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A novel unified variational finite difference (VFD) solution method for optimal control problems
Published 2025-05-01“…To do so, the general form of quadratic performance index function and nonlinear state equations are considered first. Then, the idea of variational differential quadrature method is used to convert the integral/differential equations to the equivalent algebraic form. …”
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Evaluation and prediction of coal seam mining mode: Coefficient of Variation-TOPSIS and CNN-NGO methods
Published 2025-01-01“…This study explores and validates an integrated evaluation system that enhances the accuracy of predicting coal seam mining mode by comparing traditional evaluation methods with machine-learning techniques. …”
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Variations in Gut Microbiome Profiles Based on Different DNA Extraction Methods: A Comparative Study
Published 2024-01-01Get full text
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Enzyme sequence optimisation via Gromov-Wasserstein Autoencoders integrating MSA techniques
Published 2025-12-01“…This study proposes an innovative approach by utilising a variational autoencoder (VAE) model integrated with the Gromov-Wasserstein (GW) distance for enzyme sequence optimisation. …”
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Boundary integral equation methods for Lipschitz domains in linear elasticity
Published 2024-05-01“…A review of stable boundary integral equation methods for solving the Navier equation with either Dirichlet or Neumann boundary conditions in the exterior of a Lipschitz domain is presented. …”
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Robust adaptive non‐linear alignment algorithm for SINS/DVL integrated navigation system based on variational Bayesian
Published 2024-11-01“…To ensure the SINS/DVL alignment accuracy under non‐linear, non‐Gaussian and uncertain conditions, this paper proposed a robust adaptive unscented Kalman filter (UKF) based on Variational Bayesian (VB) method (VBRAUKF). The proposed VBRAUKF improves the adaptability and robustness of UKF from the following two main aspects. …”
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Robust Time-Series InSAR Deformation Monitoring by Integrating Variational Mode Decomposition and Gated Recurrent Units
Published 2025-01-01“…To address these issues, an integration method of variational mode decomposition and gated recurrent unit (VMD-GRU) is proposed in this study to enhance the robustness of continuous large-scale surface deformation monitoring. …”
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SOME PROPERTIES OF THE VARIATIONAL PROBLEMS OF OPTIMAL CONTROL OF CONSUMPTION
Published 2016-08-01“…ARTICLE RETRACTEDIn this paper we study the General patterns of models based on variational methods in various problems of optimal control of consumption: decisionmaking in the management of the household, as well as models of the economic dynamics of the Harrod–Domar and Solow. …”
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A Numerical Method Based on the Parametric Variational Principle for Simulating the Dynamic Behavior of the Pantograph-Catenary System
Published 2018-01-01“…Based on the finite element method (FEM), the parametric variational principle (PVP) is combined with a numerical time-domain integral method to simulate the dynamic behavior of the pantograph-catenary system. …”
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Methane Concentration Inversion Based on Multi-Feature Fusion and Stacking Integration
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Testing life-cycle assessment data quality with Benford’s law reveals geographic variation
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DESIGN OF EVACUATION EXITS IN ELLIPTICAL CORRIDOR TYPE BUILDINGS. CALCULATION ALGORITHM FOR WIDE CORRIDORS
Published 2025-06-01Subjects: Get full text
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Variational Iteration Method for Nonlinear Singular Two-Point Boundary Value Problems Arising in Human Physiology
Published 2013-01-01“…The variational iteration method is applied to solve a class of nonlinear singular boundary value problems that arise in physiology. …”
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The evaluation of a definite integral by the method of brackets illustrating its flexibility
Published 2025-06-01“…This article illustrates the method by evaluating an integral by several variations of the method. …”
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Integrating agent-based models and clustering methods for improving image segmentation
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Study on the displacement and stress variation of frozen curtain during excavation of subway cross passage
Published 2025-01-01“…Understanding the deformation behavior of the frozen curtain during excavation is crucial when employing artificial freezing methods in construction. This study uses indoor frozen soil experiments and numerical simulations to determine the compressive and flexural strengths of the frozen curtain, along with its displacement and stress variation patterns. …”
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Numerical Solutions of Advection Diffusion Equations Using Finite Element Method
Published 2023-04-01Get full text
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