查询词典 variable error

Based on the error estimates of moving least-square approximation, the error estimates for the finite point method are obtained.

基于移动最小二乘法的误差公式，本文讨论了有限点法的误差估计。

Furthermore, the adaptive compensation term of the optimal approximation error is introduced to minimize the effects of modeling error .

进一步，通过引入最优逼近误差的自适应补偿项来消除建模误差的影响。

Furthermore, the adaptive compensation term of the optimal approximation error was introduced to minimize the effects of modeling error.

该方案通过监督控制器保证闭环系统所有信号有界，并引入综合误差的自适应补偿项来消除建模误差的影响。

In this method, two fuzzy logic systems are used to approximate unknown functions, and an error compensator is designed to reduce the influence of approximation error on tracking accuracy.

针对一类非线性系统提出了间接自适应模糊控制方法，该方法用模糊逻辑系统逼近未知函数，并设计误差补偿器来减少逼近误差对跟踪精度的影响。

The program produces zero error in intermediate computation,and the error of final results can be arbitrarily small.

中间环节的运算误差为零，最后运算结果的误差为任意小的数，解决了一般微机中只能用浮点数计算除数为七位以上整数且误差较大的问题。

One channel of the DS-QPSK signal could be simplified by the high correlation orthogonality of PN code, and then phase error detection was implemented through the reference of detecting phase error for BPSK signal with arc tangent function.

PN码具有很好的相关特性，可以简化DS-QPSK信号中的一路信号，进而借鉴二相相移键控信号的反正切鉴相方式完成鉴相。

During the machining process, the error of the cutter's installing angle and Archimedes spiral curve interpolation will influent the machining error.

在加工过程中，刀具的安装角度误差、阿基米德插补误差等都将影响工件的加工误差。

To analyze the rounding error of calculator floating-point numbers arithmetic operation is the foundation of numerical calculation method's error analysis.

对计算机浮点数算术运算的舍入误差进行分析，是对数值计算方法作误差分析的基础。

The method includes steps: digital watermark technique is adopted to hide information of key data in not key data codes of compressed image; under protection of digital watermark, using protective backup for key data detects whether normal transmitted key data is correct or not so as to detect error code; carrying out cyclic mutual backup by using macro blocks in same positions in front and back macro block set; embedding coded motion vector in form of digital watermark to DCT transformation coefficient, and ensuring that video data are not influenced as best as one can; when error code occurs, if key data backup is correct, then the backup replaces former key data; otherwise, using mean value of key data in adjacent macro blocks within same frame to replace former key data approximately.

本发明中，采用数字水印技术在压缩图像的非关键数据编码中隐藏关键数据信息；通过数字水印保护下的关键数据保护备份来检测正常传输的关键数据是否正确，由此来检测传输误码；用前后宏块组中相同位置的宏块进行循环相互备份；对运动向量进行编码，然后以数字水印的形式嵌入到相对不重要的DCT变换系数中，同时保证视频数据尽量不受影响；在误码发生时，如果关键数据备份正确，则直接替代原关键数据，否则用同一帧内相邻宏块的关键数据的平均值近似替代原关键数据。

By introducing a differential-difference adaptive law, an adaptive repetitive learning control strategy is designed to ensure the asymptotic convergence of the extended tracking error in the sense of square error norm.

通过引进微分－差分参数自适应律，设计了一种自适应控制策略，使广义跟踪误差在误差平方范数意义下渐近收敛于零。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。