查询词典 vector decomposition

Vector control is the foundation of high performance PMSM control system Every vector control is analyzed and compared and several system characteristic are studied with special screw propeller load in this thesis, and then it is put forward that optimal torque control is the best control method of PMSM propulsion system.

本文对现有的几种矢量控制进行了深入的分析和比较，并结合推进系统特殊的螺旋桨负载研究了系统的各种特性，提出把转矩最优控制方案应用到舰船永磁同步电动机推进系统中。

The design of vehicle type classification based on Support Vector Machine is collecting characteristic parameters provided to segregator after vehicle image preprocessing and feature extraction,and classifying the type of vehicle by using technique of Support Vector Machine and binary decision tree according to vehicle image from video camera.

基于支持向量机的车型分类的设计思路是通过视频采集获得车辆图像，对车辆图像进行图像预处理和特征提取后，得到分类器所需数据特征，而后采用支持向量机和二元决策树对车型分类。

This software uses Visual Basic programming language which establishes procedures, it made the computer can self-action recognize the network's spanning tree, associated matrix, loop matrix, drag coefficient vector ,and flowrate vector and so on, then solute the problem according to flow calculation simulation model that has been established.

该软件利用可视化的Basic软件编制程序使计算机能够自动识别出用户所输入管网的生成树、关联矩阵、回路矩阵、阻力系数向量、流量向量等，然后根据己建立的数学模型进行求解。

Under generalized cone-subconvexlikeness for vector valued mappings in locally-convex Hausdorff topological vector spaces, by using separation theorem for convex sets, optimality necessary conditions are derived.

在局部凸Hausdorff拓扑线性空间中，在近似锥－次类凸假设下，利用凸集分离定理得到了最优性必要条件。

The existence theorem of generalized weak efficient solutions with respect to variable, cone for a linear G〓teaux differentiable mapping is proved with set valued mapping fixed-point theorem and the relation between a vector optimization and a variational inequality problem. The existence of weak efficient solutions for multi-objective convex vector optimization is characterized.

建立映射在线性G〓teaux可微条件下关于可变锥的广义弱有效解的存在性及多目标凸向量优化问题在G〓teaux可微条件下弱有效解的特征，利用集值映射不动点定理及向量优化与变分不等式的关系证明线性G〓teaux可微锥凸映射关于可变锥的广义弱有效解的存在性定理。

Sine law of spherical trigonometry spherical trigonometry Vector Proof of sine law of the vector method of proof.

球面三角学正弦定律的向量证明方法球面三角学正弦定律的向量证明方法。

Based on this result,the intrinsic reasons that singular value vector-based recognition methods have the low recognition accauracy are follows: singular value vectors of arbitrary two face images have not the equivalent basis space in general;there is no one-to-one correspondence between singular value vector and face image;singular value vectors are not separated.

进一步研究发现，导致基于奇异值向量人脸识别算法识别率低的根本原因是：不同人脸图像对应的奇异值向量所在的基空间不一致、奇异值向量与人脸图像之间并不存在一一对应关系、奇异值向量具有不可分割性。

The algebraic and geometric invariance of singular value vector is firstly given,and then singular value vector compressed is extracted as the image feature,then RBF neural network is used to training and recognition.

首先说明了彩色图像的奇异值向量具有代数和几何不变性，再将降维的奇异值向量作为图像的特征，然后应用RBF神经网络进行训练和识别。

The singular values of the project can be used as the character vector. The singular values of the scaling invariant can be obtained by the statistical characteristics of Radon transform. Since the singular values of the matrix are uncorrelated with the position of the column or the row of the matrix. In this way, the character vector of singular values with shift, scaling and rotational invariant is arrived at by this algorithm.

针对各颜色分量，利用Radon变换的奇异值的统计特性提取了具有尺度不变性的奇异值，由于矩阵的奇异值分解具有旋转不变性，因此该奇异值为平移、尺度和旋转不变的特征向量。

Then for an artificial given solenoidal vector field, the problem how to construct another solenoidal vector field to make its curl equal with the given field was discussed.

作为它的逆问题，对于任意给定的一个标量场和一个无散向量场，求解另一个向量场，使该向量场的散度和旋度分别等于两个给定场的问题，只有在适定的边界条件下才能得到确定的解。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。