hardeep a ďalší

Zdroj: Nutrients. Aug2025, Vol. 17 Issue 15, p2459. 22p.