Explainable Ensemble Learning Model for Residual Strength Forecasting of Defective Pipelines by Hongbo Liu, Xiangzhao Meng

“…The model’s prediction performance is evaluated using mainstream metrics such as the Mean Absolute Percentage Error (MAPE), Coefficient of Determination (R²), Root Mean Square Error (RMSE), robustness analysis, overfitting analysis, and grey relational analysis. …”
Get full text

TO THE ISSUE OF DETERMINATION OF THE INSURABLE RESERVE VOLUME by N. V. Andrianov, O. V. Shchukina

“…The theoretical and practical aspects of logistic function in the process of purchases are examined. The methodical recommendations for determination of the insurable reserve volume are given. …”
Get full text

Simulating Сarbon Dioxide Emissions when Cultivating Soil by Nozim I. Jabborov, Aleksandr V. Dobrinov, Aleksei P. Mishanov, Anatoliy P. Savelyev

“…The study is aimed at developing a mathematical model for determining and forecasting carbon dioxide emissions from soil cultivated with different methods. …”
Get full text

Usability Evaluation of the Online Skill Assessment Tool by Merve Yıldız, Muhammet Berigel, Furkan Kalyoncu, Özlem Özgenç Keleş

“…In the study, the user-based method, in which user experiences are employed, was used, and according to the effectiveness, efficiency and satisfaction criteria determined by ISO 9241-11, the usability of the online skill assessment tool was evaluated. …”
Get full text

Ilaser Submucous Destruction in the Treatment of Hemorrhoids by S. A. Frolov, D. V. Vyshegorodtsev, A. M. Kuzminov, Yu. L. Trubacheva, V. Yu. Korolik, I. S. Bogormistrov, I. A. Mukhin, A. N. Ryndin, A. A. Anarbaeva

“…Aim: to improve the results of treatment in patients with hemorrhoids of the 2nd and 3rd stages.Materials and methods. The prospective study included 60 patients with hemorrhoids of the 2nd and 3rd stages. …”
Get full text

Study on diffusion coefficient of benzene and ethyl benzene vapours in nanoporous silica aerogel and silica aerogel-activated carbon composites by A. Mohammadi, J. Moghaddas

“…For the first time, the experimental data have been fitted with intra-particle diffusion model for determining of diffusion coefficients. The saturation adsorption capacity of benzene and ethyl benzene vapours was 2033 mg.g-1 and 458 mg.g-1 respectively. …”
Get full text

Use of the Laser Beam Deflection Technique for Thermo-Optic Coefficients Study in Gadolinium-Yttrium Oxyorthosilicate Doped with Erbium Ions by K. V. Yumashev, V. I. Goman, L. K. Pavlovski, A. V. Hertsova, A. M. Malyarevich

“…Results of use of the laser beam deflection technique for determination of thermo-optic coefficients (TOCs) of the Er3+-doped gadolinium-yttrium oxyorthosilicate crystal (Er3+:(GdY) SiO– Er:GYSO) are presented. …”
Get full text

Introducing Angle B: A Novel Quantitative Approach for Sagittal Alignment Reduction in Atlanto-Axial Dislocation Surgery by Cui S, Wang X, Li K, Feng H, Liu Z, Jian F, Wang K

“…Theoretical equations were deduced through a series of angular transformations, and linear regression analysis was used to validate our findings.Results: Our results showed a strong linear relationship between the change in CL (ΔCL) and the change in B(ΔB) (y=− 1.0402x, coefficient of determination R²=0.978, P< 0.001), supporting our deduction that ΔCL=ΔB. …”
Get full text

Photocatalytic Degradation of Acid Black 210 dye Using Fixed Bed Reactor Containing Zinc Oxide Nanoparticles: Effects and Box–Behnken Optimization by Zahraa A. Najm, Mohammed A. Atiya, Ahmed K. Hassan

“…The optimized parameters for the fixed-bed system were with a removal efficiency of 69% determined as 2.25 mL/min, 1.21 cm, 30 mg/L, and 15 W/m2 for flow rate, ZnO-NPs height, AB210 concentration, and UV intensity respectively. …”
Get full text

Factors associated with macrosomia among singleton live-birth: A comparison between logistic regression, random forest and artificial neural network methods by Payam Amini, Saman Maroufizadeh, Omid Hamidi, Reza Omani Samani, Mahdi Sepidarkish

“…Background: Macrosomia with adverse outcomes for mother and infant is affected by several risk factors. Classification methods including logistic regression, random forest and artificial neural network are used to determine high risk groups for macrosomia.   …”
Get full text

Spatial Heterogeneity of Soil Nutrient in Principal Paddy and Cereal Production Landscapes of Fengtai County within the Huai River Basin, Eastern China by Zhiyang Jiang, Zheng Yin, Xinbin Li, Daokun Chen, Meiqin Huang, Yuzhi Zhou, Tingsen Wu, Mingze Zhao, Wenshuo Wang, Yupeng Zhang

“…How to accurately and quantitatively evaluate the soil quality of regional cultivated land and realize its efficient use has become an urgent problem. In order to explore the spatial autocorrelation and variation in soil nutrients in cultivated land in the plain of Fengtai County in the Huaihe River Basin, a total of 306 soil samples and mature wheat samples were collected in the study area to analyze soil pH, total nitrogen (TN), available nitrogen (AN), available phosphorus (AP), available potassium (AK) and slow-release potassium (SK) content and wheat biomass, and combined with geostatistical methods and GIS technology. …”
Get full text

Comparative Study of Multiple Supervised Classification Methods to Map Land Use in Local and Regional Scales (Case Study:Kan and Karaj Rivers Basin) by Maryam Alizadeh, Rooholah Mirzaee, Saedhosain Kiya

“…So, apart of the method, acceptable land cover/use map only can be extracted by increasing the number of training points and accurately determining the location of training points in two Anderson levels. …”
Get full text

Effects of repeated etching cycles using 15% hydrochloric acid on enamel loss and relative attenuation coefficient in resin infiltration by Dayang Fadzlina Abang Ibrahim, Noren Nor Hasmun, Yih Miin Liew, Annapurny Venkiteswaran

“…However, anecdotal evidence suggests that favorable esthetics outcomes can be obtained by increasing the etching cycles. Aim: To determine the incremental and total enamel loss when enamel surfaces are exposed to multiple etching cycles and to assess the relative attenuation coefficient after multiple etching cycles and resin infiltration treatment. …”
Get full text

Adaptive Determination of Optimum Switching Frequency in SiC-PWM-Based Motor Drives: A Speed-Dependent Core Loss Correction Approach by Sepideh Amirpour, Sima Soltanipour, Torbjorn Thiringer, Pranav Katta

Get full text

Comparative Study on Molecular Weight of Konjac Glucomannan by Gel Permeation Chromatography-Laser Light Scattering-Refractive Index and Laser Light-Scattering Methods by Mei Xu, Dong-Sheng Li, Bin Li, Chao Wang, Yu-Peng Zhu, Wen-Ping Lv, Bi-Jun Xie

“…The results show that the determination results of molecular weight of KGM are similar by two method, the molecular weight of KGM is 2.476×105 g/mol by online method measured, and it is 2.508×105 g/mol by single method measured, compared with only 1.3% difference between the two methods. …”
Get full text

Contextualizing Innovation Investor Behaviour Through Structural Simulation Modelling of Influential Factors

“…The key finding of this study is that an acceptable level of risk serves as a fundamental determinant of both financial product efficiency and investor self-determination, thereby fostering the development of both intrinsic and extrinsic motivation. …”
Get full text

Development of LC-MS/MS and GC-MS/MS Methods for the Detection of Ethyl Glucuronide (EtG) and Ethyl Palmitate (EtPa) in Hair by Sharnette Ashiru, Ethan Webster, Benjamin Barrett, Mathew Wade, Brian Rooney

“…Both EtG and EtPa methods obtained a coefficient of determination (r2) above 0.999 across concentration ranges of 4, 8, 16, 24, 48, and 96 pg/mg and 120, 240, 360, 480, 600, and 720 pg/mg. …”
Get full text

Novel methods for selecting stock portfolio in conditions of uncertainty and forecasting with RR-DEA, ANFIS, FGP: A case study of Tehran stock exchange. by Mohammadmahdi Taheri, Amir Azizi, Emran Mohammadi, Abbas Saghaei

“…In the first stage, the pharmaceutical industry data collected from the Tehran Stock Exchange (TSE) website is used to apply the robust ratio data envelopment analysis (RR-DEA) in GAMS software with respect to some specific financial indicators to determine efficient stocks in conditions of data uncertainty. …”
Get full text

In-Depth Analysis of Ka-Band Integrated Commercial Beamformer Non-Idealities in Phased Array Calibration and Pattern Prediction Methods for 5G Scenarios by Jorge Calatayud Maeso, Xiaoliang Sun, Alfonso Tomas Muriel-Barrado, Fernando Rodriguez Varela, Pablo Sanchez-Olivares, Jose-Manuel Fernandez-Gonzalez, Manuel Sierra Castaner

“…Simulations are executed to compare the REV method with a Selective-REV variant, designed to enhance coefficient prediction accuracy by leveraging a priori knowledge of phase-shifter amplitude deviations. …”
Get full text

Acoustic emission localization model of concrete material based on convolutional neural network by DENG Yongdong, ZHOU Jingren, LU Xiang, CHEN Jiangkang

“…The damage location detected by the localization model basically matches the real crack location.ConclusionsThe proposed localization model shows good localization efficiency and localization accuracy. Compared with the traditional iterative localization method, it is not affected by the initial value of iteration and the iterative method, and has the advantages of stable efficiency and high efficiency. …”
Get full text