Search Results for author: Xin-long Luo

Found 7 papers, 1 papers with code

Continuation Newton methods with deflation techniques for global optimization problems

1 code implementation29 Jul 2021 Xin-long Luo, Hang Xiao, Sen Zhang

The global minimum point of an optimization problem is of interest in engineering fields and it is difficult to be found, especially for a nonconvex large-scale optimization problem.

Evolutionary Algorithms

Explicit continuation methods with L-BFGS updating formulas for linearly constrained optimization problems

no code implementations18 Jan 2021 Xin-long Luo, Jia-hui Lv, Hang Xiao

This paper considers an explicit continuation method with the trusty time-stepping scheme and the limited-memory BFGS (L-BFGS) updating formula (Eptctr) for the linearly constrained optimization problem.

Optimization and Control Numerical Analysis Dynamical Systems Numerical Analysis

Primal-dual path-following methods and the trust-region updating strategy for linear programming with noisy data

no code implementations13 Jun 2020 Xin-long Luo, Yi-yan Yao

Numerical results show that the new method is more robust than the other two methods for the rank-deficient problem with the small noise data.

Continuation Newton methods with the residual trust-region time-stepping scheme for nonlinear equations

no code implementations4 Jun 2020 Xin-long Luo, Hang Xiao, Jia-hui Lv

For nonlinear equations, the homotopy methods (continuation methods) are popular in engineering fields since their convergence regions are large and they are quite reliable to find a solution.

Numerical Analysis Numerical Analysis Dynamical Systems Optimization and Control

Improving Vertical Positioning Accuracy with the Weighted Multinomial Logistic Regression Classifier

no code implementations29 Apr 2020 Yi-yan Yao, Xin-long Luo

In this paper, a method of improving vertical positioning accuracy with the Global Positioning System (GPS) information and barometric pressure values is proposed.

regression

A Visual-inertial Navigation Method for High-Speed Unmanned Aerial Vehicles

no code implementations12 Feb 2020 Xin-long Luo, Jia-hui Lv, Geng Sun

This paper investigates the localization problem of high-speed high-altitude unmanned aerial vehicle (UAV) with a monocular camera and inertial navigation system.

Vocal Bursts Intensity Prediction

Symplectic Geometric Methods for Matrix Differential Equations Arising from Inertial Navigation Problems

no code implementations11 Feb 2020 Xin-long Luo, Geng Sun

This article explores some geometric and algebraic properties of the dynamical system which is represented by matrix differential equations arising from inertial navigation problems, such as the symplecticity and the orthogonality.

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