Optimal distributed generation allocation in unbalanced radial distribution networks via empirical discrete metaheuristic and steepest descent method
Sign Up to like & getrecommendations! Published in 2020 at "Electrical Engineering"
DOI: 10.1007/s00202-020-01106-3
Abstract: Loss minimization and voltage improvement through distributed generation (DG) planning is a well-established problem. However, a careful review of the literature shows that there is still room for the development of efficient algorithms for this… read more here.
Keywords: distributed generation; allocation; steepest descent; descent method ... See more keywords
Restarting the accelerated coordinate descent method with a rough strong convexity estimate
Sign Up to like & getrecommendations! Published in 2020 at "Computational Optimization and Applications"
DOI: 10.1007/s10589-019-00137-2
Abstract: We propose new restarting strategies for the accelerated coordinate descent method. Our main contribution is to show that for a well chosen sequence of restarting times, the restarted method has a nearly geometric rate of… read more here.
Keywords: coordinate descent; restarting accelerated; method; accelerated coordinate ... See more keywords
Convergence Rate of Descent Method with New Inexact Line-Search on Riemannian Manifolds
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Optimization Theory and Applications"
DOI: 10.1007/s10957-018-1390-6
Abstract: In this paper, we propose the descent method with new inexact line-search for unconstrained optimization problems on Riemannian manifolds. The global convergence of the proposed method is established under some appropriate assumptions. We further analyze… read more here.
Keywords: method new; convergence rate; descent method; convergence ... See more keywords
On perturbed hybrid steepest descent method with minimization or superiorization for subdifferentiable functions
Sign Up to like & getrecommendations! Published in 2019 at "Numerical Algorithms"
DOI: 10.1007/s11075-019-00818-3
Abstract: For finding the minimum value of differentiable functions over a nonempty closed convex subset of a Hilbert space, the hybrid steepest descent method (HSDM) can be applied. In this work, we study perturbed algorithms in… read more here.
Keywords: steepest descent; subdifferentiable functions; hybrid steepest; superiorization ... See more keywords
Stochastic mirror descent method for distributed multi-agent optimization
Sign Up to like & getrecommendations! Published in 2018 at "Optimization Letters"
DOI: 10.1007/s11590-016-1071-z
Abstract: This paper considers a distributed optimization problem encountered in a time-varying multi-agent network, where each agent has local access to its convex objective function, and cooperatively minimizes a sum of convex objective functions of the… read more here.
Keywords: mirror descent; optimization; descent method; multi agent ... See more keywords
Thermal performance analysis and experimental study of high-speed motorized spindle based on the gradient descent method
Sign Up to like & getrecommendations! Published in 2021 at "Case Studies in Thermal Engineering"
DOI: 10.1016/j.csite.2021.101056
Abstract: Abstract The high-speed motorized spindle is the core component of high-speed and high-precision machining, and its compact structure leads to internal heat accumulation and thermal deformation. Therefore, it is of great significance to control the… read more here.
Keywords: speed motorized; descent method; gradient descent; motorized spindle ... See more keywords
Accelerated hybrid viscosity and steepest-descent method for proximal split feasibility problems
Sign Up to like & getrecommendations! Published in 2018 at "Optimization"
DOI: 10.1080/02331934.2017.1405955
Abstract: Abstract The purpose of this paper is to present an accelerated hybrid viscosity and steepest-descent method for solving proximal split feasibility problems (if solutions exist) in real Hilbert spaces. We obtain strong convergence of the… read more here.
Keywords: steepest descent; hybrid viscosity; method; accelerated hybrid ... See more keywords
Fejér-monotone hybrid steepest descent method for affinely constrained and composite convex minimization tasks*
Sign Up to like & getrecommendations! Published in 2018 at "Optimization"
DOI: 10.1080/02331934.2018.1505885
Abstract: ABSTRACT This paper introduces the Fejér-monotone hybrid steepest descent method (FM-HSDM), a new member to the HSDM family of algorithms, for solving affinely constrained minimization tasks in real Hilbert spaces, where convex smooth and non-smooth… read more here.
Keywords: steepest descent; hybrid steepest; fej monotone; method ... See more keywords
A Family of Adaptive Position Estimators for PMSM Using the Gradient Descent Method
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"
DOI: 10.1109/jestpe.2021.3065211
Abstract: This article presents an evaluation of a family of adaptive position estimators (APEs) for anisotropy-based self-sensing control (SSC) of permanent magnet synchronous machine (PMSM). The APEs use the gradient descent method (GDM) to minimize a… read more here.
Keywords: family adaptive; descent method; adaptive position; position estimators ... See more keywords
A Robust Inversion of Induction Logging Responses in Anisotropic Formation Based on Supervised Descent Method
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2021.3078756
Abstract: In this letter, a novel inversion scheme based on the supervised descent method (SDM) for the logging responses interpretation of anisotropic formations is proposed. The inversion scheme combines the characteristics of traditional gradient-based methods and… read more here.
Keywords: logging responses; descent; inversion; descent method ... See more keywords
3-D Model-Based Inversion Using Supervised Descent Method for Aspect-Limited Microwave Data of Metallic Targets
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2021.3078542
Abstract: In this work, we apply the supervised descent method (SDM) to 3-D limited data inversion. In the measurement of the far field, the scattered field in 3-D measurement is small in magnitude and easily polluted… read more here.
Keywords: inversion; descent method; based inversion; metallic targets ... See more keywords