Results 31 to 40 of about 23,797 (211)

Adaptive Gradient Estimation Stochastic Parallel Gradient Descent Algorithm for Laser Beam Cleanup

open access: yesPhotonics, 2021
For a high-power slab solid-state laser, obtaining high output power and high output beam quality are the most important indicators. Adaptive optics systems can significantly improve beam qualities by compensating for the phase distortions of the laser ...
Shiqing Ma   +8 more
doaj   +1 more source

Perbandingan Prediksi Kualitas Kopi Arabika dengan Menggunakan Algoritma SGD, Naive Bayes, dan Random Forest

open access: yesEdumatic, 2020
Kopi Arabika merupakan salah satu minuman favorit bagi banyak orang. Dalam pembuatannya, kopi arabika memiliki takaran yang berbeda disetiap negara, yang menghasilkan kualitas yang berbeda pula. Penelitian kopi arabika ini menggunakan dataset yang berisi
Veronica Retno Sari   +2 more
doaj   +1 more source

DEVELOPMENT OF R PACKAGE AND EXPERIMENTAL ANALYSIS ON PREDICTION OF THE CO2 COMPRESSIBILITY FACTOR USING GRADIENT DESCENT [PDF]

open access: yesJournal of Engineering Science and Technology, 2018
Nowadays, many variants of gradient descent (i.e., the methods included in machine learning for regression) have been proposed. Moreover, these algorithms have been widely used to deal with real-world problems.
LALA SEPTEM RIZA   +5 more
doaj  

Komparasi Metode Optimasi Adam dan SGD dalam Skema Direct Inverse Control untuk Sistem Kendali Data Sikap dan Ketinggian Quadcopter

open access: yesJurnal Elkomika, 2022
ABSTRAK Terdapat banyak variable nonlinear dalam sistem kendali untuk quadcopter sehingga cukup rumit untuk mengatur dinamika penerbangan wahana ini. Untuk mengatasi masalah tersebut akan dikembangkan suatu skema sistem kendali Direct Inverse Control ...
MUHAMMAD SABILA HAQQI   +1 more
doaj   +1 more source

Design of Momentum Fractional Stochastic Gradient Descent for Recommender Systems

open access: yesIEEE Access, 2019
The demand for recommender systems in E-commerce industry has increased tremendously. Efficient recommender systems are being proposed by different E-business companies with the intention to give users accurate and most relevant recommendation of ...
Zeshan Aslam Khan   +4 more
doaj   +1 more source

Damped Newton Stochastic Gradient Descent Method for Neural Networks Training

open access: yesMathematics, 2021
First-order methods such as stochastic gradient descent (SGD) have recently become popular optimization methods to train deep neural networks (DNNs) for good generalization; however, they need a long training time.
Jingcheng Zhou   +3 more
doaj   +1 more source

Normalized stochastic gradient descent learning of general complex‐valued models

open access: yesElectronics Letters, 2021
The stochastic gradient descent (SGD) method is one of the most prominent first‐order iterative optimisation algorithms, enabling linear adaptive filters as well as general nonlinear learning schemes.
T. Paireder, C. Motz, M. Huemer
doaj   +1 more source

Perbandingan Teknik Klasifikasi Dalam Data Mining Untuk Bank Direct Marketing

open access: yesJurnal Teknologi Informasi dan Ilmu Komputer, 2018
Klasifikasi merupakan teknik dalam data mining untuk mengelompokkan data berdasarkan keterikatan data terhadap  data sampel. Pada penelitian ini, kami melakukan perbandingan 9 teknik klasifikasi untuk mengklasifikasi respon pelanggan pada dataset Bank ...
Irvi Oktanisa, Ahmad Afif Supianto
doaj   +1 more source

Counterexamples for Noise Models of Stochastic Gradients

open access: yesExamples and Counterexamples, 2023
Stochastic Gradient Descent (SGD) is a widely used, foundational algorithm in data science and machine learning. As a result, analyses of SGD abound making use of a variety of assumptions, especially on the noise behavior of the stochastic gradients ...
Vivak Patel
doaj   +1 more source

A Fixed-Point of View on Gradient Methods for Big Data

open access: yesFrontiers in Applied Mathematics and Statistics, 2017
Interpreting gradient methods as fixed-point iterations, we provide a detailed analysis of those methods for minimizing convex objective functions. Due to their conceptual and algorithmic simplicity, gradient methods are widely used in machine learning ...
Alexander Jung
doaj   +1 more source

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