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error model相关的网络例句

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The error correction term of the vector error correction model is significant, and its coefficient has the expected negative sign, which implies that it indeed reflects an error correction mechanism that tends to bring the system closer to its long-run equilibrium.

向量误差修正模型中的误差调整项显著且其系数为负,说明具有将系统的短期波动调整到长期均衡的机制。

From the model, functional relationship between kinematics reliability of tool tip and every error resources was got; the contribution of each error component to the kinematics accuracy of the mechanism was analyzed and the key of all error resources was confirmed.

应用误差模型能够得出末端执行器位姿误差和各个误差源之间的显式映射关系,定量地分析各个误差源对机构运动精度的影响程度,从而确定机构中影响其运动精度的关键环节。

It is different from traditional concept that the concept dynamic roughness includes influence of model error, truncation error, observation error and so on.

此时的糙率与传统的概念有明显的不同,它包含了模型误差,截断误差,观测误差等各方面的综合影响。

Block recursive model ; Axiom of error ; Variable linear system error ; Constant system error ; Variance analysis

块递归模型;误差公理;可变线性系统误差;恒定系统误差;方差分析

The model of weighted LRIV for topology error identification and the method of calculating the weighting factor are formed. It can make the weighted innovation value of the topology error branch show up and improve identifying ability for topology error in little load flow value branches.

形成加权新息识别拓扑错误的模型和权值计算方法,这种加权算法使得发生拓扑错误的支路相应的加权连支推算新息元素值加大,可以改善新息图法对于小功率支路上发生的拓扑错误的识别能力。

The mathematical model between position error and north seeking error is gotten through error theory and partial derivative principle.

运用误差理论和偏导数原理,推导出转位误差与寻北误差二者之间的关系模型。

To improve the pointing accuracy of the telescope mount and the capability of daylight tracking, it is necessary to do more study on the error of telescope axes. The present thesis analyses many kinds of factors that cause the pointing error of telescope mount, and discusses the method for correcting the pointing error by setting up telescope mount model in detail.

本文详细分析了望远镜机架指向产生偏差的各种因素,讨论了通过建立望远镜机架指向误差模型的方法来修正望远镜机架指向误差的方法,通过使用CCD观测恒星来求解望远镜机架指向误差模型参数。

Fist, comprehensive analysis on the current study on data processing is made, and characters of Newton methods about nonlinear surveying and mapping data processing are discussed, and then new solutions to parameters estimate with multi-sources, multi-types, multi-dimension, multi-precision bynonlinear least square are presented such as PSB algorithm, digital continuation and generalized digital continuation algorithm, cone model method, tensor analysis method, GCMA(mixed algorithm of gradient method and conjugate gradient method), combining algorithm based on Newton method and gradient method and confidence region and so on, and a new fast difference iterative algorithm is proposed towards parameters estimation containing random parameters in nonlinear models, and a new solutions to nonlinear least squares surveying and mapping adjustment by parameters estimation both considering the random and nonrandom parameters is presented after studying on nonlinear data processing in deformation monitoring, and at last primary analysis on error propagation of spatial data is made and approximate error propagation formula and error analysis formula to length and area are proposed.

首先比较全面分析了目前测量数据处理理论的研究现状,讨论了牛顿类方法在处理非线性模型参数估计方面的特点,研究并给出了求解多源、多类型、多维、多精度、非线性最小二乘测量平差参数估计的若干种新方法,这包括PSB算法、数值延拓及其广义数值延拓算法、锥模型法、张量分析法、基于最速下降法和牛顿法的组合算法、基于最速下降

Aiming at T-base diamond lathe, author use both on-line and off-line to measure the error vector of lathe workspace, and acquire good network train samples, then build two-dimensional error compensation model of lathe workspace with BP neural network and fuzzy neural network, at last build contour error compensation control system.

在分析国内外数控机床伺服闭环系统的发展现状及局限性的基础上,利用原数控系统和所研制的二维压电陶瓷微动刀架,研制了独立于原数控系统的超精密闭环控制系统。

Aiming at researching on the theory of the shaft-kind parts form error evaluation and its application, on the basis of the analysis for the geometric model of the roundness error and cylindricity error, the linear programming models of the enclosure evaluation were proposed. According to the features of the proposed models, the solution of the optimization algorithms of linear planning was discussed to obtain accurate evaluation results.

为了对轴类零件形状误差评定理论及应用进行研究,在分析轴类零件的圆度、圆柱度误差评定几何模型的基础上,建立了包容拟合评定的规划数学模型,并针对模型的特点,探讨了使用线形规划的单纯形优化算法进行规划模型的求解,从而获得精确的形状误差评定结果。

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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

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但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。