误差曲线

Based on the non-linear system and in the light of the characteristics of piecewise linearization of the bumper performance curve in the calculation of train coupling s,the calculation formulas are re-deduced by use of the basic principles of Newmark-β method.

基于非线性系统，针对列车连挂计算中缓冲器特性曲线分段线性化的特点，利用Newmark-β方法的基本原理重新推导计算公式，改进了传统的Newmark-β方法，改善了算法的稳定性，减小了计算误差，使之适用于列车连挂的计算。

Without imposing any additional constraint or changing the error criteria, this dissertation extends the original CIM to solve the three dimensional LS-WMN problem (the weighted minimum number polygonal approximation problem with the line segment error criterion).

本文将其推广到三维情形，解决了三维〓范式下的LS-WMN问题（线段误差条件下的带权多边形曲线最佳逼近问题）。

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 curve regression equation obtained by computer has big correlation coefficient and small calculation error.

用计算机拟合获得的曲线回归方程相关系数大，计算误差小。

That the fitting residual errors are in the 1nm magnitude order,so the curve fitting algorithm can be used in the high-precision curve fitting exactly.

试验结果表明：该算法的拟合误差在1nm数量级，可用于完成高精度的数据曲线拟合。

It is concluded that the order number determines the precision of temperature extrapolation method, and it can be controlled when the quadratic sum of residual error between the opposite solving and the original measuring is minimum. For the specific surface temperature curve, it is derived with the temperature on the site 0.0129cm.

分析结果表明，阶数决定著外推测试的结果以及结果的精度，阶数选取不当甚至会出现错误的外推测试结果，但采用反面求解求得的拟合曲线与实测得的原值具有最小的剩余误差平方和，可以有效地抑制其影响。

A two-layer framework with particle swarms cooperative optimization and a mutation parameter is introduced by the QPSCO algorithm for larger searching scale and quicker convergence. Moreover I the residual sum of squares in least-square principle is introduced into the fitness function to enhance the fitting precision of the sensor position curve.

在QPSCO算法中，采用双层的多粒子群协同优化结构，同时引入参数变异策略，在扩大搜索范围的同时加快该算法收敛；将加权最小二乘法的误差平方和引入适应度函数中，以提高传感器位置曲线的拟合精度，从而实现传感器的优化配置。

MethodsWe chose a sample schedule thatminimized the variance of the parameter estimates and the error in reconstructing the plasma insulin profile, trying toreduce the total number of samples of MMT from 30 to 12 or 10 and the time of MMT from 3 hours to 2 hours.

目的 为克服经典的最小模型技术样本数太多(30个)、历时太长(3小时)的缺陷，以减少样本数所获得的信息对估计参数和重建胰岛素曲线的误差降至最小范围。

As for spindle motor servo design, a track-jump flag signal is utilized to perform Bang-Bang Control that is adopted to adjust the motor rotational speed during long seek.

短寻轨伺服部分，也改善了短寻轨速度命令曲线与估测速度间的稳态误差之情形。

One method of reducing the tracking error of a sharp corner is to substitute a sharp corner with a smooth curve.

一种方法是减少跟踪误差的急转弯是替代急转弯平滑曲线。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。