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  1. 6161
  2. 6162

    Integration of Road Roughness Measurement Between Specialized Instrumentation and an Android-Based Application by Arbi Parianta Lukman, Retno Utami, Retno Utami, M. Rafli Yudhzan, M. Rafli Yudhzan

    Published 2024-12-01
    “…A polynomial analysis was performed to determine the relationship between the IRI values from both devices, resulting in the equation IRI (Roughometer) = -0.0022(IRIrd)² + 0.8464(IRIrd) + 1.8894, with a coefficient of determination (R²) of 0.4701. …”
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  3. 6163

    Pengujian Mutu Bahan Aktif IPA Glyphosate 480 SL dalam Sampel Produk Pestisida Secara Kromatografi Cair Kinerja Tinggi (HPLC) by Laili Meilany, Ferra Naidir, Novita Elia

    Published 2025-03-01
    “…The results of the quality testing analysis achieved show the linearity of the coefficient of determination (R2) of 0.9973 by CIPAC 3807, which is close to 1. …”
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  4. 6164

    Next-Generation Secure and Reversible Watermarking for Medical Images using Hybrid Radon-Slantlet Transform by A. Amsaveni, SatheeshKumar Palanisamy, Sghaier Guizani, Habib Hamam

    Published 2024-12-01
    “…This research article proposes a security-enhanced watermarking method for medical images using the Radon and Slantlet transforms. …”
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  5. 6165

    The effectiveness of schema-based education (the area of ​​selfmanagement and impaired or damaged performance) on academic self-efficacy and achievement motivation female students... by zohreh fotuhi, Hasan Asadzadeh, Ismail Sadipour, Fariborz Dortaj, Soghra Ebrahimighavam

    Published 2024-08-01
    “…The training package, based on schema, was developed by the researcher and had content and face validity, qualitatively and quantitatively determined by a panel of 10 experts with two validity coefficients: Content Validity Ratio (CVR) and Content Validity Index (CVI). …”
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  6. 6166

    Microstructure and Homogenization Process of Large Ingot of As-cast Condition C650R Nickel-based Alloy by Kou Jinfeng, Bai Yaguan, Nie Yihong, Zhang Xin, Zhang Bingbing, Li Jinshan, He Yixuan

    Published 2025-08-01
    “…Based on the results of dendrite elimination, carbides re-dissolution, and changes in the residual segregation coefficients of three elements (Mo, Nb, Ti) after different homogenization treatments, it was determined that the homogenization process for a 12-ton C650 nickel-based alloy ingot should be 1 200 ℃-1 220 ℃ with a holding time of over 96 hours. …”
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  7. 6167

    Stability and Optimal Control Analysis for a Fractional-Order Industrial Virus-Propagation Model Based on SCADA System by Luping Huang, Dapeng Gao, Shiqiang Feng, Jindong Li

    Published 2025-04-01
    “…As is known to all, there is no unified method to establish a Lyapunov function. In this paper, by constructing an appropriate Lyapunov function and applying the method of undetermined coefficients, we prove the global asymptotic stability for all possible equilibrium points. …”
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  8. 6168

    PHYSICAL FIELDS OF CIRCULAR CYLINDRICAL PIEZOCERAMIC RECEIVER IN PRESENCE OF A FLAT ACOUSTIC SOFT SCREEN by A. V. Derepa, A. G. Leiko, O. N. Pozdniakova

    Published 2017-06-01
    “…The physical fields of the system under consideration were determined by following solutions: the wave equation; equations of motion of thin piezoceramic cylindrical shells in displacements; equations of stimulated electrostatics for piezoceramics for given boundary conditions, conditions for coupling fields at interfaces and electrical conditions.A general conclusion was made concerning solving of an infinite system of linear algebraic equations with respect to the unknown coefficients of the expansion of the fields. …”
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  9. 6169

    Establishment of Hyperspectral Prediction Model of Water Content in Anshan-Type Magnetite by Xiaoxiao XIE, Yang BAI, Jiuling ZHANG, Yuna JIA

    Published 2024-12-01
    “…The prediction set determination coefficients (R2) of the models are 0.778 and 0.789, and the root mean square error (RMSE) were 5.45% and 5.41%, respectively. …”
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  10. 6170

    The Impact of Climate Change on the Content and Spatial Distribution of the Total Dissolved Solids in Bandar-e-Gaz Coastal Aquifer by Mohammad Mehdi Ansarifar, Meysam Salarijazi, Khalil Ghorbani, Abdolreza Kaboli

    Published 2019-09-01
    “…These models solve the driving partial differential equations numerically using a finite difference method. To implement this model, determination of boundary conditions, quantitative and qualitative observation wells, hydrodynamic coefficients of the aquifer, recharge, and discharge from the aquifer, porosity, and longitudinal dispersion coefficient are necessary. …”
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  11. 6171
  12. 6172

    Metode COPRAS untuk Menentukan Kain Terbaik dalam Pembuatan Pakaian pada Butik Batik Hatta Semarang by Saifur Rohman Cholil, Mohamad Adi Setyawan

    Published 2021-11-01
    “…The method used by researchers is the COPRAS (Complex Proportional Assessment) method, the results that will be obtained in the form of complex and accurate recommendations in determining the best fabric for making clothes at the Butik Batik Hatta. …”
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  13. 6173

    Pork-YOLO: Automated collection of pork quality traits by Jiacheng Wei, Xi Tang, Jinxiu Liu, Ting Luo, Yan Wu, Junhui Duan, Shijun Xiao, Zhiyan Zhang

    Published 2025-06-01
    “…When compared with the ground truth, the Pork-YOLO model exhibited satisfactory segmentation accuracy, closely aligning with the ground truth. The coefficient of determination (R2) between the results obtained by the Pork-YOLO model and the gold standard method was 0.9717. …”
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  14. 6174

    Analysis of PM<sub>2.5</sub> Pollution Transport Characteristics and Potential Sources in Four Chinese Megacities During 2022: Seasonal Variations by Kun Mao, Yuan Yao, Kun Wang, Chen Liu, Guangmin Tang, Shumin Feng, Yue Shen, Anhua Ju, Hao Zhou, Zhiyu Li

    Published 2024-12-01
    “…The result indicates that: (1) the proposed method outperformed Kriging, inverse distance weighting (IDW), and HASM, with coefficient of determination values ranging from 0.91 to 0.94, and root mean square error values ranging from 1.98 to 2.43 µg/m<sup>3</sup>, respectively; (2) all cities show a similar seasonal pattern, with PM<sub>2.5</sub> concentrations highest in winter, followed by spring, autumn, and summer; Beijing has higher concentrations in the south, Shanghai and Xi’an in the west, and Chengdu in central urban areas, decreasing toward the rural area; (3) potential source contribution function and concentration weighted trajectory analysis indicate that Beijing’s main potential PM<sub>2.5</sub> sources are in Hebei Province (during winter, spring, and autumn), Shanghai’s are in the Yellow Sea and the East China Sea, Xi’an’s are in Southern Shaanxi Province, and Chengdu’s are in Northeastern and Southern Sichuan Province, with all cities experiencing higher impacts in winter; (4) there is a negative correlation between precipitation, air temperature, and seasonal PM<sub>2.5</sub> levels, with anthropogenic emissions sources such as industry combustion, power plants, residential combustion, and transportation significantly impact on seasonal PM<sub>2.5</sub> pollution.…”
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  15. 6175

    The Long-Term Surface Deformation Monitoring and Prediction of Hutubi Gas Storage Reservoir in Xinjiang Based on InSAR and the GWO-VMD-GRU Model by Wang Huang, Wei Liao, Jie Li, Xuejun Qiao, Sulitan Yusan, Abudutayier Yasen, Xinlu Li, Shijie Zhang

    Published 2025-07-01
    “…The GWO-VMD-GRU model demonstrates strong predictive performance with a coefficient of determination (R<sup>2</sup>) greater than 0.98 for the gas well test points. …”
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  16. 6176
  17. 6177

    Investigating the Relationships between Internet Addiction and Suicidal Ideation in Adolescent Girls by Zeynab Akbari, Fatemeh Serjouie, Jafar Sarani Yaztappeh, Mohammad Hossein Turkzadeh, Faeze Ziaei, Ali Bagheri, Maryam Sate Zohd, Amir Sam Kianimoghadam

    Published 2024-12-01
    “…The study's most significant findings indicate that PSS, externalizing problems, and alexithymia significantly mediate the relationship between SI and IA. The coefficient of determination for the SI variable was 0.33, which means that predictor variables can explain 33% of the variance in SI (IA, PSS, alexithymia, and externalizing problems). …”
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  18. 6178
  19. 6179

    Construction and application of near-infrared spectroscopy analysis model for peanut quality traits by Hairong CAI, Wenjing SONG, Jianben LIN, Jiawei LIU, Yuanyuan GUO, Bowen LI, Haiyang YANG, Jiayi LU, Hanfeng SHI, Jiankuan WANG, Fangming LI, Tao GUO

    Published 2025-07-01
    “…The single and composite preprocessing methods were compared to select the best model that performed optimally under this spectral preprocessing by comparing the determination coefficients (R2) and root mean square errors of calibration (RMSEC) of different models. …”
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  20. 6180