Výsledky vyhľadávania - "MATRIX exponential"

Cross‐Sectional Matrix Exponential Spatial Models: A Comprehensive Review and Some New Results.

Autori: Yang, Ye Doğan, Osman Taşpınar, Suleyman a ďalší

Zdroj: Journal of Economic Surveys. Dec2025, Vol. 39 Issue 5, p2057-2087. 31p.

Predmety: *QUANTITATIVE research, *ESTIMATION theory, *MONTE Carlo method, MATRIX exponential, CROSS-sectional method, SPATIAL analysis (Statistics), STATISTICAL models, HETEROSCEDASTICITY

An M-estimation and inference approach for matrix exponential unbalanced panel data models.

Autori: Yang, Ye Doğan, Osman Taşpınar, Süleyman

Zdroj: Spatial Economic Analysis. Oct2025, p1-22. 22p.

Predmety: *STATISTICAL correlation, MATRIX exponential, FIXED effects model, GENERALIZED estimating equations, COVARIANCE matrices, PANEL analysis, DEPENDENCE (Statistics)

Parallel Transport on Matrix Manifolds and Exponential Action.

Autori: Nguyen, Du Sommer, Stefan

Zdroj: SIAM Journal on Matrix Analysis & Applications. 2025, Vol. 46 Issue 4, p2360-2394. 35p.

Predmety: LIE groups, MATRIX exponential, RIEMANNIAN metric, GEODESIC spaces, GEODESICS, GEODESIC flows

Direct Givens rotation method based on error back-propagation algorithm for self-consistent field solution.

Autori: Oshima, Rei Nakai, Hiromi

Zdroj: Journal of Chemical Physics. 1/7/2025, Vol. 162 Issue 1, p1-13. 13p.

Predmety: *MATRIX exponential, *MOLECULAR orbitals, *DENSITY functional theory, *UNITARY transformations, *TAYLOR'S series

Exact closed-form expressions for unitary spin-adapted fermionic singlet double excitation operators.

Autori: Kjellgren, Erik Rosendahl Ziems, Karl Michael Reinholdt, Peter a ďalší

Zdroj: Journal of Chemical Physics; 10/7/2025, Vol. 163 Issue 13, p1-7, 7p

Predmety: FERMIONS, STOCHASTIC convergence, MATRIX exponential, ELECTRON spin, QUANTUM theory

Finding an NARE whose minimal nonnegative solution represents first-passage increments in two-dimensional Markov modulated Brownian motion.

Autori: Ryu, Jeeho Hong, Sungchul Ahn, Soohan

Zdroj: Stochastic Models. Aug2025, p1-38. 38p.

Predmety: *STOCHASTIC processes, RICCATI equation, MATRIX exponential, PHASE space, STIELTJES transform, WIENER processes

Fast parallel transient electromagnetic modelling using a uniform-in-time approximation to the exponential.

Autori: Börner, Ralph-Uwe Güttel, Stefan

Zdroj: Geophysical Journal International. Oct2025, Vol. 243 Issue 1, p1-12. 12p.

Predmety: *COMPUTATIONAL electromagnetics, *MATRIX exponential, *ELECTRIC transients, *ELECTROMAGNETIC theory, *INVERSE problems

The Stability of the Multivariate Geometric Brownian Motion as a Bilinear Matrix Inequality Problem.

Autori: Barrera, Gerardo Bjarkason, Eyleifur Hafstein, Sigurdur

Zdroj: SIAM Journal on Applied Dynamical Systems. 2025, Vol. 24 Issue 2, p1251-1288. 38p.

Predmety: LINEAR matrix inequalities, MATRIX exponential, HARMONIC oscillators, MATRIX inequalities, EXPONENTIAL stability, BROWNIAN motion

Generalized spatial matrix specifications.

Autori: Leorato, Samantha Martinelli, Andrea

Zdroj: Econometric Reviews. 2025, Vol. 44 Issue 5, p649-672. 24p.

Predmety: *DISTRIBUTION (Probability theory), MATRIX exponential, MAXIMUM likelihood statistics, MATRIX functions, POWER series

一种基于 Hoey 序列的 8 环 QC-LDPC 码构造方法.

Alternate Title: A Construction Method of Girth-8 QC-LDPC Codes Based on Hoey Sequence.

Autori: 袁建国 宋万闯

Zdroj: Telecommunication Engineering. 5/28/2025, Vol. 65 Issue 5, p793-799. 7p.

Predmety: *PROBLEM solving, MATRIX exponential, COMPARATIVE literature, MATRICES (Mathematics)

On the Observability and Controllability of Linear Fractional Quantum Control Systems.

Autori: Sadek, Lakhlifa Chablaoui, Said Toukmati, Ahmed a ďalší

Zdroj: Mathematical Methods in the Applied Sciences. 7/30/2025, Vol. 48 Issue 11, p10978-10990. 13p.

Predmety: *MATRIX exponential

Avoiding matrix exponentials for large transition rate matrices.

Autori: Pessoa, Pedro Schweiger, Max Pressé, Steve

Zdroj: Journal of Chemical Physics. 3/7/2024, Vol. 160 Issue 9, p1-15. 15p.

Predmety: *MATRIX exponential, *KRYLOV subspace, *MATRICES (Mathematics), *JUMP processes, *MARKOV processes

MIXED-PRECISION PATERSON-STOCKMEYER METHOD FOR EVALUATING POLYNOMIALS OF MATRICES.

Zdroj: SIAM Journal on Matrix Analysis & Applications. 2025, Vol. 46 Issue 1, p811-835. 25p.

Predmety: NUMERICAL solutions for linear algebra, MATRIX exponential, MATRIX multiplications, MATRIX norms, GROUP algebras

EFFICIENT SCALING AND SQUARING METHOD FOR THE MATRIX EXPONENTIAL.

Zdroj: SIAM Journal on Matrix Analysis & Applications. 2025, Vol. 46 Issue 1, p74-93. 20p.

Predmety: MATRIX exponential, APPLIED mathematics, RIGID body mechanics, MATRIX multiplications, MATRIX norms, THETA functions

Gradient flow-based modularity maximization for community detection in multiplex networks.

Autori: Bergermann, Kai Stoll, Martin

Zdroj: Philosophical Transactions of the Royal Society A: Mathematical, Physical & Engineering Sciences. 6/5/2025, Vol. 383 Issue 2298, p1-24. 24p.

Predmety: *MATRIX exponential, *ORDINARY differential equations, *PARTIAL differential equations, *DIFFERENTIAL operators, *LINEAR operators

A non-linear representation of general scalar extensions of the Standard Model for HEFT matching.

Autori: Song, Huayang Wan, Xia

Zdroj: Journal of High Energy Physics. Jun2025, Vol. 2025 Issue 6, p1-25. 25p.

Predmety: *MATRIX exponential, *PAULI matrices, *MODELS & modelmaking, *ROTATIONAL motion

A complete pair of solvents of a quadratic matrix pencil.

Autori: Kurbatov, V. G. Kurbatova, I. V.

Zdroj: Proyecciones - Journal of Mathematics. Apr2025, Vol. 44 Issue 2, p365-389. 25p.

Predmety: *MATRIX exponential, *MATRIX pencils, *INITIAL value problems, *COMPLEX matrices, *DIFFERENTIAL equations

Geografický termín: JORDAN

Mixed Matrix Completion in Complex Survey Sampling under Heterogeneous Missingness.

Autori: Mao, Xiaojun Wang, Hengfang Wang, Zhonglei a ďalší

Zdroj: Journal of Computational & Graphical Statistics. Oct-Dec2024, Vol. 33 Issue 4, p1320-1328. 9p.

Predmety: *DISTRIBUTION (Probability theory), MATRIX exponential, NATIONAL Health & Nutrition Examination Survey, COMPLEX matrices, SAMPLE size (Statistics), LOGISTIC regression analysis

A Low-Memory Lanczos Method with Rational Krylov Compression for Matrix Functions: A low-memory Lanczos method with rational Krylov compression for matrix functions

Autori: Angelo A. Casulli Igor Simunec

Zdroj: SIAM Journal on Scientific Computing. 47:A1358-A1382

Predmety: Numerical computation of matrix exponential and similar matrix functions, Computational methods for sparse matrices, matrix function, 65F60, 65F50, Mathematics - Numerical Analysis, rational Krylov, low memory

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2403.04390

An improved Tikhonov regularization method combined with the exponential filter function.

Autori: Zeng, Xiaoniu Liu, Tianyou Tan, Xiaofeng a ďalší

Zdroj: Journal of Computational Methods in Sciences & Engineering. Mar2025, Vol. 25 Issue 2, p1114-1122. 9p.

Predmety: *MATRIX exponential, *EXPONENTIAL functions, *TIKHONOV regularization