Evaluation of Partial Factorization for Reduction of Finite Element Matrices by Pawel JARZĘBSKI, Krzysztof WIŚNIEWSKI

Get full text

Downscaling of the surface temperature forecasts based on deep learning approaches by Guangdi Chen, Xiefei Zhi, Shuyan Ding, Gen Wang, Liqun Zhou, Dexuan Kong, Tao Xiang, Yanhe Zhu

“…Additionally, a mean square error decomposition method was used to further diagnose the sources of errors in different models, revealing their ability to calibrate various error sources. …”
Get full text

Analysis and 15-Year Projections of the Global Burden of Tension-Type Headache by Sex from 1990 to 2021: A Systematic Review of GBD 2021 Data by Xu H, Qin X, Zhao G, Feng Z, You S

“…Through temporal trend analysis and predictive modeling, we provide insights into future TTH disease trajectories, aiding global public health policy formulation and healthcare resource allocation.Keywords: tension-type headache, gender differences, disease burden decomposition, joinpoint regression analysis, epidemiological trends, predictive modeling…”
Get full text

Finding quadratic underestimators for optimal value functions of nonconvex all-quadratic problems via copositive optimization by Markus Gabl, Immanuel M. Bomze

“…Modeling parts of an optimization problem as an optimal value function that depends on a top-level decision variable is a regular occurrence in optimization and an essential ingredient for methods such as Benders Decomposition. …”
Get full text

Parametric study of the decomposition of methane for COx-free H2 and high valued carbon using Ni-based catalyst via machine-learning simulation by Dinghao Xue, Pingyang Zhang, Yuanyuan Lin, Wenshuo Wang, Jiachang Shi, Qiang Hu, Gartzen Lopez, Cristina Moliner, Jin Sun, Tao Wang, Xinyan Zhang, Yingping Pang, Xiqiang Zhao, Yanpeng Mao, Zhanlong Song, Ziliang Wang, Wenlong Wang

“…Combined with SHAP method and univariate analysis method, XGBoost model with the best accuracy (with R2 = 0.894, RSME = 7.724) was selected for the exploration of the reaction impact of active phase loading, support loading, and reaction conditions in methane convention, hydrogen production, carbon yield, and carbon quality. …”
Get full text

Long-Term (2015–2024) Daily PM_2.5 Estimation in China by Using XGBoost Combining Empirical Orthogonal Function Decomposition by Jiacheng Jiang, Jiaxin Dong, Yu Ding, Wenjia Ni, Jie Yang, Siwei Li

“…A two-step PM_2.5 estimation model is established based on a machine learning algorithm and a spatio-temporal decomposition method. …”
Get full text

Tactical Helicopter Transportation Planning for Offshore Personnel on the Norwegian Continental Shelf by Irina Gribkovskaia, Gaute Øiestad Slettemark

“…The purpose of our research is to develop optimisation-based weekly flight program planning algorithms for energy companies operating on the NCS. <i>Methods:</i> We present a developed two-step solution method sequentially generating possible flights and solving a flight-based integer programming model, and an iterative algorithm based on the decomposition of the flight-based model for the construction of cost-optimal weekly flight programs. …”
Get full text

A New Method for Interindustry Linkage Analysis Based on Demand-Driven and Multisector Input-Output Model and Its Application in China’s Manufacturing and Producer Services by Xiao Liu, Jinchuan Shi

“…This study reviews the previous methods for measuring interindustry linkages and their disadvantages and puts forward a new method for interindustry linkage analysis in a complex economic system on the basis of demand-driven and multisector input-output model. …”
Get full text

Simplified EMT Model of Multiple-Active-Bridge Based Power Electronic Transformer with Integrated Energy Storage by Jianzhong Xu, Conghui Zheng, Wanying Xu, Moke Feng, Chengyong Zhao, Gen Li

“…First, the switching function method and Dommel algorithm are used to build the equivalent model of each power module. …”
Get full text

Real-time prediction of port water levels based on EMD-PSO-RBFNN by Lijun Wang, Shenghao Liao, Sisi Wang, Jianchuan Yin, Ronghui Li, Jingyu Guan

“…Furthermore, comparative analysis revealed that the proposed model outperforms alternative methods in port water level prediction. …”
Get full text

Early plant disease diagnosis through handheld UV–Vis transmittance spectrometer with DD-SIMCA one-class classification and MCR-ALS bilinear decomposition by Mafalda Reis-Pereira, Sarmento J. Mazivila, Fernando Tavares, Filipe Neves dos Santos, Mário Cunha

Get full text

A decomposition analysis of sociodemographic factors and non-cigarette tobacco use as contributors to the change in smoking rates in South Africa between 2017/18 and 2021 by K Kali, O Ayo-Yusuf

“…Chi-square analyses and generalised linear models were used to compare the prevalence of TNP use between the two periods. …”
Get full text

The effects of early childhood probiotic intake on the association between prenatal micronutrient supplementation and neurobehavioral development in preschool children: a four-way... by Liwen Ding, Maolin Zhang, Esben Strodl, Xiaona Yin, Guomin Wen, Dengli Sun, Danxia Xian, Yafen Zhao, Yuxing Zheng, Feitong Liu, Ruibiao Hu, Lingling Zhao, Weikang Yang, Weiqing Chen, Weiqing Chen

“…Logistic regression was used to examine the association between prenatal micronutrient supplementation and NDD across crude, adjusted, and full-inclusion models. The effect of early childhood probiotic intake on the association between prenatal micronutrient supplementation and NDD was evaluated through four-way decomposition analysis and quantified using counterfactual attribution under three scenarios.ResultsAmong the participants, 11.7% were identified with NDD. …”
Get full text

A Gaussian Variogram‐Based Model of Total Electron Content in the Regional Ionosphere of China by Ang Liu, Zishen Li, Ningbo Wang, Ang Li, Zhouyu Zhang, Yunlong Zhang

“…The regional ionospheric model is then constructed by introducing an additional stochastic term, named adjusted Spherical Harmonics Adding KrigING method (SHAKING), in which the stochastic Vertical Total Electron Content estimated using Kriging interpolation based on Ionospheric Variogram Model Parameters (IVMP) predict model. …”
Get full text

Education for citizenship as a scientific problem by E. V. Putilov

Get full text

A probabilistic planning method for hybrid high-voltage AC/DC distribution networks under multi-dimensional uncertainties by FAN Anjie, GAO Zhengping, ZHANG Wenjia, HUANG he, GAO Song

“…To resolve curse of dimensionality caused by the massive number of scenarios in the large-scale mixed integer programming model， an improved Benders decomposition algorithm is proposed to decouple and efficiently solve the original model. …”
Get full text

A hybrid framework: singular value decomposition and kernel ridge regression optimized using mathematical-based fine-tuning for enhancing river water level forecasting by Iman Ahmadianfar, Aitazaz Ahsan Farooque, Mumtaz Ali, Mehdi Jamei, Mozhdeh Jamei, Zaher Mundher Yaseen

“…Hence, a novel hybrid model is provided, incorporating singular value decomposition (SVD) in conjunction with kernel-based ridge regression (SKRidge), multivariate variational mode decomposition (MVMD), and the light gradient boosting machine (LGBM) as a feature selection method, along with the Runge–Kutta optimization (RUN) algorithm for parameter optimization. …”
Get full text

Trends and Determinants of Underweight among Children under Five Years in Ethiopia: Further Analysis with Ethiopian Demographic and Health Survey 2005–2016—Multivariate Decompositi... by Tilahun Yemanu Birhan, Dessie Abebaw Angaw

“…This study aimed to analyze the trends and predictors of change in underweight among children under five years in Ethiopia. Method. The data for this study were accessed from three Ethiopian Demographic and Health Survey data sets 2005, 2011, and 2016. …”
Get full text

Methods of Forensic Linguistics by V. O. Kuznetsov

“…He also gives a brief description of the key methods: observation, description, experiment, modeling, definitional analysis, synonymic paraphrasing, semantic decomposition, contextual analysis, analysis of the modal organization of the sentence, semantic and pragmatic analysis of the speech act.…”
Get full text

Predicting soil organic matter using corrected field spectra and stacking ensemble learning by Yu Wang, Xuhui Yan, Rongyanting Huo, Longcai Zhao, Jie Peng, Yongsheng Hong, Jing Liu

“…The study aims to assess the ability of spectra correction methods, including non-negative matrix decomposition (NMF), and generalized least squares weight (GLSW), when combined with the Stacking model, to predict SOM. …”
Get full text