查询词典 vector basis

On the basis, with model reference adaptive method, the rotating speed estimation for vector control system with no-peed sensor is studied. In addition, aiming at the problem that the reference model is easily influenced by the initial value and drift of integral in normal speed recognizer, the traditional MRAS is improved, and modeling simulation is also conducted.

在此基础上，应用模型参考自适应方法，对无速度传感器矢量控制系统的转速估计进行研究，并针对常规速度辨识器中的基准模型易受积分初值和漂移影响的问题，对传统的MRAS方法进行改进，并对其进行建模仿真。

In this algorithm, the variable vector corresponding to one arbitrary point in the pre-sampling set initializes the reduced basis space.

其基本做法就是，在参数空间预采样的基础上，从某个预采样样本点开始，把该点作为第一个样本点，把其对应的场变量向量作为第一个基向量对其他的预采样点进行减基近似。

A vector signal space is defined by defining the two-dimensional (2D) orthonormal basis functions, and three critical measurements of performance, namely, probability of error, efficiency of spatial spectra and power efficiency are also defined as metrics for comparing candidate modulation schemes.

通过定义于二维空间的正交基函数建立了矢量信号空间，并定义了三个衡量空间信号设计方案性能的指标，即误符号率，频带利用效率和功率效率等。

In the parallel program, the in-core and out-of-core algorithms can be identified and chosen to use automatically. So the algorithms are united.(3) The re-orthonormalization technique is used to solve the loss of orthonormality of basis vector during the classical GMRES method solving large-scale three dimensional elasto-static BE problems.

3采用重正交技术解决了经典GMRES方法在求解大型三维弹性静力边界元问题过程中出现的基向量正交性丧失的问题；结合边界元基本解和系数矩阵的特点以及并行化的要求，研究了几种预条件技术；并以重正交技术和预条件技术实现了经典GMRES的实用化。

On the basis of the above, the bearing estimation property of vector sensor is discussed, including the probability density function and mathematical characteristic of bearing estimation, the influence of electrical rotation, bearing correction in the low SNR, the estimation method of SNR, the restriction of multiple targets bearing estimation, the postposition process and so on.

在此基础上，继续讨论单矢量传感器的方位估计性能问题，包括方位估计的概率密度函数及其数字特征、仿真、电子旋转产生的影响、低信噪比的方位纠偏、信噪比估计方法、多目标方位估计的局限、后置处理等内容。

Chemometrics analysis such as principal component analysis , radial basis function neural network, support vector machine are explored to find the suitable modeling techniques.

利用数据库中的近红外光谱数据，将主成分分析、神经网络和支持向量机等化学计量学方法，应用于近红外光谱分析。

Used as input vector of radius basis function neutral network, the wear debris shapes were divided into four classes: regular, irregular, circular and elongated.

然后以提取的形状特征为输入矢量，利用径向基函数神经网络对磨粒形状进行分类识别。

The support vector machine is one new general learning method,which proposed in the statistical Learning Theory,mainly applied in the data classification and regression estimate,meanwhile the main basis in plant classification is plant's outward characteristic.

支持向量机是在统计学习理论基础上提出的一种新型的通用学习方法，主要应用于数据的分类和回归估计，而植物分类的主要依据是植物的外观特征。

On the basis of shock wave characteristic of the supersonic projectile and the detailed analysis of measured datas,a method of decomposing and reconstructing the trajectory shock wave signal and muzzle blast wave signal is proposed and the characteristic parameters for positioning sound source and calculating trajectory vector with regular tetrahedron detection array are extracted.

根据空气动力学原理，在阐述超音速弹丸的弹道波特性的基础上，通过详细分析实测的声信号，提出了弹道波信号和枪口冲击波信号的小波分解和重构方法，提取了利用正四面体探测基阵进行声源定位和弹道矢量计算的特征参数，获得了满意的实验结果。

The measuring data after pre-processing was fitted with NURBS curve with constructing the non-uniform node vector using the method of cumulating chord length and optimizing the rights of NURBS curve restrictively. The formula of surface skinning which can be realized by programming was proposed on the basis of the foundation formulas in existence, then NURBS curves was skinned to gain the corresponding NURBS surface.

对经过预处理后的测量点数据，通过采用累积弦长法构造非均匀节点矢量和对权因子的约束优化，进行测量点数据的NURBS 曲线拟合，在现有基本公式的基础上推导出了可以编程实现的曲面放样公式，对得到的NURBS 曲线进行放样处理，最终得到了测量点数据的NURBS 曲面。

What was it that made you want to change sider ?

是什么使你临阵倒戈？

I don't know what he wants, but let's play along with him.

我不知道他要干什么，可我