Search Results - modified variational integration algorithm-i*

Characterization of Power System Oscillation Modes Using Synchrophasor Data and a Modified Variational Decomposition Mode Algorithm.

Authors: Oscullo Lala, José Orozco Garzón, Nathaly Carvajal Mora, Henry et al.

Source: Energies (19961073). Jun2025, Vol. 18 Issue 11, p2693. 22p.

Subject Terms: *PRONY analysis, *RENEWABLE energy sources, *MATRIX pencils, *ELECTRIC power distribution grids, *SIGNAL-to-noise ratio

A spacetime variational integration approach to the full discretization of flexible beams based on absolute nodal coordinate formulation.

Authors: Zhou, Ping Ren, Hui Fan, Wei et al.

Source: Nonlinear Dynamics; Jan2025, Vol. 113 Issue 2, p1175-1190, 16p

Robust Adaptive Multiple Backtracking VBKF for In-Motion Alignment of Low-Cost SINS/GNSS.

Authors: Lyu, Weiwei Wang, Yingli Jin, Shuanggen et al.

Source: Remote Sensing; Aug2025, Vol. 7 Issue 15, p2680, 24p

Subject Terms: INERTIAL navigation systems, GLOBAL Positioning System, ITERATIVE methods (Mathematics), KALMAN filtering, SYNCHRONIZATION, COMPUTER performance, NAVIGATION, AUTONOMOUS vehicles

Dynamic modeling of soft continuum manipulators using lie group variational integration.

Authors: Tariverdi, Abbas Venkiteswaran, Venkatasubramanian Kalpathy Martinsen, Ørjan Grøttem et al.

Source: PLoS ONE; 7/22/2020, Vol. 15 Issue 7, p1-29, 29p

Subject Terms: LIE groups, DYNAMIC models, VARIATIONAL principles, ALGORITHMS, MATHEMATICAL continuum

Combined variational iteration method with chebyshev wavelet for the solution of convection-diffusion-reaction problem.

Authors: Memon, Muhammad Amur, Khuda Bux Shaikh, Wajid A.

Source: Mehran University Research Journal of Engineering & Technology; Apr2023, Vol. 42 Issue 2, p93-107, 15p

Subject Terms: NONLINEAR equations, FLEXIBLE work arrangements, LAGRANGE multiplier

TBESO-BP: an improved regression model for predicting subclinical mastitis.

Authors: Han, Kexin Dai, Yongqiang Liu, Huan et al.

Source: Frontiers in Veterinary Science. 2025, p1-14. 14p.

Computationally Efficient Laplace Transform with Modified Variational Iteration Method for Solving Fourth-Order Fractional Integro-Differential Equations.

Authors: Ibrahim, H. Amirah, A. Zarita, Z.

Source: Matematika; Aug2023, Vol. 39 Issue 2, p113-124, 12p

Subject Terms: INTEGRO-differential equations, FRACTIONAL differential equations, BOUNDARY value problems, NONLINEAR boundary value problems, POLYNOMIAL approximation

Variational Iteration and Linearized Liapunov Methods for Seeking the Analytic Solutions of Nonlinear Boundary Value Problems.

Authors: Liu, Chein-Shan Li, Botong Kuo, Chung-Lun

Source: Mathematics (2227-7390); Feb2025, Vol. 13 Issue 3, p354, 38p

Subject Terms: NONLINEAR boundary value problems, INITIAL value problems, BOUNDARY value problems, NONLINEAR equations, DIFFERENTIAL equations

Discrete adjoint method for variational integration of constrained ODEs and its application to optimal control of geometrically exact beam dynamics.

Authors: Schubert, Matthias Sato Martín de Almagro, Rodrigo T. Nachbagauer, Karin et al.

Source: Multibody System Dynamics; Mar2024, Vol. 60 Issue 3, p447-474, 28p

Degenerate variational integrators for magnetic field line flow and guiding center trajectories.

Authors: Ellison, C. L. Finn, J. M. Burby, J. W. et al.

Source: Physics of Plasmas; May2018, Vol. 25 Issue 5, pN.PAG-N.PAG, 14p, 1 Diagram, 5 Graphs

Subject Terms: MAGNETIC fields, INTEGRATORS, HAMILTONIAN systems, DIFFERENTIAL equations, ALGORITHMS, EULER-Lagrange equations

Advanced Optimized Quantum Learning for Robust Water Quality Assessment with an IoT Sensor Data.

Authors: Balu, Sakthivel Raghabu, Sheik Mohammed Abdul Mahalingam, Ponnrajakumari et al.

Source: Ingénierie des Systèmes d'Information; Feb2025, Vol. 30 Issue 2, p359-366, 8p

Subject Terms: WATER quality monitoring, INTERNET of things, MACHINE learning, DATA management, PUBLIC health, SUSTAINABILITY

Modified Variational Iteration Method for Solving Sedimentary Ocean Basin Moving Boundary Value Problem.

Authors: Jawad, Umneya M. M. Fadhel, Fadhel S.

Source: Al-Nahrain Journal of Science; Sep2022, Vol. 25 Issue 3, p33-39, 7p

Subject Terms: DIFFERENTIAL equations, MECHANICS (Physics), NONLINEAR differential equations, MATHEMATICS, STOCHASTIC convergence

Multi-weak targets detection and measurement from range-Doppler maps in GNSS-based passive bistatic radar.

Authors: Cheng, Zuhan Wang, Jun Zhao, Te et al.

Source: Digital Signal Processing. Jan2026:Part C, Vol. 168, pN.PAG-N.PAG. 1p.

Subject Terms: *PASSIVE radar, *DETECTION algorithms, *GLOBAL Positioning System, *RADAR antennas, *SIGNAL detection, *BAYESIAN analysis, *MOTION estimation (Signal processing), *SIGNAL processing

IMPLICIT-EXPLICIT VARIATIONAL INTEGRATION OF HIGHLY OSCILLATORY PROBLEMS.

Authors: STERN, ARI GRINSPUN, EITAN

Source: Multiscale Modeling & Simulation; 2009, Vol. 7 Issue 4, p1779-1794, 16p, 3 Graphs

Subject Terms: FUNCTIONAL integration, OSCILLATIONS, MECHANICS (Physics), DIFFERENTIAL equations, HAMILTONIAN systems, HARMONIC oscillators

Improved accuracy in degenerate variational integrators for guiding centre and magnetic field line flow.

Authors: Burby, Joshua W. Finn, John M. Ellison, C. Leland

Source: Journal of Plasma Physics; Apr2022, Vol. 88 Issue 2, p1-34, 34p

Subject Terms: MAGNETIC fields, SYSTEM integration, INTEGRATORS, PLASMA dynamics

Modified Sumudu Transform Variational Iteration Method to Solve Two Point Second Order NonlinearBoundary Value Problems.

Authors: AL-Nemrat, Asem Zainuddin, Zarita

Source: AIP Conference Proceedings; 2019, Vol. 2184 Issue 1, p060049-1-060049-8, 8p, 2 Charts, 2 Graphs

Subject Terms: NONLINEAR boundary value problems, BOUNDARY value problems, NONLINEAR differential equations, MATHEMATICAL ability

Diagnostic data integration using deep neural networks for real-time plasma analysis

Authors: Garola, A. Rigoni Cavazzana, R. Gobbin, M. et al.

Index Terms: Physics - Computational Physics, Computer Science - Machine Learning, Nonlinear Sciences - Adaptation and Self-Organizing Systems, 60G35, I.2.1, text

URL: http://arxiv.org/abs/2010.15156

Variational Integrators for Dissipative Systems.

Authors: Limebeer, David J. N. Ober-Blobaum, Sina Farshi, Farhang Haddad

Source: IEEE Transactions on Automatic Control; Apr2020, Vol. 65 Issue 4, p1381-1396, 16p

Subject Terms: VARIATIONAL principles, SYSTEMS integrators, LOSSLESS data compression, INTEGRATORS, EQUATIONS of motion, ELECTRIC lines

MODIFIED VARIATIONAL ITERATION METHOD FOR HEAT EQUATION USING HE'S POLYNOMIALS.

Authors: MATINFAR, M. SAEIDY, M. RAEISI, Z.

Source: Bulletin of Mathematical Analysis & Applications; Sep2011, Vol. 3 Issue 2, p238-245, 8p

Subject Terms: MATHEMATICAL programming, NONLINEAR theories, HEAT equation, PARABOLIC differential equations, POLYNOMIALS

ADAPTIVE HAMILTONIAN VARIATIONAL INTEGRATORS AND APPLICATIONSq TO SYMPLECTIC ACCELERATED OPTIMIZATION.

Authors: DURUISSEAUX, VALENTIN SCHMITT, JEREMY LEOK, MELVIN

Source: SIAM Journal on Scientific Computing; 2021, Vol. 43 Issue 4, pA2949-A2980, 32p

Subject Terms: GENERATING functions, INTEGRATORS, COINTEGRATION

People: MILTON, John, 1608-1674