查询词典 parameter estimation

A new kind of algorithm, which is based on Dirac δ-Function, is established by Nonstandard Analysis for M/G/1 queueing system performance gradient estimation with respect to a kind of probability parameter.

新算法在实现过程中需要用样条函数来近似δ函数，但可以同时估计M/G/1排队系统中顾客期望系统时间和忙期期望长度对概率参数的梯度。

Genetic parameter estimation is one of the most important steps in treebreeding.

遗传参数估算是林木育种程序中最主要的环节之一。

With this approach,the selection of weights and the estimation of approximation order simply depend on a parameter w.

该法适用于任意次数的有理Bezier曲线/面、任意的控制多边形/网格，权因子的选择和逼近度的估计都只依赖于一个参数w。

The optimal amount of historical data for parameter estimation and for the determination of the order of error polynomial are studied by using real data.

结合实际数据研究了电价预测模型中参数辩识的最佳历史数据量及模型中残差多项式阶次的选择问题。

The experiment data of paramecium from Gause was used to investigate the efficiency of the method. And the twelve nonlinear real examples from "Agricultural Experimental Statistics" written by Mo Huidong were used to compare the difference between results fit by the Excel and the linear transformation method, respectively. The result showed that the Excel fitting method is not only simple and efficient for the parameter estimation but can fit various complex nonlinear equations also.

采用Gause的4组草履虫数据，研究了用Excel的"规划求解"工具进行非线性方程拟合的有效性，并以莫惠栋的《农业试验统计》一书中的12个非线性方程实例，比较了用Excel拟合与用常规线性转换方法拟合的差异，结果表明：用Excel进行非线性方程的拟合不仅简单易行、获得更优的参数估计，而且可以拟合各种复杂的非线性方程。

By applying the accumulative method which is a new technique for fitting a curve to parameter estimation of GM (0, N), it avoids complicated matrix operation, reduces operation time and keeps high accuracy and many model characters. Thus it is of great benefit to practical application.

通过将累积法这种新的曲线拟合技术引入到GM（0，N）模型的参数估计之中，避免了复杂的矩阵运算，减小了运算量，同时精度高且不改变模型的许多性质，对于实际应用有一定的意义。

Simulation and experiment results show that the proposed algorithms can identify the parameters of IM exactly, and avoid the state estimation impacted by parameter variety.

仿真和实验研究表明，上述方法均能实现对电机参数的准确辨识，从而避免状态估计受电机参数变化的影响。

This paper is about to analyze the problem,establish the linear model of phase difference and provide a parameter estimation method to solve it.

本文作者通过分析相位差的产生，从理论上证明了相位差满足线性模型，并研究了如何通过参数估计来解决这一问题。

The acquisition of the point spread function is the key point in non-blind restoration algorithms for image, it's very important to get the estimation of point spread function parameter.

在图像的非盲复原算法中，点扩展函数的获取是算法的关键，因而点扩展函数参数估计是图像复原中重要的一步。

This paper presented a parameter estimation technique of polar tilt angle and azimuthal orientation angle of BAM images according to the variations of analyzer angles.

利用检偏角的变化，对布儒斯特显微镜图像像素点所代表分子簇的极化倾角和取向方位角进行了参数估计。

Molecular Distillation is a kind of high vacuum distillation method, which is suitable for the separation of high boiling, heat sensitivity and viscidity products.

分子蒸馏技术是一种在高真空条件下进行的连续蒸馏过程，适合于分离高沸点、热敏性及具有生物活性的混合物。

They are to the Noughties what yuppies were to the Eighties .

那在六十年代是时髦的，但在八十年代肯定是过时了