Results 21 to 30 of about 8,474,325 (290)

Zhang Neural Networks for fast and accurate computations of the field of values [PDF]

open access: yesLinear and Multilinear Algebra, 2019
In this paper a new and different neural network, called Zhang Neural Network (ZNN) is appropriated from discrete time-varying matrix problems and applied to the angle parameter-varying matrix field of values (FoV) problem. This problem acts as a test bed for newly discovered convergent 1-step ahead finite difference formulas of high truncation orders.
openaire   +2 more sources

An Improved Recurrent Neural Network for Complex-Valued Systems of Linear Equation and Its Application to Robotic Motion Tracking

open access: yesFrontiers in Neurorobotics, 2017
To obtain the online solution of complex-valued systems of linear equation in complex domain with higher precision and higher convergence rate, a new neural network based on Zhang neural network (ZNN) is investigated in this paper. First, this new neural
Lei Ding   +4 more
doaj   +1 more source

A New RNN Model With a Modified Nonlinear Activation Function Applied to Complex-Valued Linear Equations

open access: yesIEEE Access, 2018
In this paper, an improved Zhang neural network (IZNN) is proposed by using a kind of novel nonlinear activation function to solve the complex-valued systems of linear equation.
Lei Ding   +4 more
doaj   +1 more source

A Neural Network for Moore–Penrose Inverse of Time-Varying Complex-Valued Matrices

open access: yesInternational Journal of Computational Intelligence Systems, 2020
The Moore–Penrose inverse of a matrix plays a very important role in practical applications. In general, it is not easy to immediately solve the Moore–Penrose inverse of a matrix, especially for solving the Moore–Penrose inverse of a complex-valued ...
Yiyuan Chai   +4 more
doaj   +1 more source

An Improved Complex-Valued Recurrent Neural Network Model for Time-Varying Complex-Valued Sylvester Equation

open access: yesIEEE Access, 2019
Complex-valued time-varying Sylvester equation (CVTVSE) has been successfully applied into mathematics and control domain. However, the computation load of solving CVTVSE will rise significantly with the increase of sampling rate, and it is a challenging
Lei Ding   +5 more
doaj   +1 more source

A Reduced-Order RNN Model for Solving Lyapunov Equation Based on Efficient Vectorization Method

open access: yesFrontiers in Energy Research, 2022
With the trend of electronization of the power system, a traditional serial numerical algorithm is more and more difficult to adapt to the demand of real-time analysis of the power system.
Zhiying Chen   +3 more
doaj   +1 more source

SGD-SM 2.0: an improved seamless global daily soil moisture long-term dataset from 2002 to 2022 [PDF]

open access: yesEarth System Science Data, 2022
The drawbacks of low-coverage rate in global land inevitably exist in satellite-based daily soil moisture products because of the satellite orbit covering scopes and the limitations of soil moisture retrieving models.
Q. Zhang   +4 more
doaj   +1 more source

Automated Construction of Neural Network Potential Energy Surface: The Enhanced Self-Organizing Incremental Neural Network Deep Potential Method [PDF]

open access: yes, 2021
In recent years, the use of deep learning (neural network) potential energy surface (NNPES) in molecular dynamics simulation has experienced explosive growth as it can be as accurate as quantum chemistry methods while being as efficient as classical ...
John ZH, Zhang, Mingyuan, Xu, Tong, Zhu
core   +1 more source

From Penrose Equations to Zhang Neural Network, Getz–Marsden Dynamic System, and DDD (Direct Derivative Dynamics) Using Substitution Technique

open access: yesDiscrete Dynamics in Nature and Society, 2021
The time-variant matrix inversion (TVMI) problem solving is the hotspot of current research because of its frequent appearance and application in scientific research and industrial production. The generalized inverse problem of singular square matrix and
Dongqing Wu, Yunong Zhang
doaj   +1 more source

RETRACTED: A novel dilated convolutional neural network model for road scene segmentation [EAI Endorsed Scal Inf Syst (2022), Online First]

open access: yesEAI Endorsed Transactions on Scalable Information Systems, 2022
We, the Publisher, have retracted the following article: Yachao Zhang, Yuxia Yuan (2022). A novel dilated convolutional neural network model for road scene segmentation. EAI Endorsed Scal Inf Syst.
Yachao Zhang, Yuxia Yuan
doaj   +1 more source

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