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   Articles with "descent method" as a keyword



Optimal distributed generation allocation in unbalanced radial distribution networks via empirical discrete metaheuristic and steepest descent method

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recommendations! 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
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Restarting the accelerated coordinate descent method with a rough strong convexity estimate

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recommendations! 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

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recommendations! 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

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recommendations! 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

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recommendations! 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

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recommendations! 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

Steepest descent method for uncertain multiobjective optimization problems under finite uncertainty set

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recommendations! Published in 2024 at "Applicable Analysis"

DOI: 10.1080/00036811.2024.2426219

Abstract: In this paper, a steepest descent method is developed for the robust counterpart of uncertain multiobjective optimization problems under finite uncertainty. The robust counterpart under consideration is the minimum of objective wise worst case, which… read more here.

Keywords: multiobjective optimization; method; descent method; steepest descent ... See more keywords

Accelerated hybrid viscosity and steepest-descent method for proximal split feasibility problems

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recommendations! 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*

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recommendations! 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

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recommendations! 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

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recommendations! 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