Found 1,242 Documents (Results 1–100)
A low-cost optimization approach for solving minimum norm linear systems and linear least-squares problems. (English) Zbl 07924441
Developing a new conjugate gradient algorithm with the benefit of some desirable properties of the Newton algorithm for unconstrained optimization. (English) Zbl 07922850
A non-monotone trust-region method with noisy oracles and additional sampling. (English) Zbl 07914769
An efficient projection algorithm for large-scale system of monotone nonlinear equations with applications in signal recovery. (English) Zbl 07901716
Homogeneous models of Bianchi type-II with anisotropic dark energy in modified scalecovariant theory of gravitation. (English) Zbl 07900756
Two classes of spectral three-term derivative-free method for solving nonlinear equations with application. (English) Zbl 07891511
Linear canonical Bessel operator and wavelet packet. (English) Zbl 1542.42001
Reviewer: Igor Novikov (Voronezh)
A fast temporal decomposition procedure for long-horizon nonlinear dynamic programming. (English) Zbl 07872326
An accelerated conjugate gradient method with adaptive two-parameter with applications in image restoration. (English) Zbl 07853471
Dispersive decay bound of small data solutions to higher order KdV-type equations with low order nonlinearity. (English) Zbl 1537.35315
Fractional order nonlocal thermistor boundary value problem on time scales. (English) Zbl 1542.34006
Non-equilibrium multi-scale analysis and coexistence in competing first passage percolation. (English) Zbl 1543.60113
Reviewer: Artem Sapozhnikov (Leipzig)
A class of CG algorithms overcoming jamming of the iterative solving process and its application in image restoration. (English) Zbl 1536.94001
Dynamic event-triggered fuzzy control for nonlinear singular semi-Markovian jump systems via state decomposition approach. (English) Zbl 07832814
A series expansion formula of the scale matrix with applications in CUSUM analysis. (English) Zbl 1532.60094
Descent properties of an Anderson accelerated gradient method with restarting. (English) Zbl 1536.90215
An accelerated descent CG algorithm with clustering the eigenvalues for large-scale nonconvex unconstrained optimization and its application in image restoration problems. (English) Zbl 1522.65101
A nonsmooth exact penalty method for equality-constrained optimization: complexity and implementation. arXiv:2410.02188
Preprint, arXiv:2410.02188 [math.OC] (2024).
A Single-Loop Stochastic Proximal Quasi-Newton Method for Large-Scale Nonsmooth Convex Optimization. arXiv:2409.16971
Preprint, arXiv:2409.16971 [math.OC] (2024).
A structured L-BFGS method with diagonal scaling and its application to image registration. arXiv:2405.19834
Preprint, arXiv:2405.19834 [math.OC] (2024).
A globalization of L-BFGS and the Barzilai-Borwein method for nonconvex unconstrained optimization. arXiv:2401.03805
Preprint, arXiv:2401.03805 [math.OC] (2024).
Some improved Dai-Yuan conjugate gradient methods for large-scale unconstrained optimization problems. (English) Zbl 1541.65037
Riemann-Stieltjes integrability of finite discontinuous functions on time scales. (English) Zbl 07832045
Numerical analysis of shortest queue problem for time-scale queueing system with a small parameter. (English) Zbl 1533.60163
Dudin, Alexander (ed.) et al., Information technologies and mathematical modelling. Queueing theory and applications. 21st international conference, ITMM 2022, Karshi, Uzbekistan, October 25–29, 2022. Revised selected papers. Cham: Springer. Commun. Comput. Inf. Sci. 1803, 16-28 (2023).
A hybrid conjugate gradient algorithm for nonconvex functions and its applications in image restoration problems. (English) Zbl 07802575
A nonmonotone ADMM-based diagonal quasi-Newton update with application to the compressive sensing problem. (English) Zbl 1529.90084
Weighted dynamic estimates for convex and subharmonic functions on time scales. (English) Zbl 1538.26048
Large-scale nonconvex optimization: randomization, gap estimation, and numerical resolution. (English) Zbl 1528.90151
Connection intervals in multi-scale infrastructure-augmented dynamic networks. (English) Zbl 1535.60150
Inexact free derivative quasi-Newton method for large-scale nonlinear system of equations. (English) Zbl 07751244
A modified conjugate gradient parameter via hybridization approach for solving large-scale systems of nonlinear equations. (English) Zbl 1520.65042
Regularization of limited memory quasi-Newton methods for large-scale nonconvex minimization. (English) Zbl 1522.90265
A new hybrid conjugate gradient algorithm based on the Newton direction to solve unconstrained optimization problems. (English) Zbl 1518.90047
A family of the modified three-term Hestenes-Stiefel conjugate gradient method with sufficient descent and conjugacy conditions. (English) Zbl 1522.90266
Hessian averaging in stochastic Newton methods achieves superlinear convergence. (English) Zbl 1532.90077
An inexact projected gradient method with rounding and lifting by nonlinear programming for solving rank-one semidefinite relaxation of polynomial optimization. (English) Zbl 1522.90033
A Newton-CG based barrier method for finding a second-order stationary point of nonconvex conic optimization with complexity guarantees. (English) Zbl 1518.49036
The flexible transmuted record type-scale mixture of normal family and its AR(1) extension. (English) Zbl 1538.62076
Luenberger-type interval observer for continuous-time perturbed singular systems. (English) Zbl 1519.93086
A symmetric splitting sequential quadratic optimization algorithm for two-block nonlinearly constrained nonconvex optimization. (English) Zbl 1524.65220
Two-sample behrens-Fisher problems for high-dimensional data: a normal reference scale-invariant test. (English) Zbl 07697886
MSC:
62-XX
Componentwise equivariant estimation of order restricted location and scale parameters in bivariate models: a unified study. (English) Zbl 07692851
An overview of stochastic quasi-Newton methods for large-scale machine learning. (English) Zbl 1524.90220
Size-dependent constitutive model for shape memory alloys based on couple stress elastoplasticity. (English) Zbl 1510.74017
A proximal quasi-Newton method based on memoryless modified symmetric rank-one formula. (English) Zbl 1524.90343
Dark energy constraint on equation of state parameter in the Weyl type \(f(Q,T)\) gravity. (English) Zbl 1521.83068
Diagonally scaled memoryless quasi-Newton methods with application to compressed sensing. (English) Zbl 1513.90226
Variational Properties of Decomposable Functions. Part II: Strong Second-Order Theory. arXiv:2311.07276
Preprint, arXiv:2311.07276 [math.OC] (2023).
Variational Properties of Decomposable Functions. Part I: Strict Epi-Calculus and Applications. arXiv:2311.07267
Preprint, arXiv:2311.07267 [math.OC] (2023).
A Subspace Framework for \({\mathcal L}_\infty\) Model Reduction. arXiv:2309.08011
Preprint, arXiv:2309.08011 [math.NA] (2023).
Joint estimation of multi-scale structural responses and unknown loadings based on modal Kalman filter without using collocated acceleration observations. (English) Zbl 1537.74164
Wavelet packet analysis in the framework of Heckman-Opdam theory on \(\mathbb{R}^d \). (English) Zbl 1537.42065
Dynamic learning control design for interval type-2 fuzzy singularly perturbed systems: a component-based event-triggering protocol. (English) Zbl 1527.93303
On the classical solution of the macroscopic model of in-situ leaching of rare metals. (English. Russian original) Zbl 1522.35603
Izv. Math. 86, No. 4, 116-161 (2022); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 86, No. 4, 727-769 (2022).
Secant acceleration of sequential residual methods for solving large-scale nonlinear systems of equations. (English) Zbl 1510.65096
Optimizing dividends and capital injections limited by bankruptcy, and practical approximations for the Cramér-Lundberg process. (English) Zbl 1506.91178
Solving a mathematical model for small vegetable sellers in India by a stochastic knapsack problem: an advanced genetic algorithm based approach. (English) Zbl 1504.90209
On the conformal spin dependence of the perturbative QCD vacuum singularity. (English) Zbl 1522.81712
Several accelerated subspace minimization conjugate gradient methods based on regularization model and convergence rate analysis for nonconvex problems. (English) Zbl 1507.90173
Reduced order model Hessian approximations in Newton methods for optimal control. (English) Zbl 1504.93041
Beattie, Christopher (ed.) et al., Realization and model reduction of dynamical systems. A festschrift in honor of the 70th birthday of Thanos Antoulas. Cham: Springer. 335-351 (2022).
Nonmonotone spectral gradient method based on memoryless symmetric rank-one update for large-scale unconstrained optimization. (English) Zbl 1513.65190
Semiparametric inference for the scale-mixture of normal partial linear regression model with censored data. (English) Zbl 07584980
MSC:
62-XX
Large deviations of mean-field interacting particle systems in a fast varying environment. (English) Zbl 1496.60025
Parsimonious graphs for selected heptatonic and pentatonic scales. (English) Zbl 1495.00037
Montiel, Mariana (ed.) et al., Mathematics and computation in music. 8th international conference, MCM 2022, Atlanta, GA, USA, June 21–24, 2022. Proceedings. Cham: Springer. Lect. Notes Comput. Sci. 13267, 26-40 (2022).
A modified HS-DY-type method with nonmonotone line search for image restoration and unconstrained optimization problems. (Chinese. English summary) Zbl 1513.90152
Modern numerical nonlinear optimization. (English) Zbl 1505.90003
Springer Optimization and Its Applications 195. Cham: Springer (ISBN 978-3-031-08719-6/hbk; 978-3-031-08722-6/pbk; 978-3-031-08720-2/ebook). xxxii, 807 p. (2022).
Reviewer: Karel Zimmermann (Praha)
Sketched Newton-Raphson. (English) Zbl 1496.90112
A stochastic extra-step quasi-Newton method for nonsmooth nonconvex optimization. (English) Zbl 1494.90061
WKB method for nonlinear equations of Emden-Fowler type. (English. Russian original) Zbl 1507.34013
Dokl. Math. 105, No. 1, 39-44 (2022); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 502, 46-51 (2022).
Reviewer: Nikolaos L. Tsitsas (Athína)
Recurrence versus transience for weight-dependent random connection models. (English) Zbl 1491.05168
Effect of delay on pattern formation of a Rosenzweig-MacArthur type reaction-diffusion model with spatiotemporal delay. (English) Zbl 1492.92073
A new hybrid conjugate gradient method of unconstrained optimization methods. (English) Zbl 1487.90644
Solving the cubic regularization model by a nested restarting Lanczos method. (English) Zbl 1489.90183
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