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1,305 Results Found

  • Article
  • Open Access
7 Citations
3,524 Views
19 Pages

27 March 2023

In order to reduce the errors caused by the idealization of the conventional analytical model in the transient planar source (TPS) method, a finite element model that more closely represents the actual heat transfer process was constructed. The avera...

  • Article
  • Open Access
4 Citations
2,964 Views
22 Pages

7 June 2022

Multi-attribute decision analysis is an approach to decision support in which decision alternatives are evaluated by multi-criteria models. An advanced feature of decision support models is the possibility to search for new alternatives that satisfy...

  • Article
  • Open Access
859 Views
16 Pages

This study develops a Bayesian optimization framework to calibrate two discrete element method (DEM) parameters—the cohesion-related surface energy coefficient (k) and the rolling resistance coefficient (μr)—based on experimental void...

  • Article
  • Open Access
1 Citations
1,536 Views
21 Pages

20 December 2024

The transient plane source (TPS) method heat transfer model was established. A body-fitted coordinate system is proposed to transform the unstructured grid structure to improve the speed of solving the heat transfer direct problem of the winding prob...

  • Article
  • Open Access
17 Citations
2,504 Views
18 Pages

9 February 2023

Gas content is an important parameter for evaluating coalbed methane reservoirs, so it is an important prerequisite for coalbed methane resource evaluation and favorable area optimization to predict the gas content accurately. To improve the accuracy...

  • Article
  • Open Access
21 Citations
6,343 Views
17 Pages

Improving PM2.5 Forecasting and Emission Estimation Based on the Bayesian Optimization Method and the Coupled FLEXPART-WRF Model

  • Lifeng Guo,
  • Baozhang Chen,
  • Huifang Zhang,
  • Guang Xu,
  • Lijiang Lu,
  • Xiaofeng Lin,
  • Yawen Kong,
  • Fei Wang and
  • Yanpeng Li

5 November 2018

In this study, we evaluated estimates and predictions of the PM2.5 (fine particulate matter) concentrations and emissions in Xuzhou, China, using a coupled Lagrangian particle dispersion modeling system (FLEXPART-WRF). A Bayesian inversion method was...

  • Article
  • Open Access
7 Citations
2,347 Views
18 Pages

Analysis of the Effectiveness of Metaheuristic Methods on Bayesian Optimization in the Classification of Visual Field Defects

  • Masyitah Abu,
  • Nik Adilah Hanin Zahri,
  • Amiza Amir,
  • Muhammad Izham Ismail,
  • Azhany Yaakub,
  • Fumiyo Fukumoto and
  • Yoshimi Suzuki

Bayesian optimization (BO) is commonly used to optimize the hyperparameters of transfer learning models to improve the model’s performance significantly. In BO, the acquisition functions direct the hyperparameter space exploration during the op...

  • Article
  • Open Access
1 Citations
2,743 Views
14 Pages

10 April 2024

In addition to the filter coefficients, the location of the microphone array is a crucial factor in improving the overall performance of a beamformer. The optimal microphone array placement can considerably enhance speech quality. However, the optimi...

  • Article
  • Open Access
14 Citations
4,287 Views
20 Pages

17 August 2018

Various regression models are currently applied to derive functional forms of operating rules for hydropower reservoirs. It is necessary to analyze and evaluate the model selecting uncertainty involved in reservoir operating rules for efficient hydro...

  • Article
  • Open Access
12 Citations
3,337 Views
15 Pages

21 December 2020

Sensitivity analysis and parameter optimization of stand models can improve their efficiency and accuracy, and increase their applicability. In this study, the sensitivity analysis, screening, and optimization of 63 model parameters of the Physiologi...

  • Article
  • Open Access
6 Citations
3,724 Views
18 Pages

Bayesian-Based Hybrid Method for Rapid Optimization of NV Center Sensors

  • Jiazhao Tian,
  • Ressa S. Said,
  • Fedor Jelezko,
  • Jianming Cai and
  • Liantuan Xiao

19 March 2023

NV centers are among the most promising platforms in the field of quantum sensing. Magnetometry based on NV centers, especially, has achieved concrete development in areas of biomedicine and medical diagnostics. Improving the sensitivity of NV center...

  • Article
  • Open Access
6 Citations
2,767 Views
14 Pages

Noise Cancellation Method Based on TVF-EMD with Bayesian Parameter Optimization

  • Miaomiao Yu,
  • Hongyong Yuan,
  • Kaiyuan Li and
  • Lizheng Deng

12 June 2023

To separate the noise and important signal features of the indoor carbon dioxide (CO2) concentration signal, we proposed a noise cancellation method, based on time-varying, filtering-based empirical mode decomposition (TVF-EMD) with Bayesian optimiza...

  • Article
  • Open Access
103 Citations
7,829 Views
21 Pages

Brain tumor is one of the most aggressive diseases nowadays, resulting in a very short life span if it is diagnosed at an advanced stage. The treatment planning phase is thus essential for enhancing the quality of life for patients. The use of Magnet...

  • Article
  • Open Access
1,655 Views
17 Pages

An Autotuning Hybrid Method with Bayesian Optimization for Road Edge Extraction in Highway Systems from Point Clouds

  • Jingxu Chen,
  • Qiru Cao,
  • Mingzhuang Hua,
  • Jinyang Liu,
  • Jie Ma,
  • Di Wang and
  • Aoxiang Liu

11 November 2024

In transportation infrastructure systems, feature images and spatial characteristics are generally utilized as complementary elements derived from point clouds for road edge extraction, but the involvement of one or more hyperparameters in each makes...

  • Feature Paper
  • Article
  • Open Access
161 Citations
8,531 Views
18 Pages

Deep-Learning Forecasting Method for Electric Power Load via Attention-Based Encoder-Decoder with Bayesian Optimization

  • Xue-Bo Jin,
  • Wei-Zhen Zheng,
  • Jian-Lei Kong,
  • Xiao-Yi Wang,
  • Yu-Ting Bai,
  • Ting-Li Su and
  • Seng Lin

13 March 2021

Short-term electrical load forecasting plays an important role in the safety, stability, and sustainability of the power production and scheduling process. An accurate prediction of power load can provide a reliable decision for power system manageme...

  • Article
  • Open Access
244 Views
26 Pages

In nanometer integrated-circuit (IC) manufacturing, advanced technology scaling has intensified the effects of process variations on circuit reliability and performance. Random fluctuations in parameters such as threshold voltage, channel length, and...

  • Article
  • Open Access
1 Citations
1,356 Views
22 Pages

As 5G technology and 3D capture techniques have been rapidly developing, there has been a remarkable increase in the demand for effectively compressing dynamic 3D point cloud data. Video-based point cloud compression (V-PCC), which is an innovative m...

  • Article
  • Open Access
8 Citations
2,730 Views
29 Pages

Using progressive first-failure censored samples, we mainly study the inferences of the unknown parameters and the reliability and failure functions of the Inverted Exponentiated Half-Logistic distribution. The progressive first-failure censoring is...

  • Article
  • Open Access
872 Views
16 Pages

2 September 2025

In this paper, a hierarchical optimization framework combining Bayesian and pseudospectral approaches is developed to solve the challenging problem of hybrid trajectory planning for energy-augmented hypersonic skip–glide vehicles that have plan...

  • Article
  • Open Access
2 Citations
3,576 Views
20 Pages

25 March 2023

For large-scale multiobjective evolutionary algorithms based on the grouping of decision variables, the challenge is to design a stable grouping strategy to balance convergence and population diversity. This paper proposes a large-scale multiobjectiv...

  • Article
  • Open Access
1,685 Views
28 Pages

23 August 2024

Neural network models, such as BP, LSTM, etc., support only numerical inputs, so data preprocessing needs to be carried out on the categorical variables to convert them into numerical data. For unordered multi-categorical variables, existing encoding...

  • Article
  • Open Access
550 Views
19 Pages

14 October 2025

A common challenge in traditional three-dimensional grid-free localization is the struggle to balance computational efficiency with localization accuracy. To address this trade-off, a Bayesian grid-free framework with global optimization (BGG) for th...

  • Article
  • Open Access
4 Citations
1,882 Views
25 Pages

10 December 2024

Defibering equipment is employed in the production of scrimber for the purpose of wood veneer rolling, cutting, and directional fiber separation. However, the current defibering equipment exhibits a notable degree of automation deficiency, relying mo...

  • Article
  • Open Access
65 Citations
8,845 Views
21 Pages

26 November 2015

In this paper, we propose a novel approach for mining lane-level road network information from low-precision vehicle GPS trajectories (MLIT), which includes the number and turn rules of traffic lanes based on naïve Bayesian classification. First, the...

  • Article
  • Open Access
13 Citations
2,734 Views
19 Pages

A New Robust Lunar Landing Selection Method Using the Bayesian Optimization of Extreme Gradient Boosting Model (BO-XGBoost)

  • Shibo Wen,
  • Yongzhi Wang,
  • Qizhou Gong,
  • Jianzhong Liu,
  • Xiaoxi Kang,
  • Hengxi Liu,
  • Rui Chen,
  • Kai Zhu and
  • Sheng Zhang

29 September 2024

The safety of lunar landing sites directly impacts the success of lunar exploration missions. This study develops a data-driven predictive model based on machine learning, focusing on engineering safety to assess the suitability of lunar landing site...

  • Article
  • Open Access
544 Views
33 Pages

Constrained Metropolitan Service Placement: Integrating Bayesian Optimization with Spatial Heuristics

  • Tatiana Churiakova,
  • Ivan Platonov,
  • Mark Bezmaslov,
  • Vadim Bikbulatov,
  • Ovanes Petrosian,
  • Vasilii Starikov and
  • Sergey A. Mityagin

Metropolitan service-placement optimization is computationally challenging under strict evaluation budgets and regulatory constraints. Existing approaches either neglect capacity constraints, producing infeasible solutions, or employ population-based...

  • Article
  • Open Access
8 Citations
1,727 Views
27 Pages

13 November 2023

In order to accurately judge the tendency of rock burst disaster and effectively guide the prevention and control of rock burst disaster, a rock burst intensity-grade prediction model based on the comprehensive weighting of prediction indicators and...

  • Article
  • Open Access
6 Citations
5,409 Views
16 Pages

28 December 2022

The smart chemical laboratory has recently emerged as a promising trend for future chemical research, where experiment optimization is of vital importance. The traditional Bayesian optimization (BO) algorithm focuses on exploring the dependent variab...

  • Article
  • Open Access
3,264 Views
33 Pages

A Novel Approach to Determine Multi-Tiered Nearly Zero-Energy Performance Benchmarks Using Probabilistic Reference Buildings and Risk Analysis Approaches

  • Damien Gatt,
  • Charles Yousif,
  • Maurizio Cellura,
  • Francesco Guarino,
  • Kenneth Scerri and
  • Ilenia Tinnirello

4 January 2024

The Energy Performance of Buildings Directive (EPBD) mandates European Union Member States (MS) to conduct cost-optimal studies using the national calculation methodology (NCM), typically through non-calibrated asset-rating software. Nearly zero-ener...

  • Article
  • Open Access
4 Citations
2,239 Views
17 Pages

Classification of Sleeping Position Using Enhanced Stacking Ensemble Learning

  • Xi Xu,
  • Qihui Mo,
  • Zhibing Wang,
  • Yonghan Zhao and
  • Changyun Li

25 September 2024

Sleep position recognition plays a crucial role in enhancing individual sleep quality and addressing sleep-related disorders. However, the conventional non-invasive technology for recognizing sleep positions tends to be limited in its widespread appl...

  • Article
  • Open Access
5 Citations
2,482 Views
20 Pages

Lunar Satellite Constellations in Frozen Low Orbits

  • Mikhail Ovchinnikov,
  • Maksim Shirobokov and
  • Sergey Trofimov

8 November 2024

This research studies the potential of frozen low lunar orbits to be used in the design of constellations for global and regional communication or navigation. We introduce a robust two-stage approach to the frozen low lunar orbit design based on the...

  • Article
  • Open Access
32 Citations
5,286 Views
27 Pages

13 June 2023

Self-compacting mortar (SCM) has superior workability and long-term durable performance compared to traditional mortar. The strength of SCM, including both its compressive and flexural strengths, is a crucial property that is determined by appropriat...

  • Article
  • Open Access
8 Citations
4,066 Views
15 Pages

Real-Time Drilling Parameter Optimization Model Based on the Constrained Bayesian Method

  • Jinbo Song,
  • Jianlong Wang,
  • Bingqing Li,
  • Linlin Gan,
  • Feifei Zhang,
  • Xueying Wang and
  • Qiong Wu

28 October 2022

To solve the problems of the low energy efficiency and slow penetration rate of drilling, we took the geological data of adjacent wells, real-time logging data, and downhole engineering parameters as inputs; the mechanical specific energy and unit fo...

  • Article
  • Open Access
2 Citations
2,301 Views
16 Pages

Optimizing Construction Engineering Management Using Metaheuristic Methods and Bayesian Networks

  • Anna Jakubczyk-Gałczyńska,
  • Agata Siemaszko and
  • Maryna Poltavets

4 June 2024

The construction of buildings invariably involves time and costs, and disruptions impact ongoing construction projects. Crisis situations in management strategies, structural confusion, and financial miscalculations often arise due to misguided decis...

  • Article
  • Open Access
11 Citations
4,061 Views
16 Pages

13 October 2023

In response to the low accuracy exhibited by the Storm Water Management Model (SWMM), we propose an enhanced Differential Evolution and Bayesian Optimization Algorithm (DE-BOA). This algorithm integrates the global search capability of the differenti...

  • Article
  • Open Access
3 Citations
1,718 Views
19 Pages

Optimizing a Bayesian Method for Estimating the Hurst Exponent in Behavioral Sciences

  • Madhur Mangalam,
  • Taylor J. Wilson,
  • Joel H. Sommerfeld and
  • Aaron D. Likens

29 May 2025

The Bayesian Hurst–Kolmogorov (HK) method estimates the Hurst exponent of a time series more accurately than the age-old Detrended Fluctuation Analysis (DFA), especially when the time series is short. However, this advantage comes at the cost o...

  • Article
  • Open Access
8 Citations
2,627 Views
18 Pages

A Multiscale Local–Global Feature Fusion Method for SAR Image Classification with Bayesian Hyperparameter Optimization Algorithm

  • Xiaoqin Lian,
  • Xue Huang,
  • Chao Gao,
  • Guochun Ma,
  • Yelan Wu,
  • Yonggang Gong,
  • Wenyang Guan and
  • Jin Li

3 June 2023

In recent years, the advancement of deep learning technology has led to excellent performance in synthetic aperture radar (SAR) automatic target recognition (ATR) technology. However, due to the interference of speckle noise, the task of classifying...

  • Article
  • Open Access
20 Citations
5,729 Views
21 Pages

A Comparison of Optimized Sentinel-2 Super-Resolution Methods Using Wald’s Protocol and Bayesian Optimization

  • Sveinn E. Armannsson,
  • Magnus O. Ulfarsson,
  • Jakob Sigurdsson,
  • Han V. Nguyen and
  • Johannes R. Sveinsson

4 June 2021

In the context of earth observation and remote sensing, super-resolution aims to enhance the resolution of a captured image by upscaling and enhancing its details. In recent years, numerous methods for super-resolution of Sentinel-2 (S2) multispectra...

  • Article
  • Open Access
2 Citations
1,950 Views
26 Pages

21 March 2023

An optimized evaluation method of the bearing capacity of reinforced concrete beam based on the Bayesian theory was proposed in this paper. This evaluation method optimized the traditional Markov Chain-Monte Carlo (MCMC) sampling method, and proposed...

  • Article
  • Open Access
1,042 Views
28 Pages

21 July 2025

Aircraft, as electromagnetically complex targets, have radar cross-sections (RCSs) that are influenced by various factors, with the inlet duct being a critical component that often serves as a primary source of electromagnetic scattering, significant...

  • Article
  • Open Access
8 Citations
3,674 Views
15 Pages

15 January 2022

The optical-mechanical system of a space camera is composed of several complex components, and the effects of several factors (weight, gravity, modal frequency, temperature, etc.) on its system performance need to be considered during ground tests, l...

  • Article
  • Open Access
16 Citations
5,586 Views
22 Pages

25 October 2024

Predicting survival outcomes in critical accidents has been a focal point in machine learning research. This study addresses several limitations of existing methods, including insufficient management of data imbalance, lack of emphasis on hyperparame...

  • Article
  • Open Access
2 Citations
1,904 Views
21 Pages

22 April 2024

To establish a safety monitoring method for the uplift pressure of concrete dams, spatiotemporal information from monitoring data is needed. In the present study, the method of ordering points to identify the clustering structure is employed to spati...

  • Article
  • Open Access
2 Citations
2,337 Views
25 Pages

21 June 2023

The inverse finite element method (iFEM) is a novel method for reconstructing the full-field displacement of structures by discrete measurement strain. In practical engineering applications, the accuracy of iFEM is reduced due to the positional offse...

  • Article
  • Open Access
9 Citations
4,517 Views
16 Pages

A Multi-Class Classification Model for Technology Evaluation

  • Juhyun Lee,
  • Jiho Kang,
  • Sangsung Park,
  • Dongsik Jang and
  • Junseok Lee

30 July 2020

This paper proposes a multi-class classification model for technology evaluation (TE) using patent documents. TE is defined as converting technology quality to its present value; it supports efficient research and development using intellectual prope...

  • Article
  • Open Access
37 Citations
4,866 Views
18 Pages

23 April 2022

Wine grapes need frequent monitoring to achieve high yields and quality. Non-destructive methods, such as proximal and remote sensing, are commonly used to estimate crop yield and quality characteristics, and spectral vegetation indices (VIs) are oft...

  • Article
  • Open Access
10 Citations
4,079 Views
25 Pages

23 May 2023

According to the vehicle dynamics model and the requirements of reliable safety and minimal time, the path planning problem of parking in different types of parking spaces is solved by obstacle avoidance analysis and motion analysis in the case of th...

  • Article
  • Open Access
1 Citations
1,347 Views
28 Pages

Efficient Tuning of an Isotope Separation Online System Through Safe Bayesian Optimization with Simulation-Informed Gaussian Process for the Constraints

  • Santiago Ramos Garces,
  • Ivan De Boi,
  • João Pedro Ramos,
  • Marc Dierckx,
  • Lucia Popescu and
  • Stijn Derammelaere

25 November 2024

Optimizing process outcomes by tuning parameters through an automated system is common in industry. Ideally, this optimization is performed as efficiently as possible, using the minimum number of steps to achieve an optimal configuration. However, ca...

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