误差模型

In order to utilize it better in the new generation inertial navigation system,it is necessary to study the random error model of VBA.

为了更好地将振梁加速度计应用于新一代惯导系统中，有必要研究其随机误差模型。

Secondly by using the real parameter complex variable error model and its parameter adjusting algorithms developed in this paper, some new parameter identification methods that can be used in the variant speed driving condition are proposed.

其次，应用本文得到的实参数复变量正实误差模型条件下的参数调整算法，给出了2种新的变速驱动时感应电动机定转子参数的辨识算法，它们可以在交流传动系统的参数自适应设计问题中得到应用。

The error model identification of accelerometers on a azimuth strapdown platform system is also concerned in the dissertation. The composite 14 position test plan of the regular hexahedron and octahedron is provided, and identification results are obtained by using improved progressive regression algorithm.

本文实验研究了方位捷联平台系统加速度计误差模型辨识方法，根据最优试验设计理论设计了正六面体和正八面体组合十四位置试验计划，并用改进的逐步回归算法给出了辨识结果。

We figure out the telescope mount parameters by observing stars with CCD, and establish a measurement system, including CCD and image acquisition card to collect stars'image data, time and frequency system (made up of high accuracy counter, the GPS second signal and 10MHz frequency standard), the observing software in VC++6.0 for collecting and processing star image and the image processing software programmed with MATLAB.

建立了一套用于测定望远镜机架指向误差模型参数的系统，包括：CCD 及图像卡等硬件系统用于采集恒星图像数据；使用高精度的计数器、GPS 提供的秒信号和标准10MHz信号开发了用于观测软件的时间频率系统；使用VC++6.0 编制了包括用于计算恒星位置及图像采集和处理的观测程序，并用MATLAB编制了用于处理观测数据的程序。

The frequency range and distortion model affected by Faraday rotation were analyzed. A kind of calibration algorithm was introduced, in which trihedral corner reflectors were used to calibrate POLSAR image subject to channel imbalance, Faraday rotation and RCS distortion. [2]Three kinds of target decomposition theorems used to extract polarimetric features of SAR image were studied in detail. A kind of POLSAR MLC image data decomposition method based on classical coherent decomposition theorem of POLSAR SLC image was introduced, which was used to extract polarimetric features of POLSAR MLC image.

当工作频率小于1GHz时，法拉第旋转是影响低频星载极化SAR图像定标的一个重要因素，论文分析了受法拉第旋转影响的波段范围和误差模型，提出了一种校正通道不平衡度、法拉第旋转和绝对幅度增益的极化定标算法，仅使用一种点目标——三角反射器作为定标体，应用于受法拉第旋转影响的极化SAR图像定标； [2]深入研究了三类用于SAR图像极化特征提取的目标分解理论。

Static and dynamic error models of inertial sensors are deduced from the types of interferential torque and dynamic principle.

根据干扰力拒的类型和刚体转动的动力学原理，推导了陀螺仪和加速度计的静态和动态误差模型。

The conventional method is based on linearized error models. Recent approaches use directly the nonlinear kinematical equations of the rigid body motion.

常规的方法基于线性化的误差模型，而新近的方法直接采用刚体运动的非线性运动学方程。

The accelerometer error m odel can be identified and the test points are the least by using this model.

该方法可以做到以最少的测试点数完成对加速度计三元二次多项式误差模型辨识。

In this paper, we extend empirical likelihood to partial linear errors-in-variables model, a nonparametric version of Wilk's theorem is derived.

本文，我们把经验似然推广到部分线性度量误差模型，得到了非参数的Wilk's定理，我们的方法可以用来构建置信区间，也可以用来检验。

Furthermore, a conjecture about the stability of the multi-adding-point error model is presented and some corollaries of the conjecture are proved.

摘要提出多综合点误差模型及其孤立部分传递函数的概念，得到了所有孤立部分传递函数都正实的充分必要条件，以此为基础，给出了关于系统稳定性充分条件的一个猜想，并证明了猜想的一些推论。

I am sure after a few weeks of adaptation and familiarization I will have no difficulty in functioning on a daily basis in an English speaking society or in participating fully in graduate studies.

在大学的三年的学习生活不仅给予我自身的充实，更重要的是磨练和培养了我较强的自觉能力和严谨，踏实的作风以及不怕困难的精神，对未来充满了信心！

As the first volcanoes erupted, one of the gases that bellowed out was steam.

在第一批火山喷发时，喷出的气体之一就是水蒸汽。