At the same time, the reasonable estimate about the stability of wall rock and timbering parameter supplies designers and builders with the beneficial reference.
同时对围岩稳定性和支护参数进行了合理性评价,为设计和施工单位提供了有益的参考意见。
The new algorithm is also used in parameter estimate, and the results of linear estimate and nonlinear estimate all show the effective of the improved algorithm.
文中还将改进的实数遗传算法用于测量数据的估计中,得到了较好的线性和非线性参数估计结果。
It is a classic problem to estimate motion-parameter of target based on bearing series in non-linear domain.
利用目标的方位序列跟踪目标的运动参数是非线性领域的一个经典问题。
To estimate the parameter of velocity and acceleration with high accuracy and in real time for the measurement radar, an improved method based on spectrum zooming is proposed.
针对测量雷达要实时准确获得目标速度、加速度测量值的问题,提出了一种基于频谱细化的参数估计方法。
First, we obtain the empirical Bayesian estimator of the scale parameter for the double exponential distribution based on LINEX loss function and the convergence rate of the estimate.
首先利用非对称的LINEX损失函数对双指数分布族刻度参数进行了经验贝叶斯估计,并讨论了该估计的性质,给出了收敛速度。
How to diagnose system error models and how to estimate parameter of dynamic system error is discussed through analyzing practical example.
用算例讨论了如何判断系统误差为常值以及怎样估算复杂系统误差的参数。
The role of statistical inference is to estimate the best parameter values or constants in an assumed cost function.
的作用,统计推断是估计的最佳参数值或常数的假设成本函数。
It is frequently used to estimate a parameter when there is a limited amount of detailed information about the project (e. g., in the early phases).
当详细的项目信息有限时(如在项目早期阶段),经常使用这种方法对某一参数进行估算。
In this paper, parameter estimate algorithms is used to diagnose the burst fault in power system of carrier rocket.
文中研究了参数估计的方法在运载火箭动力系统突发故障诊断中的应用。
How to quicken the speed of parameter tracking for the least-squares estimate is studied in this paper.
本文探讨了如何加快最小二乘参数估计的参数跟踪速度问题。
By expanding in the Taylor series, we estimate the effect of the soil parameter variations on the soil transfer function in this paper.
本文采用秦勒级数展开估计土层参数随机性对场地传递函数的影响。
Buried depth of fault up-breakpoint is a important parameter in earthquake risk estimate of buried active fault.
断层上断点埋深是隐伏活动断层地震危险性评价中的一个重要参数。
This paper presents an optimization algorithm based on chaotic simulated annealing algorithm, which is used to estimate the parameter of Nonlinear Muskingum model.
提出了用混沌模拟退火法估计非线性马斯京根模型参数的优化算法。
The statistical capability of estimate of sinusoidal parameter in complex noise is researched in detail and the corresponding CRLB is given.
详细研究了复噪声中正弦参数估计的统计性能,给出了模型中各参数估计的克拉美罗限;
We have derived the formulas for wavelet coefficients of the fractal signal and white noise separately on the basis of which the maximum likelihood method is used to estimate the fractal parameter.
分别推导了分形信号和白噪声的小波系数统计量的公式,在此基础上用最大似然法进行参数估计。
Simulations also show that the method is applicable to a number of engineering problems for state estimate and parameter identification.
其结果表明,对参数突变的系统,应用该方法进行状态估计或参数辨识,具有很好的跟踪突变参数的效果。
The parameter estimate of the original SISO model is obtained by first estimating the numerator of the new SIMO model transfer function and then the common denominator.
然后通过对新的SIMO模型先估计分子参数、后估计分母参数的方法,即可获得原SISO模型的参数估计。
The integrated cotton fiber quality index could either estimate the quality of raw cotton fiber or estimate yarn tensile quality, and is a parameter of no units.
纤维综合品质指数是既能评价棉纤维品质质量,又能反映成纱品质质量的一个综合指数,是一个无量纲的参数。
This study provides one method of parameter estimate of the model.
本研究对建立的模型给出了一种参数估计方法。
In this case optimally weighted LS estimate is not a linear estimate of a parameter given input and observation anymore and can not be compared with linear minimum variance estimate.
在这种情况下,最优加权最小二乘估计变成关于观测和输入的非线性估计,且与线性最小方差估计不可比。
The instrumental variable method and LILC criterion are used to estimate the order and parameter of electro-hydraulic position and force coupled system.
文中用辅助变量法和LILC定阶准则结合来估计电液位置和力偶系统的阶和参数,根据估计参数的渐近正态性确定模型的子阶和时滞。
This text systematically introduces the definition of CRFs, structure of the CRFs model, feature functions, parameter estimate and training methods.
本文系统的介绍了条件随机场的定义、模型结构、特征函数、参数估计及其训练方法等。
The result was a remarkably accurate estimate of a parameter called the gravitational constant, and from that Cavendish was able to calculate the density and mass of the earth.
测量结果惊人的准确,他测出了万有引力恒量的参数,在此基础上卡文迪许计算地球的密度和质量。
Systematically introduced parameter estimation of distributed sources on the base of models, including the maximum likelihood estimate, least squares estimator, DSPE, DISPARE, etc.
在模型基础上系统地介绍了已有分布式目标参数估计方法,包括最大似然与最小二乘算法,DSPE和DISPARE算法等。
The association interaction parameter of PPB-MAH can be used to express the molecule polarity quantitatively, and the ellipse equation can be used to estimate the solvability of solvents.
MAH的缔合力参数可以用来量化表示其分子极性,椭圆方程可以用作溶剂的可溶性的预测。
The methods of multi-perspective Mosaic ask mostly estimate the parameter of camera, the depth of every pixels, and more images.
不同视点重叠图象的拼接算法大都需要估计相机参数和每个像素的深度等。
Therefore, it can be concluded that J-integral as controlling parameter used to estimate the safety of welded structures is not always valid.
因此,采用J积分作为用来预测焊接结构安全性的控制参量是不正确的。
The variable part of the parameter vector is projected onto the signal subspace to identify intrinsic structural features of the scene and estimate the RCS.
信号子空间中包含目标边界特征,将参数向量中非直流部分投影到信号子空间,得到场景内目标细节信息,然后据此估计场景各点的雷达反射截面(RCS)。
The variable part of the parameter vector is projected onto the signal subspace to identify intrinsic structural features of the scene and estimate the RCS.
信号子空间中包含目标边界特征,将参数向量中非直流部分投影到信号子空间,得到场景内目标细节信息,然后据此估计场景各点的雷达反射截面(RCS)。
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