查询词典 approximation error

To reduce the error between the interpolation function regaining the sampled signal and interpolation function ha by Shannon sampling theorem, this paper suggests that the common linear interpolation is replaced by a second order approximation of the parabolic interpolation.

为减小恢复被采信号所用的内插函数与山农采样定理要求的内插函数ha之间的误差，提出了用抛物线内插--ha的二阶近似代替常规的线性内插。

In this paper,based on an improved orthogonal expansion in an clement , using the new idea of Ref.[3] ,a new error expression of n-degree Hermite finite element approximation to one-dimensional 4-degrec 2-point bounded problem and 2-degree ordinary differential problem, and then optimal order superconvergence for their first derivatives is obtained.

本文针对在改进的单元正交性估计的基础上，利用文[3]提出的新想法，得到一维四阶两点边值问题和二阶常微初值问题的n次赫米特有限元u_h∈C~1的新误差估计式，以及导数误差的最佳阶超收敛，并且两者有相同的超收敛结果。

In this paper, based on the 1st order Taylor's expansion approximation interpolation, a realtime parametric curve interpolation algorithm is proposed in this paper, which can automatically adjust feedrate to confine the contour error within a given tolerance.

本文在一阶泰勒展开近似插补方法的基础上，给出了一种能够自动调整进给速度，将轮廓误差限定在允许范围之内的参数曲线的实时插补方法。

The polynomial truncation criterion is given to judge the error for the polynomial approximation.

提出对于NARLMA模型的神经网络结构进行多项式展开以实现系统的逐次分析，给出多项式截断准则，判定多项式近似的误差。

Besides, useful information including the linear range, the maximum trapping force, and the error associated with the linear approximation of trapping force when the particle was in the nonlinear regime was deduced from the experimental data for each polystyrene bead size. In the 2nd part, we report the application of oscillatory optical tweezers to trap and oscillate three different types of E.

此外，我们也从一些曲线的讯息得到有用的资讯，如每种聚苯乙烯小球量测的线性范围、最大光钳力以及允许10%最大误差时的线性趋近光钳力等等。

The error estimates for moving least-square approximation, which is the method for obtaining the shape function in element-free Galerkin method, are presented in Sobolev space W k , p for high dimensional problems.

在高维情况下，首先研究了无单元Galerkin方法的形函数构造方法——移动最小二乘法在Sobolev空间 W k ， p中的误差估计。

We propose a discrete stochastic approximation algorithm adaptively select a better cooperative subset using criteria such as minimum error rate.

通过蒙特卡罗仿真验证了分析结果以及该算法的性能，并举例说明该算法的收敛性。

We have a vast system of trial and error-of successive approximation to an equilibrium system of price and production.

我们具有一个逐步改正误差的范围广泛的制度，它是一种逐步接近均衡的价格和生产的制度。

Because of the error in this approximation by a fraction , and because of the higher-order terms in the polynomial for the moment of mean syzygy, the accumulator needs to be corrected by subtracting 1 once every 65 years or so.

由于在逼近时的误差只会出现在分数上，并且是此刻的平朔望多项式展开的高阶项目，累加器大约要经过65年才需要予以更正减除一天的误差。

This method computed the best rank-k approximation matrix which captured the k most prominent features of the data by minimizing the residual error among all rank-k matrices and then used the feature matrices to produce the prediction of unrated items.

本文通过奇异值分解的方法对用户评分矩阵进行降维，搜索最佳的用户特征矩阵和项特征矩阵，使其能有效地反映原始评分数据的特征，并在此基础上利用特征矩阵进行用户评分预测。

He knows that he's one of the mostdominant players in the NBA right now.

我知道他现在是联盟里最有统治力的球员之一了。

Using analysis method of BCG , the dissertation analyzed the management of voluntary service organizations .

利用BCG分析方法对我国的志愿服务组织管理进行了分析。