Results 41 to 50 of about 1,858,266 (298)

Scalable Meta-Bayesian Based Hyperparameters Optimization for Machine Learning

open access: yes, 2022
International audienceIt is a known fact that the selection of one or more optimized algorithms and the configuration of significant hyperparameters, is among the major problems for the advanced data analytics using Machine Learning (ML) methodologies ...
Ahmad, Adeel   +4 more
core   +1 more source

Fault Diagnosis of Motor Bearings Based on a Convolutional Long Short-Term Memory Network of Bayesian Optimization

open access: yesIEEE Access, 2021
As the main driving equipment of modern industrial production activities, if a motor fails, it causes serious consequences. Bearings are the component with the highest motor failure frequency.
Zhen Li, Yang Wang, Jianeng Ma
doaj   +1 more source

Hyperparameter Optimization [PDF]

open access: yes, 2019
Recent interest in complex and computationally expensive machine learning models with many hyperparameters, such as automated machine learning (AutoML) frameworks and deep neural networks, has resulted in a resurgence of research on hyperparameter optimization (HPO). In this chapter, we give an overview of the most prominent approaches for HPO.
Feurer, Matthias, Hutter, Frank
openaire   +2 more sources

Materials Science Optimization Benchmark Dataset for High-dimensional, Multi-objective, Multi-fidelity Optimization of CrabNet Hyperparameters [PDF]

open access: yes, 2023
Benchmarks are crucial for driving progress in scientific disciplines. To be effective, benchmarks should closely mimic real-world tasks while being computationally efficient, allowing for accessibility and repeatability. Developing surrogate models that
Jeet N., Parikh   +2 more
core   +1 more source

Impact of Hyperparameter Optimization on Cross-Version Defect Prediction: An Empirical Study [PDF]

open access: yesJisuanji kexue yu tansuo, 2023
In the field of machine learning, hyperparameters are one of the key factors that affect prediction performance. Previous studies have shown that optimizing hyperparameters can improve the performance of inner-version defect prediction and cross-project ...
HAN Hui, YU Qiao, ZHU Yi
doaj   +1 more source

Methods for Hyperparameters Optimization in Learning Approaches: an overview

open access: yes, 2020
Automatic learning research focuses on the development of methods capable of extracting useful information from a given dataset. A large variety of learning methods exists, ranging from biologically inspired neural networks to statistical methods.
F. Esposito, N. Del Buono, L. Selicato
core   +1 more source

Squirrel: A Switching Hyperparameter Optimizer

open access: yesCoRR, 2020
In this short note, we describe our submission to the NeurIPS 2020 BBO challenge. Motivated by the fact that different optimizers work well on different problems, our approach switches between different optimizers. Since the team names on the competition's leaderboard were randomly generated "alliteration nicknames", consisting of an adjective and an ...
Noor H. Awad   +11 more
openaire   +3 more sources

A Comparison of AutoML Hyperparameter Optimization Tools For Tabular Data

open access: yesProceedings of the International Florida Artificial Intelligence Research Society Conference, 2023
The performance of machine learning (ML) methods for classification and regression tasks applied to tabular datasets is sensitive to hyperparameters values.
Prativa Pokhrel, Alina Lazar
doaj   +1 more source

Optimizing Deep Learning Hyperparameters Using Interpolation-Based Optimization [PDF]

open access: yesControl and Optimization in Applied Mathematics
Hyperparameter optimization (HPO) is essential for maximizing the performance of deep learning models. Traditional approaches, such as grid search and Bayesian Optimization (BO), are widely used but can be computationally expensive.
Michael Oluwaseun Ayansiji   +1 more
doaj   +1 more source

A Novel Hybrid Fuel Consumption Prediction Model for Ocean-Going Container Ships Based on Sensor Data

open access: yesJournal of Marine Science and Engineering, 2021
Accurate, reliable, and real-time prediction of ship fuel consumption is the basis and premise of the development of fuel optimization; however, ship fuel consumption data mainly come from noon reports, and many current modeling methods have been based ...
Zhihui Hu   +5 more
doaj   +1 more source

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