Suchergebnisse - "Harmonic analysis"

A time-causal and time-recursive analogue of the Gabor transform

Autoren: Lindeberg, Tony, Professor, 1964

Quelle: Covariant and invariant deep networks IEEE Transactions on Information Theory. 71(2):1450-1480

Schlagwörter: Time-frequency analysis, Gabor filter, Gabor transform, Time-causal, Time-recursive, Temporal scale, Scale covariance, Harmonic analysis, Signal processing, Datalogi, Computer Science

Dateibeschreibung: electronic

Zugangs-URL: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-356929
https://doi.org/10.1109/tit.2024.3507879

Isolated Grid-Forming Control of Wave Energy Converter for Island Electrification

Autoren: Ullah, Md Imran Hashfi, Tuanku Badzlin Döhler, Jéssica S. et al.

Quelle: StandUp IEEE Access. 13:50860-50875

Schlagwörter: Wave energy conversion, Renewable energy sources, Harmonic analysis, Energy storage, Electrification, Costs, Power quality, Electricity, Electric potential, Control systems, Wave energy, control system, island electrification, grid-forming, energy storage system control, harmonics mitigation

Dateibeschreibung: electronic

Zugangs-URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-554668
https://doi.org/10.1109/ACCESS.2025.3552820

[formula omitted]-modules on the basic affine space and large [formula omitted]-modules.

Autoren: Kitagawa, Masatoshi¹ (AUTHOR) m-kitagawa@imi.kyushu-u.ac.jp

Quelle: Journal of Algebra. Dec2025, Vol. 684, p176-212. 37p.

Schlagwörter: *HARMONIC analysis (Mathematics), *LIE groups, *AFFINE geometry, *MODULES (Algebra), *SEMISIMPLE Lie groups

Counting Rainbow Solutions of a Linear Equation over F p via Fourier-Analytic Methods.

Autoren: Soto, Francisco-Javier¹ (AUTHOR)

Quelle: Mathematics (2227-7390). Nov2025, Vol. 13 Issue 21, p3374. 9p.

Schlagwörter: *HARMONIC analysis (Mathematics), *FOURIER series, *MATHEMATICAL bounds, *MODULAR arithmetic, *LINEAR equations

Littlewood–Paley -Function Associated with the Polyaxial Operator.

Autoren: Haddad, M. Mastouri, M.

Quelle: Siberian Mathematical Journal. Nov2025, Vol. 66 Issue 6, p1509-1530. 22p.

Schlagwörter: *HARMONIC analysis (Mathematics), *SEMIGROUPS (Algebra), *FUNCTIONAL analysis, *MATHEMATICS, *OPERATOR equations

The metric for matrix degenerate Kato square root operators.

Autoren: Brocchi, Gianmarco Rosén, Andreas

Quelle: Revista Mathemática Iberoamericana. 2025, Vol. 41 Issue 6, p2085-2118. 34p.

Schlagwörter: *HARMONIC analysis (Mathematics), *BOUNDARY value problems, *MATHEMATICAL transformations, *RIEMANNIAN metric, *MATRICES (Mathematics), *ELLIPTIC differential equations

Harmonic order modeling and reduction of excitation winding induced EMF in five phase non-overlapped wound field flux switching machines.

Autoren: Yousuf, Muhammad Khan, Faisal

Quelle: Electrical Engineering. Oct2025, Vol. 107 Issue 10, p13887-13914. 28p.

Schlagwörter: *HARMONIC analysis (Mathematics), *ELECTROMOTIVE force, *APPLIED sciences, *ELECTRIC machinery, *ELECTROMAGNETS, *FINITE element method

Investigating spatiotemporal variation in tidal constituents along Bangladesh coast with harmonic analysis of high-resolution tidal data.

Autoren: Munim, Md. Abdul Mondal, M. Shahjahan Sakib, Md. Shadman et al.

Quelle: Coastal Engineering Journal. Sep2025, Vol. 67 Issue 3, p417-432. 16p.

Schlagwörter: *HARMONIC analysis (Mathematics), *SPATIO-temporal variation, *TIDAL currents, *COASTS, *APPLIED sciences

Geografische Kategorien: BANGLADESH

An Adaptive Multi-Task Gaussian Process Regression Approach for Harmonic Modeling of Aggregated Loads in High-Voltage Substations.

Autoren: Zheng, Jiahui Song, Kun Duan, Jiaqi et al.

Quelle: Energies (19961073). Sep2025, Vol. 18 Issue 17, p4670. 20p.

Schlagwörter: *HARMONIC analysis (Mathematics), *ELECTRICAL load, *MACHINE learning, *ELECTRIC substations, *FOURIER transforms, *KRIGING

On the Cauchy Problem for a Simplified Compressible Oldroyd–B Model Without Stress Diffusion.

Autoren: Dan, Yuanyuan Li, Feng Ma, Haitao et al.

Quelle: Mathematics (2227-7390). Aug2025, Vol. 13 Issue 16, p2589. 22p.

Schlagwörter: *CAUCHY problem, *HARMONIC analysis (Mathematics), *LITTLEWOOD-Paley theory, *FLUID dynamics, *STRAINS & stresses (Mechanics)

Uniformly consistent proportion estimation for composite hypotheses via integral equations: "the case of Gamma random variables".

Autoren: Chen, Xiongzhi¹ (AUTHOR) xiongzhi.chen@wsu.edu

Quelle: Annals of the Institute of Statistical Mathematics. Aug2025, Vol. 77 Issue 4, p649-684. 36p.

Schlagwörter: *INTEGRAL equations, *HARMONIC analysis (Mathematics), *CONTINUOUS functions, *HYPOTHESIS

Improving performance of ring-winding axial flux permanent magnet motor based on harmonic analysis approach.

Autoren: Bapiri, Mohammad Vahedi, Abolfazl

Quelle: Electrical Engineering. Aug2025, Vol. 107 Issue 8, p10647-10659. 13p.

Schlagwörter: *PERMANENT magnet motors, *HARMONIC analysis (Mathematics), *COMPUTER performance, *ELECTRIC motor design & construction, *TORQUE, *INDUSTRIAL productivity, *MAGNETIC flux

Weighted Lorentz Spaces, Variable Exponent Analysis, and Operator Extensions.

Autoren: Hashemi Sababe, Saeed Nikoufar, Ismail

Quelle: Axioms (2075-1680). Aug2025, Vol. 14 Issue 8, p562. 41p.

Schlagwörter: *LORENTZ spaces, *HARMONIC analysis (Mathematics), *OPERATOR theory, *MAXIMAL functions, *HARDY spaces, *OPERATOR equations, *MATHEMATICAL analysis

The nonlocal Harnack inequality for antisymmetric solutions: an approach via Bochner's relation and harmonic analysis.

Autoren: Dipierro, Serena Kwaśnicki, Mateusz Thompson, Jack et al.

Quelle: Communications in Partial Differential Equations. 2025, Vol. 50 Issue 8, p1074-1098. 25p.

Schlagwörter: *ELLIPTIC operators, *HARMONIC analysis (Mathematics), *FRACTIONAL calculus, *MATHEMATICAL functions, *BOCHNER'S theorem, *FOURIER transforms, *MATHEMATICAL inequalities

Analysis of Function Spaces Using the Fourier–Bessel Transform: Focus on Modulation Spaces.

Autoren: Selmi, B. Chouaya, O.

Quelle: Siberian Mathematical Journal. Jul2025, Vol. 66 Issue 4, p1063-1077. 15p.

Schlagwörter: *FUNCTION spaces, *HARMONIC analysis (Mathematics), *MATHEMATICAL transformations, *BESSEL functions, *MATHEMATICS theorems

Harmonic Aggregation Entropy: A Highly Discriminative Harmonic Feature Estimator for Time Series.

Autoren: Wang, Ye Yu, Zhentao Chi, Cheng et al.

Quelle: Entropy. Jul2025, Vol. 27 Issue 7, p738. 19p.

Schlagwörter: *HARMONIC analysis (Mathematics), *ENTROPY, *ENERGY consumption, *SIGNAL detection, *TIME series analysis, *INDUSTRIAL applications, *TIME-frequency analysis, *FEATURE extraction

Nonlocal coherent states in an infinite array of boson sites

Autoren: Sowa, A. P. Fransson, Jonas

Quelle: Physica A. 669

Schlagwörter: Quantum harmonic analysis, Number-theoretic methods in quantum physics

Dateibeschreibung: electronic

Zugangs-URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-556602
https://doi.org/10.1016/j.physa.2025.130606

Modeling and assessment of waveform distortion interaction at the railway grid side in low-frequency electrification systems

Autoren: Salles, Rafael S. Rönnberg, Sarah K.

Quelle: International Journal of Electrical Power & Energy Systems. 171

Schlagwörter: Guideway transportation, Harmonic analysis, Harmonic modeling, Harmonic resonance, High-frequency distortion, Power quality, Supraharmonics, Electric Power Engineering, Elkraftteknik

Dateibeschreibung: electronic

Zugangs-URL: https://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-111977
https://doi.org/10.1016/j.ijepes.2025.111039

Multiphase Machines: Stator and Rotor Inter-Plane Cross Saturation

Autoren: Falk Olson, Gustaf Wu, Yixuan Peretti, Luca, Universitetslektor et al.

Quelle: IEEE Access. 12:185250-185264

Schlagwörter: Rotors, Harmonic analysis, Saturation magnetization, Magnetic flux, Stators, Vectors, Stator windings, Windings, Toroidal magnetic fields, Mathematical models, Closed rotor slots, cross saturation, gamma model, harmonic plane decomposition, multiphase electric machines, parameter estimation, variable phase-pole machine, vector-space decomposition

Dateibeschreibung: print

Zugangs-URL: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-359485
https://doi.org/10.1109/ACCESS.2024.3507135

Coil Design for a Moving-Magnet Planar Motor Using the Stream-Function Method

Autoren: B. J. A. Kuijpers J. W. Jansen E. A. Lomonova

Quelle: IEEE Transactions on Magnetics. 61:1-5

Schlagwörter: Harmonic analysis, Constraint optimization, Coils, Planar motors

Zugangs-URL: https://research.tue.nl/en/publications/4b312894-d639-4f38-b96e-0ca04433323b
https://doi.org/10.1109/TMAG.2025.3541845