查询词典 state vector

Based on the fact that forces are vectors, the key problems of the vector sum method are the state of real stress distribution and potential sliding direction of slopes.

矢量和分析方法是基于力是矢量这一基本概念的分析方法，其关键在于确定边坡真实应力分布状态及整体下滑趋势方向。

This paper lays its emphasis on the latter by presenting a state optimal space vector control strategy on the basis of using a modified synchronous detection method to generate the reference current.

本文在采用改进的同步检测法产生指令电流的基础上，提出了一种基于状态优化的空间矢量控制方案，主要研究滤波器中变流器的控制策略问题。

Besides,we also draw and describe some other problems in theexisting frame:such as the relation between Schmidt decomposition and localunitary transformation,the vector expression of pure state density matrix,traitsof certain points locating near the boundary of disentangled region.

另外，对于其它一些不甚重要的问题，如Schmidt分解与定域酉变换的联系，纯态密度矩阵的向量表示的特点，非纠缠态区域边界上的点的某些特性等等，我们一并在现有的框架中给出描述。

According to above equations, the equivalent circuits and vector diagram in dq axis are plotted out and mathematical models described by state space in dq axis are constructed.

根据上述方程，绘出dq轴的等值电路及矢量图，得到状态空间描述的dq轴数学模型。

This paper is devoted to the study of a control problem associated to a nonlinear second order vector differential equation with pointwise state constraints.

本文主要研究一类具有状态约束的由向量微分方程所支配的光滑和非光滑利普希茨控制问题。

By using abundant message contained in the four Stokes profiles, it can determine the polarization state of radiation from the sunspots and measure accurately the vector magnetic field within sunspots.

它利用4个完整的Stokes轮廓所蕴含的丰富信息，完全确定辐射的偏振状态，从而精确地测定太阳黑子区的矢量磁场。

Aimed at the problem in the Kalman multiuser detector with a rapid performance degradation in the presence of signature waveform mismatch in the multipath channel, an improved blind multiuser detection algorithm is presented based on Kalman filtering. The method introduces the subspace technique to modify original state space model, thus the detector is modeled as a vector in the signal subspace.

针对卡尔曼滤波盲多用户检测算法在多径信道存在波形失配的情况下性能迅速下降的问题，引入子空间概念对原状态空间模型进行了改进，进而得到了改进的盲多用户检测算法。

Compared to state-of-the-art methods based on Kohonen's adaptive-subspace self-organizing map, our method avoids confusion of data in the manifold representation. Each neuron in the network approximately learns the mean vector and principal subspace of the data in its local region. The data representation is therefore more discernable.

与现有的基于Kohonen的自适应子空间自组织映射网络(Adaptive-subspace self-organizing map， ASSOM)方法相比较，本文方法有效地克服了流形表达中出现的数据混淆现象，网络中各神经元渐近学习各自区域内样本数据的平均向量和主元子空间，数据表达更加清晰可辨。

Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array,a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the Eulers theorem and the coordinate transform is introduced. The dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. So it offers theory foundation for analyzing the dynamic characteristic and designing robust control.

由于猎雷艇作为动基座的存在和声纳基阵的框架结构特点，提出了以艇体坐标系为运动坐标系，运用变形的欧拉定理和坐标变换建立声纳基阵相对自身坐标系的旋转运动方程的建模思想；将所建立的矢量形式的动力学模型展开整理，获得了状态矩阵形式的猎雷声纳基阵动力学方程，为系统动力学模型的实用化奠定了基础。

Firstly, the target vector is transformed to the state with minimization of cross-polarization; then the parameters u/v/H are used to characterized scattering mechanism, and the fuzzy membership is adopted instead of "hard" division of parameter plan; finally, characterizing the coherency matrix as multivariable complex Wishart distribution, the polarimetric SAR image is classified based on Bayes maximum likelihood criteria.

该文提出了一种新的非监督分类算法，该算法首先根据去取向理论，将目标向量旋转到最小交叉极化方向；然后，采用u/v/H参数描述散射机制，以模糊隶属函数代替参数平面的"硬"阈值划分；最后，以多元复Wishart分布描述相干矩阵，基于Bayes极大似然分类准则进行分类。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了