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Showing 1,481 - 1,500 results of 15,724 for search 'determined (coefficient OR efficient) (method OR methods)', query time: 0.33s Refine Results
  1. 1481

    Autocorrelation Method for Phased Antenna Array Calibration Based on Far-Field Measurement System by Xuan Luong Nguyen, Nguyen Trong Nhan, Tran Van Thanh, Phung Bao Nguyen

    Published 2025-07-01
    “…Furthermore, the beams at a distance between two antennas equal 0.625λ were tilted by 1.5 and 8° for the proposed and conventional autocorrelation methods, respectively.Conclusion. The validation through actual measurement data confirmed that the proposed autocorrelation method is more accurate than conventional methods in determining amplitude and phase offsets. …”
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  2. 1482

    Path following control of underground mining articulated vehicle based on the preview control method by MENG Yu, GAN Xin, BAI Guo-xing

    Published 2019-05-01
    “…For the tracking overshoot problem caused by the inability of determining sudden changes of road curvature in the model predictive control strategy, a control method based on preview distance was proposed; thus, the vehicle path following control accuracy and stability was improved through the advance judgment of road mutation information. …”
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  3. 1483

    Simultaneous determination of 101 volatile organic compounds released from plastic runway tracks based on the environmental chamber-canister sampling-three-stage cold trap preconce... by Gan Liu, Gan Liu, Yong Ma, Yong Ma, Hong Wang, Hong Wang, Yanrong Meng, Yanrong Meng, Yu Huang, Yu Huang, Weitao Zheng, Weitao Zheng

    Published 2025-07-01
    “…This paper provides a strategy for detecting and monitoring volatile organic compounds released from plastic runway tracks. The method applies a simultaneous determination of 101 VOCs based on the environmental chamber-canister sampling-three-stage cold trap preconcentration-gas chromatography-mass spectrometry/flame ionization detection (GC-MS/FID) method. …”
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  4. 1484

    Taguchi Method-Based Synthesis of a Circular Antenna Array for Enhanced IoT Applications by Wided Amara, Ramzi Kheder, Ridha Ghayoula, Issam El Gmati, Amor Smida, Jaouhar Fattahi, Lassaad Latrach

    Published 2025-01-01
    “…To address this limitation, the synthesis method utilizing the Taguchi approach, originally designed for linear arrays, can be effectively extended to two-dimensional or planar antenna arrays. …”
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  5. 1485

    Study and Application of a Wet Ball Milling Ultra-fine Method for Geological Samples by Xuelin DONG, Zhao XIANG, Zhengxun JIA, Nan ZHANG, Shuoyun TONG, Yuxiang XIONG

    Published 2023-10-01
    “…With the rapid development of modern analytical instruments, analytical methods based on inductively coupled plasma-mass spectrometry (ICP-MS) have been widely used in laboratories across the country for the simultaneous determination of multiple elements in geological samples due to their low detection limit, high analytical flux, and wide linear range[10-14]. …”
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  6. 1486

    PECTIN THERAPY IS A METHOD OF PREVENTION OF REPRODUCTIVE LOSSES ASSOCIATED WITH INTRAPLACENTARY ACCUMULATION OF RADIONUCLIDES by А. Живецька- Денисова, І. Воробйова, Н. Скрипченко, Л. Лозова, О. Шамаєва, Н. Рудакова, С. Стрижак

    Published 2024-12-01
    “…Materials and methods. According to the study design, the first (research) group included 153 women with reproductive losses in anamnesis and signs of termination of the current pregnancy; the second (control) group included 30 women with an uncomplicated history and pregnancy. …”
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  7. 1487

    CONVECTIVE HEAT EXCHANGE ON THE LATERAL SURFACE OF A RELATIVELY LONG CYCLONE CHAMBER by E. N. Saburov, A. N. Orehov, D. A. Onokhin

    Published 2016-12-01
    “…The local heat transfer coefficient was determined for various values of the dimensionless longitudinal coordinate z coinciding with the axis of the chamber, and counted from the back end of the swirler. …”
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  8. 1488

    PHYSICAL-MATEMATICALSCIENCE MECHANICS SIMULATION CHALLENGES IN OPTIMISING THEORETICAL METAL CUTTING TASKS by Rasul V. Guseynov, Lyudmila M. Sultanova

    Published 2017-07-01
    “…The high stability of tools having optimal geometric parameters is determined. It is shown that the use of experimental planning methods allows the optimisation of cutting parameters. …”
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  9. 1489

    An Investigation of Data Mining Classification Methods in Classifying Students According to 2018 PISA Reading Scores by Duygu Anıl, Emrah Büyükatak

    Published 2022-12-01
    “…The purpose of this research was to determine classification accuracy of the factors affecting the success of students' reading skills based on PISA 2018 data by using Artificial Neural Networks, Decision Trees, K-Nearest Neighbor, and Naive Bayes data mining classification methods and to examine the general characteristics of success groups. …”
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  10. 1490
  11. 1491

    ANALISIS EFISIENSI TEKNIS DAN FAKTOR YANG MEMPENGARUHI EFISIENSI PADA USAHA TANI KUBIS DI DESA TALANG BELITAR KECAMATAN SINDANG DATARAN KABUPATEN REJANG LEBONG by Darmansyah A N, Ketut Sukiyono, Sri Sugiarti

    Published 2015-09-01
    “…Research of this commodity is mainly focused on income, productivity, production, less focused on how a technical efficiency level has been achieved by farmers. For this reason, this study is aimed at determining the level of technical efficiency and the factors that affect the level of technical efficiency of cabbage farm in the village Talang Belitar Sindang Dataran Sub District Rejang Lebong District. the method of data analysis used stochastic frontier production function assuming Cobb Douglas is the functional form of the production function area cabbage research. …”
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  12. 1492
  13. 1493

    Determination of the efficiency of single-photon emission computed tomography with 99mTc-HMPAO-labelled leukocytes in the diagnosis of myocarditis: Comparison of scintigraphic and... by S. I. Sazonova, Yu. N. Il’yushenkova, R. E. Batalov, Yu. V. Rogovskaya, Yu. B. Lishmanov, S. V. Popov

    Published 2016-03-01
    “…Objective: to determine the efficiency of single-photon emission computed tomography (SPECT) with 99mTc-HMPAOlabelled leukocytes in diagnosing myocarditis, by comparing scintigraphic and histological data.Material and methods. …”
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  14. 1494

    Characteristics and prediction methods of coal spontaneous combustion for deep coal mining in the Ximeng mining area by Li MA, Wenbo GAO, Longlong TUO, Pengyu ZHANG, Zhou ZHENG, Ruizhi GUO

    Published 2025-02-01
    “…As a result, the predicted temperatures based on the test set coincided well with the actual values, with a mean absolute error of 0.762℃, a root mean square deviation of 1.014, and a coefficient of determination of 0.999 4. The comparison between the predicted results of the CPO-RF model and the characteristic temperatures of coal spontaneous combustion enabled the efficient discrimination of the risks of coal spontaneous combustion. …”
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  15. 1495
  16. 1496

    Physical methods of mycotoxin content reduction in feeds and application of them in the compound feed industry (review) by S. V. Braginets, O. N. Bakhchevnikov

    Published 2021-02-01
    “…But before applying physical methods into the compound feed industry the rational parameters of their execution should be determined and optimum combinations of different methods for certain mycotoxins should be specified. …”
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  17. 1497

    Study on Early Warning Methods for Shipping Input Risks Under Consideration of Public Health Events by Zhanxin Ma, Xiyu Zheng, Jiachao Wu, Dongping Pu

    Published 2025-04-01
    “…It uses the TOPSIS (Technique for Order Preference by Similarity to Ideal Solution) model, modified by the entropy weight method, to calculate the importance of nodes in the shipping network. …”
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  18. 1498

    Econometric assessment of the level of development of balanced foreign economic relations in conditions of uncertainty by T. A. Yadigarov

    Published 2022-02-01
    “…The author uses entropy, statistical and econometric methods, including coefficient and regression analyses. …”
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  19. 1499

    PRINCIPLES AND METHODS OF WHEAT BREEDING ON TOLERANCE TO DISEASES IN KRIA NAMED AFTER P.P. LUKIYANENKO by I. B. Ablova, L. A. Bespalova, F. A. Kolesnikov, G. D. Nabokov, V. Ya. Kovtunenko, V. A. Filobok, R. O. Davoyan, Zh. N. Khudokormova, I. M. Mokhova, Yu. G. Levchenko, A. S. Tarkhov

    Published 2018-06-01
    “…The article presents the classification of the varieties according to the degree of their infection with leaf rust that is of great importance for the breeding and the conducting of genetic monitoring of disease resistance, to optimize phytosanitary state in the wheat agro phytocenosis. It has been determined that the most efficient method to create the varieties tolerant to head fusarium is a complex hybridization, intended on the pyramiding of the genes with specific and unspecific resistance. …”
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  20. 1500

    Comparison of IGDT, TOAT and STC Methods in Robust Planning of Transmission Network Expansion in the Presence of Uncertainties by Shahriar Abbasi

    Published 2024-04-01
    “…Using these methods, robust expansion plans for the modified 6-bus Garver test system are determined and compared. …”
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