Showing 1 - 20 results of 1,637 for search '(variable OR variables) density (method OR methods)', query time: 0.20s Refine Results
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    NONPARAMETRIC METHOD OF RECONSTRUCTING PROBABILITY DENSITY ACCORDING TO THE OBSERVATIONS OF A RANDOM VARIABLE by A. D. Kryzhanovsky, A. A. Pastushkov

    Published 2018-06-01
    “…The article suggests a nonparametric method of reconstructing probability density according to the observations of a random variable. …”
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    Research on attenuation rate correlation calibration method based on acoustic variable density logging by Dongming Liu, Ronghui Yan, Chao Zhou, Lisha Zhang, Pan Zhao, Bing Li, Jun Qin

    Published 2025-01-01
    “…Abstract In order to solve the problem of logging calibration without a free pipe in the process of acoustic variable density logging and the subjective problem of the free pipe calibration method, this paper studies an attenuation rate calibration method based on acoustic variable density logging. …”
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    An Approximation Method for Variational Inequality with Uncertain Variables by Cunlin Li, Hongyu Zhang, Rui Yuan, Yee Hooi Min, Tzu-Chien Yin

    Published 2023-01-01
    “…Since the uncertain variables are based on nonadditive measures, there is usually no density function. …”
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    High-Order Spectral Method of Density Estimation for Stochastic Differential Equation Driven by Multivariate Gaussian Random Variables by Hongling Xie

    Published 2023-01-01
    “…There are some previous works on designing efficient and high-order numerical methods of density estimation for stochastic partial differential equation (SPDE) driven by multivariate Gaussian random variables. …”
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    Orchard variable-rate spraying method integrating GNSS and wind-excited audio-conducted leaf area density by Hangxing Zhao, Hangxing Zhao, Hangxing Zhao, Shenghui Yang, Shenghui Yang, Shenghui Yang, Wenwei Li, Wenwei Li, Han Feng, Han Feng, Shijie Jiang, Shijie Jiang, Weihong Liu, Weihong Liu, Jingbin Li, Yongjun Zheng, Yongjun Zheng, Songchao Zhang

    Published 2025-07-01
    “…As a result, few fully functional variable-rate spraying systems have been developed based on this parameter.MethodsThis study presents a variable-rate spraying method that integrates global navigation satellite system (GNSS) positioning with wind-excited audio-conducted estimation of canopy leaf area density. …”
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    Topological optimization design of SLM additive manufactured unmanned aerial vehicle bearing joint structure based on variable density method by Shuaichao YUAN, Jianfeng WANG, Yuhang DUAN, Lujing HAO, Xiaohong ZHAN

    Published 2025-01-01
    “…The study then employed topology optimization, using the variable density method aimed at minimizing stress, to optimize the joint structure while retaining 40% of its original mass. …”
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    Self-Consistent Density Estimation in the Presence of Errors-in-Variables by Junhua Zhang, Yuping Hu, Sanying Feng

    Published 2014-01-01
    “…This paper considers the estimation of the common probability density of independent and identically distributed variables observed with additive measurement errors. …”
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    Asymptotic Behavior of Tail Density for Sum of Correlated Lognormal Variables by Xin Gao, Hong Xu, Dong Ye

    Published 2009-01-01
    “…We consider the asymptotic behavior of a probability density function for the sum of any two lognormally distributed random variables that are nontrivially correlated. …”
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    Exact Soliton Solutions to the Variable-Coefficient Korteweg–de Vries System with Cubic–Quintic Nonlinearity by Hongcai Ma, Xinru Qi, Aiping Deng

    Published 2024-11-01
    “…Based on different methods, we also obtain different solutions. Under the help of the wave ansatz method, we obtain the exact soliton solutions to the variable-coefficient KdV system, such as the dark and bright soliton solutions, Tangent function solution, Secant function solution, and Cosine function solution. …”
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    A geometry projection method for designing and optimizing additively manufactured variable-stiffness composite laminates by Yogesh Gandhi, Julián Norato, Ana Pavlovic, Giangiacomo Minak

    Published 2024-10-01
    “… A method for designing laminates is presented using geometry projection to optimize the layout of additively manufactured variable-stiffness composite laminates. …”
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    Design and Application of Variable Perforation Density for Horizontal Wells in Bottom Water Reservoir by ZHANG Jijiu, SHENG Tingqiang, ZHANG Zhiqiang, LI Jiling

    Published 2023-04-01
    “…Based on the calculation method, a variable density perforation scheme was designed for XH well of East China Sea. …”
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