Methods to Quantitatively Evaluate the Effect of Shale Gas Fracturing Stimulation Based on Least Squares by DENG Cai, SUN Kexin, WEN Huan, HU Chaolang

“…The optimization targeted the perforation friction coefficient <italic>k</italic>_perf as the primary unknown variable. …”
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Free vibration analysis of graphene-reinforced FGM microplates under different boundary conditions by Nguyen Van Loi, Chu Thanh Binh

“…The microplate is made from functionally graded material (FGM) and reinforced with graphene nanoplatelets (GPLs). …”
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Soret-Dufour driven unsteady MHD bioconvective tetra-hybrid nano-additives over rotating disks with varying thermophysical property by Amudhini M, Poulomi De

“…It also found that skin friction decreases by 35 % with increase in variable viscosity parameter and Nusselt number increases by 11 % and 32 % with increase in nanoparticle volume fraction and thermal conductivity parameter respectively. …”
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A New Unconditionally Stable Method for Telegraph Equation Based on Associated Hermite Orthogonal Functions by Di Zhang, Fusheng Peng, Xiaoping Miao

“…The present paper proposes a new unconditionally stable method to solve telegraph equation by using associated Hermite (AH) orthogonal functions. Unlike other numerical approaches, the time variables in the given equation can be handled analytically by AH basis functions. …”
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Investigation of Withdrawal, Controlling Difficulty, Disorder in Functionality, and Social Isolation in Problematic Internet Use in Adolescents by Sema Bayraktar, Merve Boşat Sönmez

“…In addition, the study determined that the relationship between impairment of functioning and social Isolation was significant. When the coefficients related to path analysis were tested, it was found that the effect of impairment of functioning on deprivation was not statistically significant, whereas the effect of control difficulty and social isolation on deprivation was statistically significant. …”
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Real-Time Estimation Methods for the Frequency Support Function Based on a Virtual Wind Turbine by Bo-Hyun Woo, Ye-Chan Kim, Seung-Ho Song

“…As a result, wind turbines are now required to provide frequency support functions. To enable accurate analysis of the operational characteristics of wind turbines equipped with such control functions, this study proposes a virtual wind turbine model that estimates the operating point of a wind turbine in real-time under the assumption that frequency support functions are not performed. …”
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The Association between Physical Activity and Cognitive Function: Data from the China Health and Nutrition Survey by Qiankun Huang, Jing Zhao, Weiqing Jiang, Wenfeng Wang

“…The association between the variables and the cognitive function score was expressed as β coefficient with 95% confidence intervals (CIs). …”
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A functional data analysis approach for modelling frequency‐modulated tonal sounds in animal communication by Maria Silvia Labriola, Petra Oswine Pammer, Giulia Pedrazzi, Giancarlo Giacomini, Giovanna Jona Lasinio, Daniela Silvia Pace

“…Estimated functional coefficients of the regression model suggested that different contextual factors have a significant effect on the FM patterns of SWs. …”
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Evaluation of a seed drill for barley and vetch sowing as a function of varying seeding ratios by Arzu Yazgi, Tuncay Gunhan, Behcet Kir, Gulcan Demiroglu Topcu, Erdem Aykas

“…The seed flow and distribution uniformity across the rows were determined within laboratory conditions, while other response variables were assessed in the field conditions. Results The coefficient of variation values of flow evenness for barley and vetch were found to be 1.0–5.5% and 0.3–2.1%, respectively. …”
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Effect of interaction between resistance training and fasting on removal of creatinine and glomerular filtration in sedentary women with abdominal obesity by Ameneh Mohammadi, mahmoud Nikseresht, Mahnaz Omidi

“…Pearson correlation coefficient showed that creatinine clearance and glomerular filtration rate had an inverse and significant relation with age, while these variables were directly correlated with body mass index. …”
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Effective factors on variations of wheat production in climatic regions of Fars province by leyla sharifi, saeed bazgeer, hosain mohmmadi, alireza darbaneh astaneh, mostafa karimi ahmadabad

“…Independent variables in the translog function explain 92% of the changes in wheat production in Fars province.…”
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Enhancing Indian summer monsoon prediction: Deep learning approach for skillful long-lead forecasts of rainfall by Kalpesh R. Patil, Takeshi Doi, J.V. Ratnam, Swadhin K. Behera

“…An ensemble of JJAS rainfall predictions using the CNN model with a unique custom function showed high skills in predicting ISMR at a long-lead time of 12 months. …”
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Exact Solutions for Strong Nonlinear Oscillators with Linear Damping by Livija Cveticanin

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A mathematical approach to the role of chemical reactions and temperature-dependent fluid properties on the peristaltic transport of non-Newtonian Ree-Eyring fluid in a nonuniform... by Prathiksha Sanil, Manjunatha Gudekote, Rajashekhar Choudhari, Madhavi M. R., Hanumesh Vaidya, Kerehalli Vinayaka Prasad

“…It ensures precise flow control in applications like pharmaceuticals, food processing, and chemical handling, while slip conditions enhance efficiency by reducing boundary friction. The current study explores the peristaltic transport of Ree-Eyring fluid through a non-uniform channel, focusing on temperature-dependent fluid properties such as viscosity and thermal conductivity, which are vital in modelling biological and industrial applications. …”
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Innovative measurement of routine physiological variables (heart rate, respiratory rate and oxygen saturation) using a remote photoplethysmography imaging system: a prospective com... by Eliane Albuisson, Anthony Moussu, Bruno Chenuel, Yohann Bernard, Mathias Poussel, Véronique Saunier

“…Remote photoplethysmography imaging (rPPG) makes it possible to use a camera video to measure some of the most valuable physiological variables: heart rate (HR), respiratory rate (RR) and oxygen saturation (SpO2). …”
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A MATHEMATICAL APPROACH TO INVESTMENT WITH CHARGE ON BALANCE AND VOLUNTARY CONTRIBUTIONS UNDER WEIBULL MORTALITY FORCE FUNCTION by Edikan Edem Akpanibah, Peter Benneth, Ase Matthias Esabai

“…It was discovered that the composition of the OCS depends on the instantaneous volatility, tax on investment, AVC, risk aversion coefficient (RAC), CB and the correlation coefficient. …”
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Method for solving mixed boundary value problems for parabolic type equations by using modifications Lagrange-Sturm-Liouville operators by Alexandr Trynin

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Relationship between functional movement screening (FMS) scores and balance and strength performance in young male athletes by Şükran İribalcı, Mert Aydoğmuş, Serkan Revan, Harun Genç

“…Shapiro-Wilk test was applied to determine if the data were normally distributed, Pearson’s correlation coefficient analysis was used measure linear correlation, and Spearman’s rank correlation coefficient (ρ) was determined to measure the strength and direction of correlation between variables. …”
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Exploring the nexus between hydroclimatic variability, population growth, land use land cover change, and long-term upper Nyong Basin River chemistry (Central Africa rainforest) by David Eric Komba, Gustave Raoul Nkoue Ndondo, Jean Riotte, Stéphane Audry, Bertil Nlend, Bernadette Nka Nnomo, Suzanne Ngo Boum-Nkot, Henriette Ateba Bessa, Enoh Jeanot Fongoh, Laurie Boithias, Christelle Lagane, Jules Rémy Ndam Ngoupayou, Marie Joseph Ntamak-Nida, Jacques Etame, Jean Jacques Braun

“…Abstract Hydrological and hydrogeochemical functioning of rivers depends on the relationship between climatic variability, land use and land cover change (LULCC), and population dynamics. …”
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Correlation between Rainfall and Runoff in Fuchun River Basin Based on Copula Functions and Kernel Density Estimation by YANG Sheng-mei, ZHU De-kang, CHENG Xiang, LI Bo, ZHU Yan-ze, MA Wen-sheng

“…The Gaussian was selected to estimate the marginal distributions of hydrological variables in the Fuchun River Basin, demonstrating higher simulation accuracy without relying on any distribution assumption.(2) By estimating the Kendall and Spearman rank correlation coefficients of the bivariate functions of Gaussian-Copula, t-Copula, Clayton-Copula, Frank-Copula, and Gumbel-Copula, and comparing them with the Kendall and Spearman rank correlation coefficients of the original observed data, it was found that Gaussian-Copula and Gumbel-Copula were closer to the observed data.(3) By calculating the Euclidean distance, the fitting performance of the Copula functions was evaluated. …”
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