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Showing 7,721 - 7,740 results of 15,724 for search 'determined (coefficient OR efficient) method', query time: 0.27s Refine Results
  1. 7721

    Testing the effectiveness of an algorithm for suppressing self-excited vibrations during intensive braking of a vehicle by A. V. Klimov

    Published 2024-11-01
    “…Based on field experiment method, the efficiency and effectiveness of the algorithm for suppressing self-excited vibrations during deceleration has been determined, which allows for six-fold reduction in maximum amplitudes and 3-3,5-fold reduction in averaged amplitudes, while excluding changes in the moment sign during vehicle intense deceleration.Conclusion. …”
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  2. 7722

    Reliability and Quality of Complex Systems by S.M. Gerashchenko, A.D. Semenov, S.I. Gerashchenko, N.V. Goryachev, I.M. Rybakov

    Published 2025-02-01
    “…Comparison of the air and liquid working environment showed that the transmission coefficient of the water channel, in the working frequency range, is approximately 17 times greater than the transmission coefficient of the air channel, and the phase distortion coefficient is four times smaller. …”
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  3. 7723

    LIGHt-based rapid detection of starch in tobacco leaves by smartphone sensing by Wenchen Li, Yunfei Sha, Junwei Xiong, Yumei Chen, Yaqiong Zhang, Jianhao Zhang, Lan Xu, Weiying Lu

    Published 2025-02-01
    “…Abstract A rapid and efficient detection method to detect the total starch in tobacco leaves using smartphone-based anthrone-sulfuric acid colorimetry is established under the framework of the low-cost, immediate, general-purpose, and high-throughput (LIGHt) smartphone-based colorimetry. …”
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  4. 7724

    DNA methylation expression patterns predict outcome of clear cell renal cell carcinoma by Xuwen Li, Haoxi Wang, Yajian Li, Yihao Zhu, Yabo Zhai, Nianzeng Xing, Xiongjun Ye, Feiya Yang

    Published 2025-05-01
    “…Abstract Objective To identify DNA methylation markers related to clear cell renal cell carcinoma (ccRCC) prognosis and construct a prognostic model. Methods Methylation data from TCGA and GSE113501 dataset were analyzed. …”
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  5. 7725

    Sentinel lymph nodes biopsy for malignant tumors using Technefit radioactive colloid Technetium 99mTc by Irina Onofriychuk, Aziz Zikiryahodzhaev, Anatoliy Ermakov, Nataliya Ablitsova, Eric Saribekyan, Elena Rasskazova, Gadgimurad Zapirov, Stanislav Mikhailov, Andrey Kaprin, Anna Sukhotko, Serghei Covantsev

    Published 2024-12-01
    “…The first trial included Technefit intradermal-hypodermal injection into one point above the tumor node, RPP activity of 75 to 200 mBq at a room temperature of 21°C, without preliminary anesthesia with Novocain solution. Conclusion: We determined the most efficient dosages of activities, volume, and characteristics of radioactive colloid administration aimed at the examination and biopsy of sentinel lymph nodes using the radiopharmaceutical preparation Technefit 99mTc in patients with malignant tumors of different localizations, namely breast cancer and skin melanoma. …”
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  6. 7726

    Landslide susceptibility assessment based on machine learning and encoder coupling by ZHANG Mengmeng, LI Shaoda, WANG Xiao, LI Xinyue, DAI Keren

    Published 2025-03-01
    “…Twelve influencing factors were selected to construct the landslide susceptibility evaluation index system, the coefficient of determination (CF) was used to quantify the evaluation index, and noise-reducing auto-encoders (DAEs) and convolutional auto-encoders (CAE) were added to the best-performing model by comparing the logistic regression (LR) and the support vector machine(SVM) models.ResultsThe results showed that compared with the CF-LR model, the CF-SVM model, the precision (P), F-measure, Kappa coefficient, overall accuracy (OA), and AUC of the CF-SVM model increased by 31.9%, 1.1%, 17.1%, 8.5%, and 8.6%, respectively, After adding the DAE encoder, the recall (R), F-measure, Kappa coefficient, and overall accuracy (OA) of the CF-SVM-DAE model increased by 8.1%, 5.8%, 8.1%, and 4%, respectively, compared to the CF-SVM model After adding CAE encoders, the recall (R), F-measure, Kappa coefficient, and overall accuracy (OA) of the CF-SVM-CAE model increased by 0.4%, 0.2%, 0.2%, and 0.1%, respectively, compared to the CF-SVM model.ConclusionsThe CF-SVM model has higher prediction accuracy among the selected machine learning methods. …”
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  7. 7727

    Enhanced Short-Time Thermal Transient Model and Testing Procedure for High Power Density Motors, Such as in Supercar Traction by Paolo Pescetto, Gaetano Dilevrano, Fausto Stella, Gianmario Pellegrino, Aldo Boglietti

    Published 2025-01-01
    “…The short-time thermal transient (STTT) test is an efficient and precise method for determining the winding thermal capacitance and winding-to-back-iron thermal resistance in ac motors. …”
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  8. 7728

    Research on scene matching positioning technology for large-scale indoor scenes by Chenchen Zhou, Yujin Kuang, Tongfei Hu, Xiaoguo Zhang

    Published 2025-05-01
    “…Firstly, a prior database via the Oriented FAST and Rotated BRIEF feature extraction algorithm, employing a bag-of-words model for efficient feature matching, is proposed. Then, a Hidden Markov Model-based relocalization method uses historical information to quickly identify the actual corresponding place in similar indoor scenes, and the Perspective-n-Points are used to determinate the camera pose. …”
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  9. 7729

    Route to Measure Exact Parameters of Bio-Nanostructures Self-Assembly by Mikhail Kryuchkov, Jana Valnohova, Vladimir L. Katanaev

    Published 2024-10-01
    “…In this article, we introduce a novel method to determine the key parameters describing the self-assembly mechanism of bio-nanostructures. …”
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  10. 7730

    Trajectory Planning for Autonomous Vehicles at Intersections Based on the Spatial Structure by Jiangyan Gu, Shan He, Yu Li, Qunzhi Shi, Shen Ying

    Published 2025-01-01
    “…To validate the effectiveness of this approach, experiments are conducted in four static intersections and six dynamic scenarios with different spatial structures. Compared with other methods like A∗ and dynamic programming, this approach is more applicable and efficient. …”
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  11. 7731

    Advancing Dynamic Emergency Route Optimization with a Composite Network Deep Reinforcement Learning Model by Jin Zhang, Hao Xu, Ding Liu, Qi Yu

    Published 2025-02-01
    “…This paper establishes a combined neural network model considering soft time-window penalty and applies deep reinforcement learning (DRL) to address the dynamic routing problem in emergency logistics. This method utilizes the actor–critic framework, combined with attention mechanisms, pointer networks, and long short-term memory neural networks, to determine effective disaster relief path, and it compares the obtained scheduling scheme with the results obtained from the DRL algorithm based on the single-network model and ant colony optimization (ACO) algorithm. …”
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  12. 7732

    Sequence Comparison Alignment-Free Approach Based on Suffix Tree and L-Words Frequency by Inês Soares, Ana Goios, António Amorim

    Published 2012-01-01
    “…In such cases, an alternative alignment-free method would prove valuable. Our method starts by a computation of a generalized suffix tree of all sequences, which is completed in linear time. …”
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  13. 7733

    Structural behavior of Lightweight and High strength Layered Hollow Core Slabs by Louay A. Aboul-Nour, Ahmed S. Eisa, Asmaa El-Ghamry

    Published 2023-01-01
    “…The %core, a/d, RFT ratio, and connection method were the different studied parameters. A push-out test was conducted on triplet specimens to study the bond strength at the interface between HSC jacket and LWAC cubes using bond agent material or shear dowels, or without treatment, to determine which method of them is suitable for connecting the two layers of the tested slabs. …”
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  14. 7734

    Site Selection for Solar–Wind Hybrid Energy Storage Plants Based on Triangular Fuzzy Numbers: A Case Study of China by Hui Zhao, Hongru Zang

    Published 2025-07-01
    “…The study also performs comparative and sensitivity analyses to confirm the effectiveness of the proposed methods. Proper siting can optimize the efficiency of resource use, which not only helps achieve more efficient use of clean energy but also promotes local economic development and job creation.…”
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  15. 7735

    Aggregation-Dispersion Chromatography: Application of Elastin-like Polypeptides by Han Bin Shin, Young Kee Chae

    Published 2024-11-01
    “…Protein purification is a crucial step for various downstream applications like drug development, antibody preparation, and structure determination. The constant pursuit is for methods that are more efficient and cost-effective. …”
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  16. 7736

    PENERAPAN SISTEM INFORMASI PENJUALAN DENGAN PLATFORM E-COMMERCE PADA PERUSAHAAN DAERAH APOTEK SARI HUSADA DEMAK by Arina Nur Syahputri, Dimas Aryo Anggoro

    Published 2020-04-01
    “…E-commerce solutions will overcome the problem of some customers who do not easily reach the location of the pharmacy because the transaction activities do not have to be in one place and it is difficult to check the stock of the drug, so that information systems are made more effective and efficient. The method used uses SDLC application development, namely waterfall. …”
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  17. 7737

    A design-based framework for optimal stratification using super-population models with application on real data set of breast cancer. by Faizan Danish

    Published 2025-01-01
    “…This stratification leads to more efficient sample sizes (SS) and improved accuracy in parameter estimation. …”
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  18. 7738

    Reconstruction of Tokamak Plasma Emissivity Distribution by Approximation with Basis Functions by Tomasz Czarski, Maryna Chernyshova, Katarzyna Mikszuta-Michalik, Karol Malinowski

    Published 2025-05-01
    “…A robust and computationally efficient method is proposed for reconstructing the spatial distribution of plasma radiated power, with a view toward enabling real-time applications. …”
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  19. 7739

    Cooperative and Hierarchical Optimization Design of Shipboard MVDC System for Adapting to Large, Pulsed Power Load by Zhimeng Liu, Yongbao Liu, Youhong Yu, Rui Yang

    Published 2025-02-01
    “…The proposed method is applied to determine the system optimal energy storage configuration and dynamic performance across multiple scenarios, including different propulsion conditions with various types of large, pulsed power loads. …”
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  20. 7740

    Motion Performance Analysis and Control of Robotic Hydraulic Manipulator Arm by Zenglin YE, Liangan ZHANG, Shoupeng WU, Sa SUN, Fengfeng ZHANG

    Published 2025-03-01
    “…First, the robot’s linkage coordinate system is established using the Denavit–Hartenberg (D–H) method. The forward and inverse kinematics of the robot’s manipulation and joint spaces are analyzed, and the mapping relationship between the robot’s joint space and drive space is determined using a geometrical method, providing the velocity Jacobi analysis of the robot. …”
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