查询词典 error model

This paper investigates the influence of the change and the volatility of RMB nominal exchange rate on the exports of China to Euro region during 1999 to 2005. The unit-root test, Johansen co-integration test and error-correct model are applied.

本文运用时间序列分析中的单位根检验、Johansen协整检验和误差修正模型，就1999年到2005年间人民币名义汇率变动对中国向欧元区国家出口的影响进行了实证分析。

The objective of this research was control a long stroke inchworm type positioning stage. Consider the factors that may affect positioning precision include the nonlinearity of piezoelectric actuator and phase lag cause by feedback control. Use model of hysteresis and zero phase error tracking controller to improve the tracking ability and reduce the phase lag of the system.

因此在本研究中，对於一个蚇蠖式长行程平台研究控制方法，考虑可能影响定位精度的因素，包括压电致动器的非线性特性与系统因为闭回路控制架构造成的响应相位落后现象，利用迟滞数学模型的建立与零相位误差追踪控制器的设计来改善系统的追踪能力与相位误差。

Through the improvement of the existing model,the Gaussian distribution of the residual error is supplanted by the Laplace distribution in order to approach the real distribution.

通过对已有模型进行改进，用拉普拉斯分布代替插值点残留误差的正态分布，使分布情况更符合实际。

Second, when the error distribution of the model is the Laplace distribution, the L1 estimation of 1-D location estimation is essentially the sample median, hence the study of the Laplace distribution is also important.

第二，由于当模型的误差分布是拉普拉斯分布时，一元位置的最小一乘估计是样本中值，因此对于拉普拉斯分布的研究也是至关重要的。

Therefore, based on the velocity composition law of particle movemen t, a mathematical model and its algorithm for the locating error are firstly est ablished to analyze the linear dimension.

为此， 基于质点运动的速度合成原理，首先建立了线性尺寸的定位误差通用模型及其算法。

According to the features of load forecasting of small region,a decoupling mechanism based error analysis model and corresponding forecasting mechanism are proposed in which the short-term load forecasting is divided into two parts,namely load level forecasting and per unit curve forecasting.

针对小地区短期负荷预测的特点，提出了基于解耦机制的误差分析模型和预测机制，将短期负荷预测分为负荷水平预测和标幺曲线预测两部分。

The asymmetric stripline is widely used in LTCC microwave integrated circuit system. Different kinds of discontinuity are often encountered in the circuit design, such as open circuits, steps, right-angle bends, T-junctions and so on. This paper successfully transplantes the equivalent circuit model of microstrip line discontinuity to the asymmetric stripline so as to deal with T-junction discontinuity and the branch-line coupler constructed by parts with various discontinuity. Compared with numerical results, the average error of S parameters is less than 2%.

偏心带状线广泛应用于LTCC微波集成电路系统中，其电路设计过程中也经常会遇到诸如开路端、阶梯、直角拐角及T型接头等各种不连续性问题；该文成功地将原有的微带线不连续性等效电路模型移植到偏心带状线上，从而分析了其T型接头不连续性和由其不连续性部分组成的电路组件分支线耦合器；与数值计算结果相比，其S参量的平均误差小于2%。

In the standard linear regression model, spatial dependence can be incorporated in two distinct ways: as an additional regressor in the form of a spatially lagged dependent variable , or in the error structure.

然而，两个不同时段对全局统计具有显著影响的观测单元完全不同，反映了新疆区域经济发展过程的局部不平稳性。

On the basis of analysis of the principle of TDOA location estimation and the feature of signal propagation in mobile communication environment, taking the system errors and environmental errors into account, we established the statistical model of TDOA error, and proved it is available by experiment.

针对公交车辆运行的特点，提出利用移动电话定位中的TDOA 定位技术对公交车辆进行定位。

A new method of combining Hidden Markov Model with Transform Based Error Driven approach is first puts forward for POS tagging.

在研究词性标注问题时，提出了基于转换、错误驱动的机器学习方法和隐马尔可夫模型相结合的算法。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。