Výsledky vyhledávání - "Steepest-descent method"

A Saturation Model Based on a Simplified Equivalent Magnetic Circuit for Permanent Magnet Machines

Autoři: Lelli F. Hinkkanen M. Capponi F. G. a další

Přispěvatelé: Lelli F. Hinkkanen M. Capponi F. G. a další

Zdroj: 2024 International Conference on Electrical Machines (ICEM). :1-7

Témata: Equivalent magnetic circuit, Mathematical models, Saturation magnetization, Permanent magnets, Permanent magnet machines, equivalent magnetic circuit, magnetic saturation model, permanent magnet synchronous reluctance machine, steepest descent method, steepest descent method, Ribs, nonlinear fitting, Integrated circuit modeling, Parameter estimation, Fitting, Magnetic circuits, permanent magnet synchronous reluctance machine, Reluctance machines, magnetic saturation model

Popis souboru: application/pdf

Přístupová URL adresa: https://aaltodoc.aalto.fi/handle/123456789/131421

Refined Minimization of Trapezoidal Fuzzy Quadratic Function: A Fuzzy-Parametric Steepest Descent

Autoři: Shalini K Tharasi Dilleswar Rao

Zdroj: Fuzzy Information and Engineering, Vol 17, Iss 2, Pp 154-176 (2025)

Témata: non-linear fuzzy function, quadratic fuzzy function, parametric form, trapezoidal fuzzy number, steepest descent method, optimal solutions, Engineering (General). Civil engineering (General), TA1-2040, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://www.sciopen.com/article/10.26599/FIE.2025.9270057; https://doaj.org/toc/1616-8658; https://doaj.org/toc/1616-8666

Přístupová URL adresa: https://doaj.org/article/7ea5cc4cffdf492e8299abf1beb6ae5c

On Application of Improved Steepest Descent Method (ISDM) Algorithm to Determine the Optimal Control and Trajectories of Continuous-Time Linear Quadratic Regulator Problems (CLQRP)

Autoři: Adebayo Kayode James Alabi Taiye John Adisa Isaac Olabisi a další

Témata: Continuous-Time Quadratic Linear Regulator Problem, Optimal Control, Improved Steepest Descent Method

The steepest descent method for fuzzy optimization problems under granular differentiability

Autoři: Shexiang Hai Liang He

Zdroj: AIMS Mathematics, Vol 10, Iss 4, Pp 10163-10186 (2025)

Témata: fuzzy optimization, granular differentiability, efficient solution, steepest descent method, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://doaj.org/toc/2473-6988

Přístupová URL adresa: https://doaj.org/article/09897c37ce33477ead67740a03b601b2

On the Generalized Essential Matrix Correction: An Efficient Solution to the Problem and Its Applications

Autoři: Dos Santos Miraldo, Pedro Cardoso, Joao R.

Zdroj: Journal of Mathematical Imaging and Vision. 62(8):1107-1120

Témata: General camera models, Generalized essential matrix, Orthogonal constraints, Pose estimation, Steepest descent type, Constrained optimization, Steepest descent method, Computational effort, Essential matrix, General optimizations, ITS applications, Nonlinear constrained optimization problems, Optimization method, Synthetic and real data, Matrix algebra

Popis souboru: print

Přístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-288085
https://doi.org/10.1007/s10851-020-00961-w

Soliton resolution for the modified short pulse equation with the weighted Sobolev initial data

Autoři: Feiying Yan Jia Wang Yihao Li a další

Zdroj: Analysis and Applications. 23:401-446

Témata: Inverse spectral and scattering methods for infinite-dimensional Hamiltonian and Lagrangian systems, Asymptotic approximations, asymptotic expansions (steepest descent, etc.), \(\partial\)-steepest descent method, Asymptotic behavior of solutions to PDEs, Lasers, masers, optical bistability, nonlinear optics, modified short pulse equation, 01 natural sciences, Asymptotic expansions of solutions to PDEs, Lie-Bäcklund and other transformations for infinite-dimensional Hamiltonian and Lagrangian systems, Soliton solutions, soliton resolution, Riemann-Hilbert problems in context of PDEs, long-time asymptotics, 0101 mathematics

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/8018132
https://doi.org/10.1142/s0219530524500349

Long-time asymptotic behavior for the Hermitian symmetric space derivative nonlinear Schrödinger equation

Autoři: Chen, Mingming Geng, Xianguo Liu, Huan

Zdroj: Advanced Nonlinear Studies, Vol 24, Iss 4, Pp 819-856 (2024)

Témata: hermitian symmetric space derivative nonlinear schrödinger equation, 35b40, nonlinear steepest descent method, 01 natural sciences, 35q55, Sonstiges, riemann–hilbert problem, Mathematik, 0103 physical sciences, QA1-939, long-time asymptotics, 0101 mathematics, 35q15, Mathematics

Popis souboru: image/jpeg; application/pdf

Přístupová URL adresa: https://doaj.org/article/39314a738ee64358ae7c7b2a37cf79a3

Transient Waves in Linear Dispersive Media with Dissipation: An Approach Based on the Steepest Descent Path

Autoři: Francesco Mainardi Andrea Mentrelli Juan Luis González-Santander

Zdroj: Mathematics, Vol 13, Iss 21, p 3418 (2025)

Témata: transient waves in linear viscoelasticity, Klein-Gordon equation with dissipation, steepest descent method, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://www.mdpi.com/2227-7390/13/21/3418; https://doaj.org/toc/2227-7390

Přístupová URL adresa: https://doaj.org/article/1dda4543ef874007ac3536044c385451

Real-Time TECS Gain Tuning Using Steepest Descent Method for Post-Transition Stability in Unmanned Tilt-Rotor eVTOLs

Autoři: Choonghyun Lee Ngoc Phi Nguyen Sangjun Bae a další

Zdroj: Drones, Vol 9, Iss 6, p 414 (2025)

Témata: tilt-rotor eVTOL, TECS, adaptive gain tuning, steepest descent method, post-transition stability, urban air mobility (UAM), Motor vehicles. Aeronautics. Astronautics, TL1-4050

Popis souboru: electronic resource

Relation: https://www.mdpi.com/2504-446X/9/6/414; https://doaj.org/toc/2504-446X

Přístupová URL adresa: https://doaj.org/article/74b4a079244444c6ab8b7b3638e45adb

An analysis of the steepest descent method to efficiently compute the three-dimensional acoustic single-layer operator in the high-frequency regime

Autoři: Gasperini, D. Beise, H.-P. Schroeder, U. a další

Zdroj: IMA Journal of Numerical Analysis. 43:1831-1854

Témata: Acoustic single layers, Integral operators, Applied Mathematics, Physique, chimie, mathématiques & sciences de la terre, steepest descent method, high-frequency scattering, 01 natural sciences, High frequency HF, Computational Mathematics, Mathématiques, Physical, chemical, mathematical & earth Sciences, Steepest-descent method, Frequency regimes, High-frequency scattering, Cauchy integral theorems, Wave numbers, Highly oscillatory integrals, Mathematics (all), highly oscillatory integrals, 0101 mathematics, acoustic single-layer integral operator, Mathematics, Acoustic single-layer integral operator

Přístupová URL adresa: https://hdl.handle.net/2268/324770
https://doi.org/10.1093/imanum/drac038

Steepest descent method versus characteristics method ; Méthode du col ou Méthode des caractéristiques

Autoři: Cirier, Guy Laboratoire de Probabilités, Statistique et Modélisation (LPSM (UMR_8001)) Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité)

Přispěvatelé: Cirier, Guy Laboratoire de Probabilités, Statistique et Modélisation (LPSM (UMR_8001)) Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Université Paris Cité (UPCité)

Zdroj: https://hal.science/hal-05131977 ; 2025.

Témata: Steepest descent method, method of characteristics, equation eikonal, equation of transport, math.AP - Analysis of PDEs, [MATH]Mathematics [math]

Dostupnost: https://hal.science/hal-05131977
https://hal.science/hal-05131977v1/document
https://hal.science/hal-05131977v1/file/caracteristiques.pdf

Asymptotic estimates for the wave functions of the Dirac-Coulomb operator and applications

Autoři: Cacciafesta, Federico Séré, Éric Zhang, Junyong

Zdroj: Communications in Partial Differential Equations. 48:355-385

Témata: Dirac-Coulomb equation, steepest descent method, FOS: Physical sciences, Mathematical Physics (math-ph), Analyse, 01 natural sciences, Strichartz estimates, Mathematics - Analysis of PDEs, 35Q41, FOS: Mathematics, 0101 mathematics, Mathematical Physics, Analysis of PDEs (math.AP)

Popis souboru: application/pdf

Přístupová URL adresa: http://arxiv.org/abs/2101.07185

Oscillatory integrals with uniformity in parameters

Autoři: KIRAL, Eren Mehmet PETROW, Ian YOUNG, Matthew P.

Zdroj: Journal de Théorie des Nombres de Bordeaux, 2019 Jan 01. 31(1), 145-159.

Přístupová URL adresa: https://www.jstor.org/stable/26730890

Interseismic slip distribution and locking characteristics of the mid-southern segment of the Tanlu fault zone

Autoři: Shuyuan Yu Layue Li Jiaji Luo a další

Zdroj: Earthquake Research Advances, Vol 4, Iss 3, Pp 100307- (2024)

Témata: Tanlu fault, Middle–southern segment, GPS velocity field, Inter-seismic slip, Fault couping, Steepest descent method, Geophysics. Cosmic physics, QC801-809, Dynamic and structural geology, QE500-639.5

Popis souboru: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S2772467024000332; https://doaj.org/toc/2772-4670

Přístupová URL adresa: https://doaj.org/article/a15e0fea268441c88d43d03f4ef53a2c

Parameter Estimation for Line Impedance in Distribution Network Based on μPMU Data

Autoři: Zitong ZHANG Qun ZHOU Yulin DIAN a další

Zdroj: Zhongguo dianli, Vol 56, Iss 8, Pp 157-165 (2023)

Témata: low voltage distribution network, power line parameters, multi-objective optimization, micro-phasor measurement unit, steepest descent method, Electricity, QC501-721, Production of electric energy or power. Powerplants. Central stations, TK1001-1841

Popis souboru: electronic resource

Relation: https://www.electricpower.com.cn/CN/10.11930/j.issn.1004-9649.202212097; https://doaj.org/toc/1004-9649

Přístupová URL adresa: https://doaj.org/article/2b8382e1aee744c7b7c7622bf69324ad

Recurrence Coefficients for Orthogonal Polynomials with a Logarithmic Weight Function

Autoři: Deift, Percy Piorkowski, Mateusz

Zdroj: Symmetry, Integrability and Geometry: Methods and Applications.

Témata: RIEMANN-HILBERT PROBLEMS, Science & Technology, recurrence coefficients, 0105 Mathematical Physics, Physics, Riemann-Hilbert problems, steepest descent method, STRONG ASYMPTOTICS, 42C05, 34M50, 45E05, 45M05, 01 natural sciences, 0101 Pure Mathematics, Physics, Mathematical, Mathematics - Classical Analysis and ODEs, 0102 Applied Mathematics, Physical Sciences, 4904 Pure mathematics, 0103 physical sciences, Classical Analysis and ODEs (math.CA), FOS: Mathematics, UNIVERSALITY, 4901 Applied mathematics, RESPECT, 0101 mathematics, orthogonal polynomials, Mathematics

Přístupová URL adresa: http://arxiv.org/abs/2307.09277
https://lirias.kuleuven.be/handle/20.500.12942/736790
https://doi.org/10.3842/sigma.2024.004

LONG-TIME ASYMPTOTIC BEHAVIOR FOR THE GERDJIKOV-IVANOV TYPE OF DERIVATIVE NONLINEAR SCHRÖDINGER EQUATION WITH TIME-PERIODIC BOUNDARY CONDITION

Autoři: TIAN, SHOU-FU ZHANG, TIAN-TIAN

Zdroj: Proceedings of the American Mathematical Society, 2018 Apr 01. 146(4), 1713-1729.

Přístupová URL adresa: https://www.jstor.org/stable/90019063

Igusa’s Local Zeta Functions and Exponential Sums for Arithmetically Non Degenerate Polynomials

Autoři: ALBARRACÍN-MANTILLA, Adriana A. LEÓN-CARDENAL, Edwin

Zdroj: Journal de Théorie des Nombres de Bordeaux, 2018 Jan 01. 30(1), 331-354.

Přístupová URL adresa: https://www.jstor.org/stable/26430489

Fast computation of highly oscillatory Bessel transforms

Autoři: Guidong Liu Zhenhua Xu

Zdroj: Results in Applied Mathematics, Vol 21, Iss , Pp 100429- (2024)

Témata: Bessel transform, Highly oscillatory integrals, Steepest descent method, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S2590037423000754; https://doaj.org/toc/2590-0374

Přístupová URL adresa: https://doaj.org/article/f32da2b5454c4d3f987ff33c5b8bbf48

Numerical evaluation of oscillatory integrals via automated steepest descent contour deformation

Autoři: Gibbs, A Hewett, DP Huybrechs, D

Zdroj: Journal of Computational Physics , 501 , Article 112787. (2024)

Témata: Oscillatory quadrature, Numerical steepest descent method, Saddle point method, Integrals with coalescing saddles

Popis souboru: text

Relation: https://discovery.ucl.ac.uk/id/eprint/10186638/

Dostupnost: https://discovery.ucl.ac.uk/id/eprint/10186638/1/1-s2.0-S0021999124000366-main.pdf
https://discovery.ucl.ac.uk/id/eprint/10186638/