Suchergebnisse - "gradient-based minimization algorithms"

Gradient-Based Algorithms With Intermediate Observations in Static and Differential Games

Autoren: Mohammad Safayet Hossain Marwan A. Simaan Zhihua Qu

Quelle: IEEE Access, Vol 13, Pp 2694-2704 (2025)

Schlagwörter: Static games, differential games, Electrical engineering. Electronics. Nuclear engineering, gradient-based minimization algorithms, Nash equilibrium, TK1-9971

Zugangs-URL: https://doaj.org/article/6c8cde1c1b7a436391b411375848ab50

Sparse Reconstruction Using Hyperbolic Tangent as Smooth l 1 -Norm Approximation.

Autoren: Haider, Hassaan Shah, Jawad Ali Kadir, Kushsairy et al.

Quelle: Computation; Jan2023, Vol. 11 Issue 1, p7, 21p

Schlagwörter: THRESHOLDING algorithms, CARDIAC magnetic resonance imaging, STANDARD deviations, TANGENT function, SIGNAL-to-noise ratio, HYPERBOLIC functions

A Gradient-Based Optimization Method Using the Koopman Operator.

Autoren: Hu, Mengqi Li, Bian Ma, Yi-An et al.

Quelle: SIAM Journal on Applied Dynamical Systems; 2025, Vol. 24 Issue 4, p2886-2915, 30p

Schlagwörter: DYNAMICAL systems, OPTIMIZATION algorithms, EIGENFUNCTIONS, NUMERICAL analysis, ORDINARY differential equations, OPERATOR functions, CRITICAL point theory

CoRRECT: A Deep Unfolding Framework for Motion-Corrected Quantitative R2* Mapping.

Autoren: Xu, Xiaojian Gan, Weijie Kothapalli, Satya V. V. N. et al.

Quelle: Journal of Mathematical Imaging & Vision; Apr2025, Vol. 67 Issue 2, p1-16, 16p

Assimilating ESA CCI land surface temperature into the ORCHIDEE land surface model: insights from a multi-site study across Europe.

Autoren: Olivera-Guerra, Luis-Enrique Ottlé, Catherine Raoult, Nina et al.

Quelle: Hydrology & Earth System Sciences; 2025, Vol. 29 Issue 1, p261-290, 30p

Schlagwörter: LAND surface temperature, DATA assimilation, SURFACE of the earth, STANDARD deviations, SURFACE energy

Improved analysis-error covariance matrix for high-dimensional variational inversions: application to source estimation using a 3D atmospheric transport model.

Autoren: Bousserez, N. Henze, D. K. Perkins, A. et al.

Quelle: Quarterly Journal of the Royal Meteorological Society; Jul2015, Vol. 141 Issue 690, p1906-1921, 16p

Schlagwörter: ATMOSPHERIC transport, COVARIANCE matrices, FINITE difference method, HESSIAN matrices, MONTE Carlo method

Digital Volume Correlation Including Rotational Degrees of Freedom during Minimization.

Autoren: Tait S. Smith Brian K. Bay Mark M. Rashid

Quelle: Experimental Mechanics; Sep2002, Vol. 42 Issue 3, p272-278, 7p

Schlagwörter: STRAINS & stresses (Mechanics), STRUCTURAL analysis (Engineering)

Supercomputer Simulations in Designing Medical Ultrasound Tomographic Imaging Devices.

Autoren: Goncharsky, A. V. Kubyshkin, V. A. Makan, I. I. et al.

Quelle: Lobachevskii Journal of Mathematics; Jul2024, Vol. 45 Issue 7, p3038-3050, 13p

Assimilating ESA-CCI Land Surface Temperature into the ORCHIDEE Land Surface Model: Insights from a multi-site study across Europe.

Autoren: Olivera-Guerra, Luis-Enrique Ottlé, Catherine Raoult, Nina et al.

Quelle: EGUsphere; 3/21/2024, p1-34, 34p

Schlagwörter: LAND surface temperature, SURFACE of the earth, ROOT-mean-squares, SURFACE energy, LAND use, ENERGY budget (Geophysics)

Firma/Körperschaft: EUROPEAN Space Agency

Modeling a domain wall network in BiFeO3 with stochastic geometry and entropy-based similarity measure.

Autoren: Cipollini, Davide Swierstra, Andele Schomaker, Lambert

Quelle: Frontiers in Materials; 2024, p1-12, 12p

Schlagwörter: STOCHASTIC geometry, SIMILARITY (Geometry), QUANTUM entropy, ENTROPY, INFORMATION dissemination, TESSELLATIONS (Mathematics), THIN films, CENTROIDAL Voronoi tessellations

People: VON Neumann, John, 1903-1957

Calibrated forecasts of quasi‐periodic climate processes with deep echo state networks and penalized quantile regression.

Autoren: Bonas, Matthew Wikle, Christopher K. Castruccio, Stefano

Quelle: Environmetrics; Feb2024, Vol. 35 Issue 1, p1-16, 16p

Schlagwörter: QUANTILE regression, FORECASTING, MACHINE learning, ECHO

CP² skyrmions and skyrmion crystals in realistic quantum magnets.

Autoren: Zhang, Hao Wang, Zhentao Dahlbom, David et al.

Quelle: Nature Communications; 6/19/2023, Vol. 14 Issue 1, p1-7, 7p

Schlagwörter: SKYRMIONS, MAGNETIC dipole moments, QUADRUPOLE moments, MAGNETS, MOMENTS method (Statistics), TRANSMISSION electron microscopy, PROJECTIVE spaces, SUPERCONDUCTING magnets

Unsupervised learning of representative local atomic arrangements in molecular dynamics data.

Autoren: Roncoroni, Fabrice Sanz-Matias, Ana Sundararaman, Siddharth et al.

Quelle: Physical Chemistry Chemical Physics (PCCP); 5/21/2023, Vol. 25 Issue 19, p13741-13754, 14p

Hypersingular shape sensitivity boundary integral equation for crack identification under harmonic elastodynamic excitation

Autoren: Rus, Guillermo Gallego, Rafael

Quelle: Computer Methods in Applied Mechanics & Engineering. May2007, Vol. 196 Issue 25-28, p2596-2618. 23p.

Schlagwörter: *INVERSE problems, *DIFFERENTIAL equations, *NUMERICAL analysis, *MATHEMATICAL optimization, *MATHEMATICAL analysis, *ANT algorithms, *BOUNDARY element methods, *STOCHASTIC convergence, *COMPUTER-aided engineering, *COMPUTER-aided design

Sparse Reconstruction Using Hyperbolic Tangent as Smooth l 1 -Norm Approximation

Autoren: Hassaan Haider Jawad Ali Shah Kushsairy Kadir et al.

Quelle: Computation, Vol 11, Iss 7, p 7 (2023)

Schlagwörter: compressed sensing, holography cardiac cine MRI, l 1 -norm smooth approximations, hyperbolic tangent function, soft thresholding, Electronic computers. Computer science, QA75.5-76.95

Relation: https://www.mdpi.com/2079-3197/11/1/7; https://doaj.org/toc/2079-3197; https://doaj.org/article/9fa426bf495045cca6769c8964d5abe6

Verfügbarkeit: https://doi.org/10.3390/computation11010007
https://doaj.org/article/9fa426bf495045cca6769c8964d5abe6

Artificial neural networks for solving elliptic differential equations with boundary layer.

Autoren: Yuan, Dongfang Liu, Wenhui Ge, Yongbin et al.

Quelle: Mathematical Methods in the Applied Sciences; 7/30/2022, Vol. 45 Issue 11, p6583-6598, 16p

Schlagwörter: ARTIFICIAL neural networks, TRANSPORT equation, BOUNDARY layer (Aerodynamics), ELLIPTIC differential equations, BOUNDARY layer equations

BAMresearch/ZrV2O7-PDF-Refinement: v1.0.0

Autoren: tomaszstawski

Relation: https://github.com/BAMresearch/ZrV2O7-PDF-Refinement/tree/v1.0.0; https://zenodo.org/communities/bam/; https://zenodo.org/records/15395753; oai:zenodo.org:15395753; https://doi.org/10.5281/zenodo.15395753

Verfügbarkeit: https://doi.org/10.5281/zenodo.15395753
https://zenodo.org/records/15395753

Physics‐Informed Machine Learning Method for Large‐Scale Data Assimilation Problems.

Autoren: Yeung, Yu‐Hong Barajas‐Solano, David A. Tartakovsky, Alexandre M.

Quelle: Water Resources Research; May2022, Vol. 58 Issue 5, p1-25, 25p

Schlagwörter: MACHINE learning, KALMAN filtering, STEADY-state flow, PARAMETER estimation, FLUX flow, PICKLES

Parametric Optimization of Thin-Walled 3D Beams with Perforation Based on Homogenization and Soft Computing.

Autoren: Gajewski, Tomasz Staszak, Natalia Garbowski, Tomasz

Quelle: Materials (1996-1944); Apr2022, Vol. 15 Issue 7, p2520-2520, 21p

Schlagwörter: SOFT computing, STRAINS & stresses (Mechanics), FINITE element method, ASYMPTOTIC homogenization, STRAIN energy, RADIAL basis functions, LAMINATED composite beams, WOODEN beams

A multi-scale high-order recursive filter approach for the sea ice concentration analysis.

Autoren: Yang, Lu Li, Dong Zhang, Xuefeng et al.

Quelle: Acta Oceanologica Sinica; Feb2022, Vol. 41 Issue 2, p103-115, 13p