Suchergebnisse - Gradient descent iterative algorithm

  1. 1

    Approximate solutions of the 2D space-time fractional diffusion equation via a gradient-descent iterative algorithm with Grünwald-Letnikov approximation von Adisorn Kittisopaporn, Pattrawut Chansangiam

    ISSN: 2473-6988
    Veröffentlicht: AIMS Press 01.01.2022
    Veröffentlicht in AIMS mathematics (01.01.2022)
    “… Then we linearize the discretized equations into a sparse linear system. To solve such linear system, we propose a gradient-descent iterative algorithm with a sequence of optimal convergence factor aiming to minimize the error occurring at each iteration …”
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  2. 2

    Approximate solutions of the $ 2 $D space-time fractional diffusion equation via a gradient-descent iterative algorithm with Grünwald-Letnikov approximation von Kittisopaporn, Adisorn, Chansangiam, Pattrawut

    ISSN: 2473-6988, 2473-6988
    Veröffentlicht: 01.02.2022
    Veröffentlicht in AIMS mathematics (01.02.2022)
    “… Then we linearize the discretized equations into a sparse linear system. To solve such linear system, we propose a gradient-descent iterative algorithm with a sequence of optimal convergence factor aiming to minimize the error occurring at each iteration …”
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  3. 3

    Approximated least-squares solutions of a generalized Sylvester-transpose matrix equation via gradient-descent iterative algorithm von Kittisopaporn, Adisorn, Chansangiam, Pattrawut

    ISSN: 1687-1847, 1687-1839, 1687-1847
    Veröffentlicht: Cham Springer International Publishing 21.05.2021
    Veröffentlicht in Advances in difference equations (21.05.2021)
    “… This paper proposes an effective gradient-descent iterative algorithm for solving a generalized Sylvester-transpose equation with rectangular matrix coefficients …”
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  4. 4

    Gradient-descent iterative algorithm for solving exact and weighted least-squares solutions of rectangular linear systems von Tansri, Kanjanaporn, Chansangiam, Pattrawut

    ISSN: 2473-6988, 2473-6988
    Veröffentlicht: AIMS Press 01.01.2023
    Veröffentlicht in AIMS mathematics (01.01.2023)
    “… We propose an iterative algorithm for solving this linear system, based on gradient-descent optimization technique, aiming to produce a sequence of well-approximate least-squares solutions …”
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  5. 5

    Gradient-descent iterative algorithm for solving a class of linear matrix equations with applications to heat and Poisson equations von Kittisopaporn, Adisorn, Chansangiam, Pattrawut

    ISSN: 1687-1847, 1687-1839, 1687-1847
    Veröffentlicht: Cham Springer International Publishing 01.07.2020
    Veröffentlicht in Advances in difference equations (01.07.2020)
    “… t = C which includes a class of linear matrix equations. The objective of the algorithm is to minimize an error at each iteration by the idea of gradient-descent …”
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  6. 6

    Force/Position Hybrid Control for a Hexa Robot Using Gradient Descent Iterative Learning Control Algorithm von Huynh, Ba-Phuc, Wu, Cheng-Wei, Kuo, Yong-Lin

    ISSN: 2169-3536, 2169-3536
    Veröffentlicht: Piscataway IEEE 2019
    Veröffentlicht in IEEE access (2019)
    “… In addition, a gradient descent iterative learning control algorithm is used and modified to determine the optimal impedance parameters in unknown environments …”
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  7. 7

    A generalized minimal residual based iterative back propagation algorithm for polynomial nonlinear models von Chen, Jing, Rong, Yingjiao, Zhu, Quanmin, Chandra, Budi, Zhong, Hongxiu

    ISSN: 0167-6911, 1872-7956
    Veröffentlicht: Elsevier B.V 01.07.2021
    Veröffentlicht in Systems & control letters (01.07.2021)
    “… This algorithm, based on Arnoldi’s method, can be regarded as a modified gradient descent iterative algorithm, and provides several advantages over the traditional gradient descent iterative algorithm: (1 …”
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  8. 8

    Analysis of gradient descent ontology iterative algorithm for geological setting von Wu, Hualong, Zhao, Bo, Gao, Wei

    ISSN: 2474-9508, 2474-9508
    Veröffentlicht: Taylor & Francis 02.01.2017
    Veröffentlicht in Geology, ecology, and landscapes (02.01.2017)
    “… And the similarity between vertices is measured by the difference of their corresponding scores. We propose the gradient descent ontology algorithm for this setting …”
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  9. 9

    Varying Infimum Gradient Descent Algorithm for Agent-Sever Systems Using Different Order Iterative Preconditioning Methods von Chen, Jing, Wang, Dongqing, Liu, Yanjun, Zhu, Quanmin

    ISSN: 1551-3203, 1941-0050
    Veröffentlicht: Piscataway IEEE 01.07.2022
    Veröffentlicht in IEEE transactions on industrial informatics (01.07.2022)
    “… >. This article studies a varying infimum gradient descent algorithm, which can move down the infimum by using different order iterative preconditioning methods, as follows …”
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  10. 10

    Iterative quantum algorithm for combinatorial optimization based on quantum gradient descent von Yi, Xin, Huo, Jia-Cheng, Gao, Yong-Pan, Fan, Ling, Zhang, Ru, Cao, Cong

    ISSN: 2211-3797, 2211-3797
    Veröffentlicht: Elsevier B.V 01.01.2024
    Veröffentlicht in Results in physics (01.01.2024)
    “… Here, an iterative quantum algorithm based on quantum gradient descent to solve combinatorial optimization problems is introduced, where the initial state of a quantum register evolves over several …”
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  11. 11

    A Hybrid Iterative Algorithm of Amplitude Weighting and Phase Gradient Descent for Generating Phase-Only Fourier Hologram von Fan, Min, Yang, Jin, Du, Chengtao, Fang, Jie, Wang, Haibo, Li, Chenlu

    ISSN: 0765-0019, 1958-5608
    Veröffentlicht: Edmonton International Information and Engineering Technology Association (IIETA) 01.10.2022
    Veröffentlicht in Traitement du signal (01.10.2022)
    “… This paper proposes a hybrid iterative algorithm of Amplitude Weighting and Phase Gradient Descent (AW-PGD …”
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  12. 12

    Accelerating iterative ptychography with an integrated neural network von McCray, Arthur R. C., Ribet, Stephanie M., Varnavides, Georgios, Ophus, Colin

    ISSN: 0022-2720, 1365-2818, 1365-2818
    Veröffentlicht: England Wiley Subscription Services, Inc 01.11.2025
    Veröffentlicht in Journal of microscopy (Oxford) (01.11.2025)
    “… In this work, we present a method for accelerating a gradient descent‐based iterative reconstruction algorithm by training a neural network (NN …”
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  13. 13

    Phase-Only Pattern Synthesis of Domino Tiling Irregular Arrays Based on Deep Reinforcement Learning and Gradient-Descent Optimization von Ma, Yihan, Guo, Yibing, Luo, Qi, Zhou, Yonggang, Yang, Guangwei, Gao, Steven

    ISSN: 0018-926X, 1558-2221
    Veröffentlicht: New York IEEE 01.08.2025
    Veröffentlicht in IEEE transactions on antennas and propagation (01.08.2025)
    “… In this article, a novel framework that incorporates a deep reinforcement learning (DRL) technique with a gradient-descent optimization method for phase-only pattern synthesis of domino-shaped irregular arrays is proposed …”
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  14. 14

    A hybrid iterative Fourier ptychographic microscopy algorithm based on fusion of random phase perturbation and gradient descent strategy von Ren, Shuo, Cheng, Hong, Sun, Siwei, Li, Ju, Li, Wei, Cheng, Yifan

    ISSN: 0972-8821, 0974-6900
    Veröffentlicht: New Delhi Springer India 01.04.2024
    Veröffentlicht in Journal of optics (New Delhi) (01.04.2024)
    “… and the tendency to fall into local minima. To address the above problems, this paper proposes an iterative FPM algorithm that fuses phase perturbation factor and gradient descent in the spatial-frequency domain and embeds an aberration …”
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  15. 15

    Off-Grid DOA Estimation With Mutual Coupling via Block Log-Sum Minimization and Iterative Gradient Descent von Tang, Wen-Gen, Jiang, Hong, Zhang, Qi

    ISSN: 2162-2337, 2162-2345
    Veröffentlicht: Piscataway IEEE 01.02.2022
    Veröffentlicht in IEEE wireless communications letters (01.02.2022)
    “… In this letter, we present an iterative block sparsity reconstruction algorithm for off-grid DOA estimation with MC …”
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  16. 16

    The weighted iterative algorithms for state of health estimation using Volterra series model: least squares algorithm and gradient descent algorithm von Zhu, Yongqiang, Chen, Jing

    ISSN: 2169-3536, 2169-3536
    Veröffentlicht: Piscataway IEEE 01.01.2025
    Veröffentlicht in IEEE access (01.01.2025)
    “… The state of health (SOH) can usually be described by an exponential model. Traditional least squares and gradient descent algorithms are inefficient for such a special model …”
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  17. 17

    Cyclic gradient descent optimisation for joint MAP estimation of channel and phase noise in orthogonal frequency division multiplexing von Shrivastav, Kamayani, Yadav, Rajendra Prasad, Jain, Kamal Chand

    ISSN: 1751-8628, 1751-8636
    Veröffentlicht: The Institution of Engineering and Technology 31.07.2018
    Veröffentlicht in IET communications (31.07.2018)
    “… An iterative cyclic gradient descent optimisation algorithm is derived to minimise the cost function over the unknown CTF and PHN …”
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  18. 18

    Computational and Statistical Guarantees for Tensor-on-Tensor Regression With Tensor Train Decomposition von Qin, Zhen, Zhu, Zhihui

    ISSN: 0162-8828, 1939-3539, 2160-9292, 1939-3539
    Veröffentlicht: United States IEEE 01.11.2025
    “… Recently, a tensor-on-tensor (ToT) regression model has been proposed to generalize tensor recovery, encompassing scenarios like scalar-on-tensor regression …”
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  19. 19

    Large Airborne Full Tensor Gradient Data Inversion Based on a Non-Monotone Gradient Method von Sun, Yong, Meng, Zhaohai, Li, Fengting

    ISSN: 0033-4553, 1420-9136
    Veröffentlicht: Cham Springer International Publishing 01.03.2018
    Veröffentlicht in Pure and applied geophysics (01.03.2018)
    “… Many algorithms are available to accelerate the FTG data inversion, such as conjugate gradient method …”
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  20. 20

    Quantized phase-only hologram generation based on an iterative algorithm with time-multiplexing von Zheng, Huadong, Zhang, Tengfei, Fang, Qiwei, Lin, Xingyu, Yu, Yingjie

    ISSN: 1539-4522, 2155-3165, 1539-4522
    Veröffentlicht: United States 01.09.2025
    “… This study proposes a quantized stochastic gradient descent iterative algorithm that enables direct-generation of 4-bit-depth phase-only holograms at 2K resolution …”
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