Výsledky vyhledávání - "Gradient descent iterative algorithm"

Gradient-descent iterative algorithm for solving exact and weighted least-squares solutions of rectangular linear systems

Autoři: Kanjanaporn Tansri Pattrawut Chansangiam

Zdroj: AIMS Mathematics, Vol 8, Iss 5, Pp 11781-11798 (2023)

Témata: FOS: Political science, Norm (philosophy), Computational Mechanics, Estimator, least-squares solution, Engineering, Political science, Eigenvalues and eigenvectors, weighted norm, Numerical Analysis, Numerical Optimization Techniques, Physics, Mathematical optimization, Statistics, Singular value decomposition, Theory and Applications of Compressed Sensing, Iterative method, Algorithm, Computational Theory and Mathematics, Rank (graph theory), Residual, Physical Sciences, Sparse Linear Systems, Iterative Methods, Artificial neural network, Convex Optimization, FOS: Law, Quantum mechanics, convergence analysis, Positive-definite matrix, iterative method, Machine learning, QA1-939, FOS: Mathematics, Linear least squares, Genetics, Orthogonal Matching Pursuit, gradient-descent, Biology, Matrix Algorithms and Iterative Methods, Gradient descent, Applied mathematics, Computer science, Combinatorics, FOS: Biological sciences, Computer Science, Law, Mathematics, Least-squares function approximation, Matrix Computations, Sequence (biology)

Přístupová URL adresa: https://doaj.org/article/1d00742ef064475095746d8cf8ffd5a4

Approximate solutions of the $ 2 $D space-time fractional diffusion equation via a gradient-descent iterative algorithm with Grünwald-Letnikov approximation

Autoři: Adisorn Kittisopaporn Pattrawut Chansangiam

Zdroj: AIMS Mathematics, Vol 7, Iss 5, Pp 8471-8490 (2022)

Témata: fractional derivatives, Economics, Conjugate gradient method, Mathematical analysis, Bounded function, Engineering, iterative method, Numerical Methods for Singularly Perturbed Problems, Numerical Integration Methods for Differential Equations, QA1-939, FOS: Mathematics, Genetics, Convection-Diffusion Problems, grünwald-letnikov approximation, Biology, gradient descent, Anomalous Diffusion Modeling and Analysis, Economic growth, fractional diffusion equation, Numerical Analysis, Dirichlet boundary condition, Time-Fractional Diffusion Equation, 4. Education, Rate of convergence, Applied mathematics, Algorithm, Fractional Derivatives, Boundary (topology), Channel (broadcasting), Modeling and Simulation, FOS: Biological sciences, Electrical engineering, Physical Sciences, Convergence (economics), Finite Difference Schemes, Mathematics, Discretization, Sequence (biology)

Přístupová URL adresa: https://doaj.org/article/b29b1351e6c64ce392054fca0561eb93

Approximate solutions of the 2D space-time fractional diffusion equation via a gradient-descent iterative algorithm with Grünwald-Letnikov approximation

Autoři: Adisorn Kittisopaporn Pattrawut Chansangiam

Zdroj: AIMS Mathematics, Vol 7, Iss 5, Pp 8471-8490 (2022)

Témata: fractional derivatives, fractional diffusion equation, grünwald-letnikov approximation, gradient descent, iterative method, Mathematics, QA1-939

Popis souboru: electronic resource

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

Přístupová URL adresa: https://doaj.org/article/b29b1351e6c64ce392054fca0561eb93

Approximated least-squares solutions of a generalized Sylvester-transpose matrix equation via gradient-descent iterative algorithm

Autoři: Adisorn Kittisopaporn Pattrawut Chansangiam

Zdroj: Advances in Difference Equations, Vol 2021, Iss 1, Pp 1-18 (2021)

Témata: Generalized Sylvester-transpose matrix equation, Gradient descent, Iterative method, Least-squares solution, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://doaj.org/toc/1687-1847

Přístupová URL adresa: https://doaj.org/article/c2a445bc1b4a46c2b20bb3ca5938e44b

Gradient-descent iterative algorithm for solving a class of linear matrix equations with applications to heat and Poisson equations

Autoři: Adisorn Kittisopaporn Pattrawut Chansangiam

Zdroj: Advances in Difference Equations, Vol 2020, Iss 1, Pp 1-24 (2020)

Témata: Generalized Sylvester matrix equation, Gradient descent, Iterative method, Matrix norms and conditioning, Heat equation, Poisson’s equation, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: http://link.springer.com/article/10.1186/s13662-020-02785-9; https://doaj.org/toc/1687-1847

Přístupová URL adresa: https://doaj.org/article/4c974249bfba4f5891a268203cd06e0e

Gradient-descent iterative algorithm for solving exact and weighted least-squares solutions of rectangular linear systems.

Autoři: Tansri, Kanjanaporn Chansangiam, Pattrawut

Zdroj: AIMS Mathematics; 2023, Vol. 8 Issue 5, p11781-11798, 18p

Témata: ALGORITHMS, MATHEMATICAL optimization, LINEAR systems

Approximated least-squares solutions of a generalized Sylvester-transpose matrix equation via gradient-descent iterative algorithm.

Autoři: Kittisopaporn, Adisorn Chansangiam, Pattrawut

Zdroj: Advances in Difference Equations; 5/21/2021, Vol. 2021 Issue 1, p1-18, 18p

Témata: SYLVESTER matrix equations, ALGORITHMS, EQUATIONS, MATRICES (Mathematics)

Gradient-descent iterative algorithm for solving a class of linear matrix equations with applications to heat and Poisson equations.

Autoři: Kittisopaporn, Adisorn Chansangiam, Pattrawut

Zdroj: Advances in Difference Equations; 7/1/2020, Vol. 2020 Issue 1, p1-24, 24p

Témata: HEAT equation, SYLVESTER matrix equations, LINEAR equations, POISSON'S equation, ALGORITHMS

Adaptive Normal State-Space Notch Digital Filters Using Gradient-Descent Method.

Autoři: Hinamoto, Yoichi Doi, Akimitsu Nishimura, Shotaro

Zdroj: Circuits, Systems & Signal Processing; Jul2023, Vol. 42 Issue 7, p3983-4001, 19p

Témata: NOTCH filters, ALGORITHMS

Semiparametric estimation of a principal functional coefficient panel data model with cross-sectional dependence and its application to cigarette demand.

Autoři: Zhao, Yan-Yong Ge, Ling-Ling Zhang, Kong-Sheng

Zdroj: Journal of Statistical Planning & Inference. May2025, Vol. 236, pN.PAG-N.PAG. 1p.

Témata: *LEAST squares, *MONTE Carlo method, *PANEL analysis, *ASYMPTOTIC normality, *DUMMY variables, *NONPARAMETRIC estimation

A Comprehensive Review of Matrix Equations in Dynamical Systems and Control Theory.

Autoři: Chacha, Chacha Stephen Hazra, Arpan

Zdroj: Journal of Applied Mathematics; 11/9/2025, Vol. 2025, p1-23, 23p

Témata: DYNAMICAL systems, CONTROL theory (Engineering), MATHEMATICAL analysis, REDUCED-order models, LYAPUNOV functions, RICCATI equation, QUANTUM computing

Linear difference inequalities with constant coefficients with the sum equal to zero.

Autoři: Stević, Stevo

Zdroj: AIMS Mathematics; 2025, Vol. 10 Issue 11, p1-23, 23p

Statistical Convergence for Grünwald–Letnikov Fractional Differences: Stability, Approximation, and Diagnostics in Fuzzy Normed Spaces.

Autoři: Öğünmez, Hasan Türkmen, Muhammed Recai

Zdroj: Axioms (2075-1680); Oct2025, Vol. 14 Issue 10, p725, 25p

Témata: FUZZY topology, FRACTIONAL calculus, APPROXIMATION theory, DIAGNOSTIC examinations, STATISTICS, ROBUST statistics

An improved bisection-type algorithm for control chart calibration.

Autoři: Zago, Daniele Capizzi, Giovanna Qiu, Peihua

Zdroj: Statistics & Computing; Aug2025, Vol. 35 Issue 4, p1-13, 13p

Truncated LSQR for matrix least squares problems.

Autoři: Piccinini, Lorenzo Simoncini, Valeria

Zdroj: Computational Optimization & Applications; Jun2025, Vol. 91 Issue 2, p905-932, 28p

Témata: LOW-rank matrices, KRONECKER products, CONJUGATE gradient methods, LEAST squares, MATRIX multiplications

A generalized minimal residual based iterative back propagation algorithm for polynomial nonlinear models.

Autoři: Chen, Jing Rong, Yingjiao Zhu, Quanmin a další

Zdroj: Systems & Control Letters. Jul2021, Vol. 153, pN.PAG-N.PAG. 1p.

Témata: *BACK propagation, *ALGORITHMS, *POLYNOMIALS, *SYSTEM identification, *POLYNOMIAL time algorithms, *ITERATIVE learning control, *EIGENVALUES

QUADRATIC-EXPONENTIAL COHERENT FEEDBACK CONTROL OF LINEAR QUANTUM STOCHASTIC SYSTEMS.

Autoři: VLADIMIROV, IGOR G. PETERSEN, IAN R.

Zdroj: SIAM Journal on Control & Optimization; 2025, Vol. 63 Issue 1, pS200-S230, 31p

Témata: HARMONIC oscillators, H2 control, OPTIMIZATION algorithms, STOCHASTIC differential equations, WIENER processes

An AI-Based Deep Learning with K-Mean Approach for Enhancing Altitude Estimation Accuracy in Unmanned Aerial Vehicles.

Autoři: Piyakawanich, Prot Phasukkit, Pattarapong

Zdroj: Drones (2504-446X); Dec2024, Vol. 8 Issue 12, p718, 27p

Two accelerated gradient-based iteration methods for solving the Sylvester matrix equation AX + XB = C.

Autoři: Wang, Huiling Wu, Nian-Ci Nie, Yufeng

Zdroj: AIMS Mathematics; 2024, Vol. 9 Issue 12, p1-19, 19p

Témata: SYLVESTER matrix equations, ALGORITHMS

The $ L_1 $-induced norm analysis for linear multivariable differential equations.

Autoři: Kim, Junghoon Kim, Jung Hoon

Zdroj: AIMS Mathematics; 2024, Vol. 9 Issue 12, p1-19, 19p

Témata: LINEAR differential equations, DIFFERENTIAL operators, DIFFERENCE equations, OPERATOR equations, IMPULSE response