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Showing 7,661 - 7,680 results of 15,724 for search 'determined (coefficient OR efficient) method', query time: 0.22s Refine Results
  1. 7661

    HPTLC assay of nicotine and cotinine in biological samples by Ana Maria Vlasceanu, Daniela Luiza Baconi, Anne Marie Ciobanu, Vlad D. Constantin, Liana Pleș, Cristian Balalau, Miriana Stan

    Published 2018-10-01
    “…This study presents the development of a simple high-performance thin layer chromatography (HPTLC) method for the determination of nicotine and its metabolite cotinine in human plasma and urine. …”
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    Article
  2. 7662

    The manifestation of VIS-NIRS spectroscopy data to predict and mapping soil texture in the Triffa plain (Morocco) by Ayoub Lazaar, Biswajeet Pradhan, Zakariae Naiji, Abdelali Gourfi, Kamal El Hammouti, Karim Andich, Abdelilah Monir

    Published 2020-12-01
    “…The results of prediction models showed excellent performance for the VIS-NIRS spectroscopy to predict the sand fraction with a coefficient of determination R2=0.93 and Root Mean Squares Error (RMSE)=3.72 and good prediction for the silt fraction (R2=0.87; RMSE= 4.55), and acceptable prediction for the clay fraction (R2= 0.53; RMSE=3.72). …”
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  3. 7663

    Invariants in problems of pattern recognition and control of states of complex objects by V. B. Melekhin, V. M. Khachumov, M. V. Khachumov

    Published 2022-08-01
    “…The aim of the study is to build emulators of the main sensors of a small spacecraft (SC).Method. The quality of recovery is determined by the standard deviation (RMS) of the data from the standards. …”
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  4. 7664

    A Novel Approach for Maize Straw Type Recognition Based on UAV Imagery Integrating Height, Shape, and Spectral Information by Xin Liu, Huili Gong, Lin Guo, Xiaohe Gu, Jingping Zhou

    Published 2025-02-01
    “…Compared to traditional methods that relied solely on spectral information for recognition of maize straw types, the proposed approach achieved a significant improvement in overall classification accuracy, increasing it by 8.95% to reach 95.46%, with a kappa coefficient of 0.94. …”
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  5. 7665

    Improving Tanzanian student nurse-midwives’ knowledge, skills and attitude in postpartum hemorrhage prevention through simulation-based education: a pre-post quasi experimental stu... by Rose Faustine, Ingrid Tjoflåt, Eva Christina Furskog Risa, Jane Rogathi, Michael Johnson Mahande

    Published 2025-04-01
    “…Abstract Background Postpartum hemorrhage is a leading cause of maternal deaths in Tanzania, highlighting the critical need for effective training for student nurse-midwives in ordinary diploma programs. The study aimed to determine the changes in knowledge, skills, self-confidence, and satisfaction in preventing and managing postpartum hemorrhage among student nurse-midwives after the simulation-based education method is being used. …”
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    Article
  6. 7666

    Analysis of Greenhouse Gas Emissions and Energy Consumption Depending on the Material and Construction Solutions and the Energy Carrier Used—A Case Study by Grzegorz Nawalany, Paweł Sokołowski, Tomasz Jakubowski, Atilgan Atilgan

    Published 2024-12-01
    “…The obtained results showed a high agreement between theoretical and real data (85–89% for the coefficient of determination (R<sup>2</sup>) and 84–88% for the GOF method). …”
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    Article
  7. 7667

    Assessment of GEP and ANN for Predicting Suspended Sediment Load: A Case Study of Ghatoor and Aland Rivers, West Azerbaijan, Iran by Emad Fardoost, Majid Dastgahi, Reyhane Nourali, Elham Ayati

    Published 2024-01-01
    “…Two statistical indices were used to evaluate the models: the coefficient of determination (R-squared) and the Mean Absolute Error (MAE). …”
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    Article
  8. 7668

    Hybridization of Machine Learning Algorithms and an Empirical Regression Model for Predicting Debris-Flow-Endangered Areas by Xiang Wang, Mi Tian, Qiang Qin, Jingwei Liang

    Published 2023-01-01
    “…Finally, the performance metrics (i.e., coefficient of determination (R2), root-mean-square error (RMSE), and mean absolute error (MAE)) of the proposed hybrid models are comprehensively investigated and compared with the single predictive model (i.e., MARS, RF, SVM, and the empirical model) under fivefold cross-validation. …”
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    Article
  9. 7669

    A semi-supervised learning technique assisted multi-objective evolutionary algorithm for computationally expensive problems by Zijian Jiang, Chaoli Sun, Xiaotong Liu, Hui Shi, Sisi Wang

    Published 2025-01-01
    “…A group of tests on DTLZ test problems with 3, 5, and 10 objective functions, combined with a practical application, are conducted to assess the effectiveness of our proposed method. Comparative experimental results versus six state-of-the-art evolutionary algorithms for expensive problems show high efficiency of SLTA-MOEA, particularly for problems with irregular Pareto fronts.…”
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    Article
  10. 7670

    Multi-step prediction of coal mine adit deformation based on time convolutional long short-term memory by Wenli JI, Xin DAN, Chenyang MA, Jing CHAI, Yuyi WU, Fengqi QIU, Wentao LIU, Wulin LEI, Yongliang LIU

    Published 2025-04-01
    “…Compared with existing methods, the proposed prediction method has a coefficient of determination (R2) of 0.99, and the root mean square error (RMSE) and mean absolute error (MAE) are reduced by 3.0%−10.0% and 5.0%−20.0% in single-step prediction, respectively, resulting in more accurate predictions. …”
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  11. 7671

    Autonomous Robotic Path Planning Based on the Gaussian Mixture Model in Complex Manufacturing Environment by Rui Sun, Yuanmin Wang, Wenzheng Zhao, Yinhua Liu

    Published 2024-01-01
    “…The results show that compared with the benchmark methods, the proposed method can improve the planning efficiency, reduce the path length, and be more robust. …”
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  12. 7672

    Kriging-Based Time-Variant Reliability Analysis Incorporating Error Distance Function and First Crossing Time Point by Fuhong Yu, Xiao Wu, Shui Yu

    Published 2025-05-01
    “…For complex performance functions, our method offers significant computational efficiency benefits compared to other approaches.…”
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    Article
  13. 7673

    Optimized Partition Scheme for Prefabricated Underpass with Large Cross Section by Zhiyi Jin, Taiyue Qi, Xiao Liang, Bo Lei

    Published 2021-01-01
    “…The prefabricated and assembly construction method has been introduced to replace the traditional cast-in-place method to achieve quick construction. …”
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  14. 7674

    A Two-Phase Embedding Approach for Secure Distributed Steganography by Kamil Woźniak, Marek R. Ogiela, Lidia Ogiela

    Published 2025-02-01
    “…Steganography serves a crucial role in secure communications by concealing information within non-suspicious media, yet traditional methods often lack resilience and efficiency. Distributed steganography, which involves fragmenting messages across multiple containers using secret sharing schemes, offers improved security but increases complexity. …”
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  15. 7675

    Institutions and economic growth: An examination of their correlation in Bosnia and Herzegovina by Amra Babajić, Mirnesa Baraković Nurikić, Nisad Karabegović

    Published 2025-01-01
    “…The central research question is: Does institutional quality determine economic growth in B&H? Specifically, which elements of institutional quality have a positive impact, and which have a negative impact on GDP? …”
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  16. 7676

    Balance assessment with decreased base of support for children with disabilities by Guilherme M. Cesar, Madison Giebler, Thad W. Buster, Judith M. Burnfield

    Published 2024-12-01
    “…Linear regressions separately determined the impact of TS and SLS on total PBS score in both groups. …”
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  17. 7677

    SPECIFIC FEATURES IN BUILDING AND DEVELOPMENT OF RESIDENTIAL AREA IN SUBURBS OF LARGEST BELARUSIAN CITIES by Ya. S. Shcharbach, G. A. Potaev

    Published 2017-07-01
    “…The paper recommends to form, develop and preserve landscape and recreational areas in order to ensure an efficient recreational and ecological functions of the suburban zones.…”
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  18. 7678

    Analysis of construction and demolition waste prediction post-earthquake disasters by Ugur Emre Temelli, Naim Sezgin, Bilge Ozdogan Cumali, Semih Nemlioglu

    Published 2025-07-01
    “…The proper management of construction and demolition wastes (CDWs) involves understanding their origins, generation, and efficient collection methods. This is especially crucial in developing countries experiencing rapid urbanization and industrialization, where new construction and the reconstruction of older, lower-quality buildings are common practices. …”
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  19. 7679
  20. 7680

    Use of criterial analysis to assess the aero-gas-dynamic perfection of surface-to-air missile by М.В. Амброжевич, А.С. Карташев, О.В. Корнєв, В.О. Середа

    Published 2021-12-01
    “…These conditions should follow from the given functional purpose of the object: the method of guidance, the range and height of destruction of air targets, the characteristic type of targets, the method of launching the rocket, the construction of control system. …”
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