Results 1 to 10 of about 1,150,989 (314)

Gradient methods with memory [PDF]

open access: yesOptimization Methods and Software, 2021
In this paper, we consider gradient methods for minimizing smooth convex functions, which employ the information obtained at the previous iterations in order to accelerate the convergence towards the optimal solution. This information is used in the form of a piece-wise linear model of the objective function, which provides us with much better ...
Nesterov, Yurii, Florea, Mihai I.
openaire   +4 more sources

Gradient Agreement Hinders the Memorization of Noisy Labels

open access: yesApplied Sciences, 2023
The performance of deep neural networks (DNNs) critically relies on high-quality annotations, while training DNNs with noisy labels remains challenging owing to their incredible capacity to memorize the entire training set.
Shaotian Yan   +3 more
doaj   +1 more source

Pulsed power network with potential gradient method for scalable power grid based on distributed generations

open access: yesIET Smart Grid, 2020
The potential gradient method is proposed for system scalability of pulsed power networks. The pulsed power network is already proposed for the seamless integration of distributed generations. In this network, each power transmission is decomposed into a
Hisayoshi Sugiyama
doaj   +1 more source

Convolutional neural network with batch normalisation for fault detection in squirrel cage induction motor

open access: yesIET Electric Power Applications, 2021
Early fault detection in an induction motor is the need of modern industries for minimal downtime and maximum production. A learning technique known as the Convolutional Neural network (CNN) provides automated and reliable feature extraction and ...
Prashant Kumar, Ananda Shankar Hati
doaj   +1 more source

Interactive statistical computer program for multiple non-linear curves fitting using stochastic algorithms [PDF]

open access: yesComputational Ecology and Software, 2021
An interactive computer program for multiple nonlinear curves fitting has been developed in this work. Several optimization algorithms have been implemented in this software for solving constrained and unconstrained nonlinear optimization models in order
Muhammad Tlas   +2 more
doaj  

Differentially Quantized Gradient Methods

open access: yesIEEE Transactions on Information Theory, 2022
Consider the following distributed optimization scenario. A worker has access to training data that it uses to compute the gradients while a server decides when to stop iterative computation based on its target accuracy or delay constraints. The server receives all its information about the problem instance from the worker via a rate-limited noiseless ...
Chung-Yi Lin   +2 more
openaire   +3 more sources

Optimal Design and Comparison of High-Frequency Resonant and Non-Resonant Rotary Transformers

open access: yesEnergies, 2020
This paper concerns the optimal design and comparative analysis of resonant and non-resonant high-frequency GaN-based rotating transformers. A multi-physical design approach is employed, in which magnetic, electrical, and thermal models are coupled.
Koen Bastiaens   +3 more
doaj   +1 more source

Advanced First-Order Optimization Algorithm With Sophisticated Search Control for Convolutional Neural Networks

open access: yesIEEE Access, 2023
As the performance of computing devices such as graphics processing units (GPUs) has improved dramatically, many deep neural network models, especially convolutional neural networks (CNNs), have been widely applied to various applications such as image ...
Kyung Soo Kim, Yong Suk Choi
doaj   +1 more source

Perfect prosthetic heart valve: generative design with machine learning, modeling, and optimization

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Majority of modern techniques for creating and optimizing the geometry of medical devices are based on a combination of computer-aided designs and the utility of the finite element method This approach, however, is limited by the number of geometries ...
Viacheslav V. Danilov   +7 more
doaj   +1 more source

An Accurate Fourier-Based Method for Three-Dimensional Reconstruction of Transparent Surfaces in the Shape-From-Polarization Method

open access: yesIEEE Access, 2020
The Fourier-based gradient field integration method can efficiently reconstruct transparent surfaces from the measured gradient data in the Shape-from-polarization method.
Zhuang Sun   +5 more
doaj   +1 more source

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