查询词典 variable error

The mean square error is presented to describe dynamic error and evaluate its dynamic accuracy.

提出应该以均方误差来描述动态测量误差并对其精度进行评价。

The first error model is based on root mean square error in normal direction of the transition curve.

该文推导了缓和曲线上任意点坐标的方差的加权平均值，来建立描述曲线元不确定性的模型。

In the process of error analyses, an estimation formula of error remaining for the bilinear interpolation function is put forward and proved.

在误差分析过程中，给出了双线性插值函数误差余项的估计式，并给出了证明。

The sources of measurement error are analyzed, and the steps and results of error analysis are shown.

结合光散射式数字粉尘测试仪的实际应用，总结了使用过程中应注意的事项。

Further, the error of the measurement system is being analyzed,and proposed the method for improving system and monishing error.

此外，对测量系统中的误差进行了分析，提出了改善系统，减小误差的补偿方法。

Ideal error passes the observation of professional personage, the problem of this enterprise website also is the CMS idea of the malady error with most common website actually.

观念误区经过专业人士的观察，该企业网站的问题其实也是大多数网站常见的弊病错误的CMS观念。

Because of the fatal differs between large-scale and mesoscale weather systems, such problems as relevant model of background error, representativeness of observation data and observation error structure still need to carry on deeper research.

鉴于中尺度和天气尺度天气系统之间的巨大差别，在中尺度资料三维变分同化时，背景误差相关模型的设置、观测误差结构和观测资料的代表性等方面还需要进行更加深入的研究。

Choosing output error of Accelerometers and angle error of attitude as observation respectively and system observation model is derived, which is based on analyzing Kalman filter theory. Simulation show that the results are true and validated.

本文对捷联惯导系统动基座初始对准进行了研究，对卡尔曼滤波技术在动基座初始对准中的研究与应用具有一定的参考意义。

Comparing with the observation results, the biggest average error of four observation well is 0.14 m in the simulation, the positive and negative error is relatively equal, and the stability of system is better, which means the simulation model accords with the reality of the studying region.

模拟结果与观测结果比较，4个观测孔的平均水位误差最大值为0.14m，正负误差比较均衡，系统稳定性较好，表明所构建的数学模型与研究区域实际情况吻合较好。

Study on application and simulation of Kalman filter technology in SINS Because Kalman filter some merits, such as provided a fast and accurate method for SINS, adopting it to do initial alignment in this paper. The Kalman filter theory is introduced and the dynamic error vector equation of the initial alignment is derived at the first. Using velocity error as exterior value of observation, maneuverable characteristic that is influenced with system's observability and its degree is studied at length by do amount of simulations and experiences.

首先介绍了卡尔曼滤波理论及相关技术，建立了系统卡尔曼滤波的状态方程和观测方程；首先采用速度误差作为观测值，详尽的研究了系统机动特性对可观测性和可观测度的影响，并做了大量仿真实验：通过对滤波原理的分析研究了影响的原因；分别选用加速度计输出误差和转台输出姿态角误差作为外部观测值，推导建立它们的观测模型，并通过仿真证明了分析结论的正确性。

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。